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Why does my GM car say no start no crank?

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Why does my GM car say no start no crank?

How to diagnose a no start no click on GM vehicle. If you have a late model GM vehicle and turn the key only to hear nothing, you’ll most likely think you have a dead battery—and you may. But a no start, no crank, no click condition can be far more involved than that.

What was the problem with my GMC pickup truck?

Specifically, the lawsuit claimed the active fuel management (AFM) system, piston rings and PVC system in these vehicles were faulty and caused excessive oil consumption, as well as premature spark plug degradation and engine malfunction.

What is a typical GM starting system wiring diagram?

Click on the image here to pull up a PDF of a typical GM starting system wiring diagram. Depending on the year, model and engine of your GM vehicle, your starting system may be less complicated or use only some of the components shown here. For example, earlier anti-theft systems didn’t communicate the same way with the PCM.

Do you need a PCM for a GM car?

Depending on the year, model and engine of your GM vehicle, your starting system may be less complicated or use only some of the components shown here. For example, earlier anti-theft systems didn’t communicate the same way with the PCM. The bottom line is you MUST get the wiring diagram for your particular vehicle.

How to troubleshoot a no start GM 4.3L pick up?

Testing a Cranks but Does Not Start condition on your GM 4.3L, 5.0L, 5.7L pick up, van or SUV is not that hard to do, if you have a solid diagnostic strategy. In this article I’ll show you the basics of testing such a problem.

Why does my car not start when I turn the key?

This condition is usually due a failed fuel pump, a failed ignition coil, a failed ignition control module, a failed crank sensor, etc… that lets the engine crank (turn over) but does not let it start. A No Crank Condition means that the engine is not turning over when you turn the key to crank the engine.

What’s the difference between no start and no crank?

It’s important to know that a no crank and a no start condition are not the same thing since this article only concentrates on testing a no start condition. In layman’s terms, a No Start Condition means that your vehicle’s starter motor is cranking the engine but the engine is not starting.

How to diagnose a no start no click on GM vehicle. If you have a late model GM vehicle and turn the key only to hear nothing, you’ll most likely think you have a dead battery—and you may. But a no start, no crank, no click condition can be far more involved than that.

This condition is usually due a failed fuel pump, a failed ignition coil, a failed ignition control module, a failed crank sensor, etc… that lets the engine crank (turn over) but does not let it start. A No Crank Condition means that the engine is not turning over when you turn the key to crank the engine.

Testing a Cranks but Does Not Start condition on your GM 4.3L, 5.0L, 5.7L pick up, van or SUV is not that hard to do, if you have a solid diagnostic strategy. In this article I’ll show you the basics of testing such a problem.

It’s important to know that a no crank and a no start condition are not the same thing since this article only concentrates on testing a no start condition. In layman’s terms, a No Start Condition means that your vehicle’s starter motor is cranking the engine but the engine is not starting.

Why does my GM ignition key not turn?

Sometimes the ignition key won’t turn or rotate. If that happens the vehicle won’t start, the steering wheel won’t turn and it won’t shift into gear. On a late 90’s or early 2000 GM vehicle this is the way to get it apart so you can replace the tumbler. Category Autos & Vehicles.

Why do I need to turn off PassLock on my Chevy?

People this is happening with many models of Chevy and even Hummers. It is that Passlock needs to be relearned. Key turned on then try to start but don’t let it, just crank it.

Why does my car make a clicking noise when I turn the key?

Although a clicking sound can come from other sources such as the suspension, the most frequent and familiar clicking comes after turning the key or pressing the ignition button. There might be a sluggish single click or there might be a jarring spray of clicking, and both are symptoms of parts asking for assistance.

What are the symptoms of a bad ignition coil?

These are the symptoms of a bad ignition coil: Misfires – Check Engine Light: Misfiring is usually the first and most common symptom, and in most vehicles today, this will appear as a Check Engine Light. The misfire will either be on a particular cylinder, or random.

What to do if your crankshaft sensor is not working?

Issues with the crankshaft sensor can quickly lead to problems that affect the drivability of the vehicle. For this reason, if you suspect your crankshaft position sensor has an issue, have the vehicle inspected by a professional technician right away. They will be able to diagnose your car and replace your crankshaft position sensor if necessary.

A low or bad battery can be easily tested with a standard ohm meter or at any auto repair shop or parts store (they usually do this free of charge). A loose battery cable connection is often the simplest of causes for a non-start. A bad starter solenoid means replacement is needed.

Why does nothing happen when I turn the key?

Think of this process as a water pipe with a series of loops that get smaller and smaller in diameter, increasing the water pressure without increasing the amount of water flowing through. This makes the water jet out the other side faster and further than it would have at its original pressure. Like a https://youngchoppers.com list of hitches.

Why is my Chevy Silverado 1500 not starting?

However, today, when the truck will crank and start, the antitheft icon goes off after a few seconds with the key on and stays off while the truck is running. It never flashed either today or yesterday though. And I don’t know if the antitheft system disables cranking or starting or both.

Can a bad ECM cause a car not to start?

4. Car Not Starting. A bad ECM may lead to a vehicle that won’t or is difficult to start. If the ECM fails completely, it will leave the vehicle without engine management control, and will not start or run as a result.

Can a misfiring crankshaft sensor turn off the engine?

In this case, your car will still run but the engine will turn off after some time. The misfiring will also occur the same way. If you keep ignoring the signs, the engine will shut off permanently. How to test Crankshaft and Camshaft Position Sensors?

What are the symptoms of a bad crankshaft position sensor?

It’s one of the most serious crankshaft position sensor symptoms. The computer receives a malfunction code when the sensor is completely gone. The symptom starts with difficulty in starting and leaves the car dead one day if you don’t get it fixed. The starting problem could be the result of electrical connection or circuit problems too. 5.

What to do if your Chevy Silverado won’t start?

Simple fix by checking the ground in the harness right behind the passenger side cylinder head. Trace the break and wire it to a new location for a ground such as the front of the cylinder head as I did. Loading…

What to do if your Duramax engine won’t start?

Replaced the Injecton pump with ac delco pump, replaced the fuel filter, replaced the 2 fuel lines from filter to engine, replaced ecm and reprogrammed, performed all vacuum test through fuel rail and filter housing and holds 25″ vacuum. The pump sucks down to 10″ vacuum with the return blocked off. still won’t start any help would be appreciated.

What kind of Chevy truck won’t start?

In this video we encounter a condition where a 2002 Chevy Silverado ( Similar to GMC Sierra ) pickup has a symptom of the engine cranks over but won’t start…. In this video we encounter a condition where a 2002 Chevy Silverado ( Similar to GMC Sierra ) pickup has a symptom of the engine cranks over but won’t start….

Why does my GMC Silverado have no crank?

This is a fix for a known electrical issue with the 2003-2007 C/K series GM Trucks where a bad ground causes multiple issues. Such as no start, no crank, intermittent no gauges, and sometimes the theft light would stay on, and the parking lights would stay on.

What kind of engine does a 2003 Silverado have?

Here’s the kicker…..I put the new one in and the truck started right up and we thought it was fixed, my son drove the truck and it ran fine, but when he returned home, it wouldn’t keep running after he would try to start it again, no matter how many times we tried.

What to do if your car won’t start?

Such as no start, no crank, intermittent no gauges, and sometimes the theft light would stay on, and the parking lights would stay on. Simple fix by checking the ground in the harness right behind the passenger side cylinder head. Trace the break and wire it to a new location for a ground such as the front of the cylinder head as I did. Loading…

How many fuses do you need to start a GM car?

But then you must have two good fuses in the starting circuit, two good relays, several good fuses to the BCM, good fuses to the PCM, and good grounds all around. Click on the image here to pull up a PDF of a typical GM starting system wiring diagram.

What does it mean when your car says no start?

A No Crank Condition means that the engine is not turning over when you turn the key to crank the engine. The most common problem, that causes this condition is a failed starter motor. If your vehicle is suffering a No Crank Condition, this tutorial may be a good starting point: How To Test The Starter Motor (GM 4.3L, 5.0L, 5.7L).

What to do if your car starter wont start?

First start by checking for battery power. Turn on your headlights, and if the light is bright that means you got power. If it is not bright then you got a bad battery or a faulty alternator. At this point try jumping the vehicle. If the starter still does not turn over with good power, then you got a faulty starter.

What does it mean when Your starter clicks but wont start?

Today’s topic is “starter clicks but won’t start.” Here are the steps to check that you got a faulty starter. Number one. First start by checking for battery power. Turn on your headlights, and if the light is bright that means you got power. If it is not bright then you got a bad battery or a faulty alternator.

What does it mean when your GMC Sierra won’t start?

The first and most common is when it won’t turn over. This just means that the engine doesn’t move when you turn the key. The second way that your Sierra won’t start is when the engine turns when you engage the starter, but it won’t fire and run on its own.

Why is my intermitent light not working on my GM Truck?

C0222 also goes to your ABS system – the right front wheel speed sensor is not sending a signal. These sensors fail fairly commonly on these trucks, and isnt too difficult of a fix. I hope this helps, and I wish you the best of luck in getting this issue sorted out. I have checked the connection at the alternator.

Why is my intermitent Battery Light not working?

Again, check the connections, make sure your brake lights work, clear the code. It shouldn’t come back unless your ABS kicks in while there is a short in the switch. C0222 also goes to your ABS system – the right front wheel speed sensor is not sending a signal.

Why does my Chevy Impala have no power?

If your Impala, Monte Carlo or comparable GM vehicle looses power and won’t start without warning. You have power to all the accessories but when you turn the key you get no crank or power to the starter. Also if you’re having this happen at random watch this video.

Why does my car not start when I start it?

There are three very basic components that the engine, in your GM vehicle, needs to start and they are: Air, Fuel and Spark. When your 4.3L, 5.0L or 5.7L GM vehicle cranks but does not start…it’s because one of these components is missing from the mix.

Why does my 2001 Chevy Silverado not start?

My 2001 Chevy will not start. I replaced the fuel filter and I can hear the fuel pump running. Could it still be the fuel pump? What model Chevrolet is this? Any warning lights on the dash? Sorry, it’s a Silverado. No lights, and the diagnostic tool shows nothing. OK. Most likely not the fuel pump. If a new one made no change, then highly unlikely.

Can a Chevy Silverado start or crank over?

Chevy Silverado does not start or crank over. Chevy Silverado does not start or crank over. Welcome to JustAnswer. The pcm actually commands the starter to turn over on this vehicle.

Can a failed crank sensor cause no start?

The thing to remember about having a failed crank sensor, is that if you have spark or fuel injector pulses, the crank sensor is OK and not the cause of your No Start Condition. The crankshaft position sensor, on your 4.8L, 5.3L, 6.0L GM vehicle, is a Hall-Effect three wire crankshaft position sensor.

The thing to remember about having a failed crank sensor, is that if you have spark or fuel injector pulses, the crank sensor is OK and not the cause of your No Start Condition. The crankshaft position sensor, on your 4.8L, 5.3L, 6.0L GM vehicle, is a Hall-Effect three wire crankshaft position sensor.

What causes a car to click when trying to start?

1 Battery Drained. First, did you leave the headlights or an interior light on, or something else that drained the battery while you were sleeping? 2 Cables, Connections and Corrosion. Second, check the clamps for the cables connected to the battery. 3 Bad Battery. 4 Alternator Issues. 5 Starter Motor. …

What do you say when your car won’t start?

When your car’s engine won’t start and all you hear is a rapid clicking noise, you’re likely to mutter, “Darn” (or perhaps another four-letter word) and instantly think that something is wrong with the battery. You would probably be right.

What are common reasons my Chevrolet Impala won’t start?

What are common reasons my Chevrolet Impala won’t start? While there are a variety of reasons your Chevrolet Impala won’t start, the most common 3 are a dead battery, an alternator problem, or failed starter.

What does it mean when Battery won’t start?

The battery is considered dead when there isn’t enough charge to start the engine or run electrical components. Normally, the first sign is dim lighting in the interior of the Read More

What does no crank mean on a Chevy Cobalt?

One other thing I forgot to mention…..engine light is on with code P1682 which I have been previously told should not cause a no crank condition but can cause a no start or reduced power condition. Another weird thing about this code is that I really can’t clear it.

What causes a car to have a no start condition?

The battery or battery problems are the number-one cause of this type of no-start condition. A quick way to check your battery is to turn your headlights on. If the headlights come on and are nice and bright, not dim or dull, then it’s likely your battery and its connections are okay.

Why does the Check Engine light not come on?

The starter is new and the check engine light does not come on at all. Ever. I did get it to turn over by jumping the starter thing (I do not know the real term. Lol). The OBD scanner says code U1001 or something like that which is no communication with ECM/ PCM. The only other things it says is MIL on and compression good. All else is N/A.

Why is my Vortec 5.7 not sparking?

Went and stuck it back together it, new cap new rotor wires will crank, spark and fuel but can’t get it to start. Triple checked firing order, can see gas in the throttle body am stumped. Any ideas of what this problem could be?

Why does my GM 4.3L engine not start?

No Start Condition Basics There are three very basic components that the engine, in your GM vehicle, needs to start and they are: Air, Fuel and Spark. When your 4.3L, 5.0L or 5.7L GM vehicle cranks but does not start, it’s because one of these components is missing from the mix.

What kind of engine is a 98 Vortec?

SilveradoSierra.com • 98 5.7L cranks but no start, new fuel pump, cap, and rotor.. : Vortec 5300 5.3L V8 Is your ’98 a throttle body injection or is it one of the first generation vortec’s.

What to do if your Vortec won’t start?

96 Chevy C1500 5.7L Vortec Truck won’t start, Replaced Fuel Pump, Filter & Has Spark. Hey everyone, I have a 1996 Chevy C1500 with a 5.7L Vortec, I got the truck recently and was told it just needed a Fuel pump, I replaced the Fuel pump, and the Filter, also the pump turns on and there is fuel up at the rail, I pushed the pin and it shot right out.

Went and stuck it back together it, new cap new rotor wires will crank, spark and fuel but can’t get it to start. Triple checked firing order, can see gas in the throttle body am stumped. Any ideas of what this problem could be?

SilveradoSierra.com • 98 5.7L cranks but no start, new fuel pump, cap, and rotor.. : Vortec 5300 5.3L V8 Is your ’98 a throttle body injection or is it one of the first generation vortec’s.

Is there a problem with my Sonoma V6?

Ok, I have V6 in my 2000gmc sonoma that will not crank when attempting to start. The dash lights up, under the dash clicks (normal sounds) are there, under the fuse box relays click as well but no sound at all coming from solenoid or starter.

Why is my Sonoma S15 not starting properly?

No warnings, like sputtering, or misfiring sounds, just suddenly wasn’t there. From that he was now pretty sure it was the trucks computer, and when I told him that the first time we did a engine diagnostic the fuse that let the computers talk was missing, he became certain that it was the computer.

Why does my 1999 Chevy S10 not start?

That truck is known for ignition switch failure, not the key one but the electrical switch at the lower column. 1999 Chevy S-10 PU 4.3 ltr. engine, won’t start when wet, once it dries out and the weather clears it will start. We’ve replaced cap, rotor, plugs, fuel pump and fuel injectors.

What causes the Check Engine light to come on?

A failing or failed crankshaft position sensor may cause the check engine light on your dashboard to come on. A diagnostic scan tool will show a code between P0335 and P0338. The check engine light doesn’t always come on, though, so you could be experiencing any of the above symptoms for some time before you see the warning light.

Click on the image here to pull up a PDF of a typical GM starting system wiring diagram. Depending on the year, model and engine of your GM vehicle, your starting system may be less complicated or use only some of the components shown here. For example, earlier anti-theft systems didn’t communicate the same way with the PCM.

What causes the fuel pump to not start?

The fuel pump is running and delivering normal pressure to the engine But, with all that working your engine still will not start. So, the most likely cause, is that the fuel injectors are probably not opening. The (PCM) uses the trigger signal from the crankshaft position sensor; and/or camshaft position sensor to pulse the injectors.

What causes a car engine to not start?

All engines require three things to start and run: spark, fuel and compression. If any one of these is missing, your engine will not start. But with all that working your engine will not start. Engine Will Not Start-The most likely cause is that the fuel injectors are probably not opening.

What to do if your Chevy Express won’t start?

It sounds like it’s trying to start but won’t. The key only comes out in vans that are equipped with the V.A.S.T system. Weirdly banging on the dash sometimes works too. If it does not try to start for a second and then die, replace the cap and rotor. This video is about an issue involving the disabling of the fuel pump for security. Loading…

What kind of car engine does not crank?

However, when i turn the key all the way, the engine does not even try to crank. It almost feels as if only the starter is disconnected or something from the car entirely. (I know nothing about car engines) I drive a 2004 C230 sedan.

Why does my starter click when the key is turned on?

Hope this helps!!! Nope it’s not a dead battery the starter sounds like it wants to go but all it does is click. it almost sounds like what my old s10 did when the starter is over heated. what does a starter go for?

What to do if your ram truck won’t start?

Enter your zip code: Took truck in for recall work last week, yesterday drive it to work, come out at lunch… use key fob to open, but key fob no longer recognized by the truck. Key fob works for everything else.. unlocks, auto starts, alarm..etc… just will not turn the truck over to start engine.

Why is my Chevy Silverado not cranking over?

Since you have voltage on the crank fuse while in crank position, we know the ignition switch is good. The pcm supplies the ground to the starter relay to turn on the starter. It is possible if the wiring is good, there is a problem with the pcm.

Do you hear a click coming from under the hood when you turn the key. If so does it happen every time you turn the key over or occasionally. If that clicking occurs when you turn the key over and the car starts but when you don’t hear the click the car doesn’t start. . .

Why is my Chevy Silverado transmission not working?

If any accessories have been added like a remote start or aftermarket sound equipment, the wiring may have been damaged or compromised. Sometimes, you have to remove them. Gauges that are not working could mean a faulty ignition switch. This has been an issue on this truck series.

Why are there no reverse slips in Chevy Silverado?

Reverse slips are slow to engage or is out: 1-2 shift does not happen at full throttle, there is a shudder when shifting, delayed or harsh shift: Issue with the second gear apply circuit, service servo assembly, or 1-2 accumulator – pressure test No Reverse in 2nd or 4th gear, 1st and 3rd only:

How does an alternator work on a Chevy?

The GM alternator used in all Chevrolet models is easy to install, as it is connected using only a few wires. The alternator converts the engine’s mechanical rotations into an electrical current using a pulley-and-belt system. This current is fed to the car’s battery, charging it for later use.

Why does my Chevy k1500 have no power?

I have a 1990 chevy k1500 and i blew up a batter then i lost dash power and my ignition wont engage anything and i have lights but no dash power or hvac controls Did you find the recommended reading relevant to this discussion?

How do you wire an alternator in a Chevy?

How to Wire a Chevy Alternator. Connect the #2 terminal to the positive terminal on the battery. This terminal can also be jumped directly to the BAT terminal. This line is used to regulate the power generated by the alternator. Attach the alternator fan belt to the pulleys on the engine and alternator.

How to troubleshoot an alternator and charging system problem?

If necessary, adjust the belt with the help of your car owner’s manual or repair manual. Inspect the belt for signs of cracks, cuts, shiny spots, deterioration or other signs of wear or damage. Change the belt and belt tensioner at the manufacturer’s recommended interval. 2. Check for Wiring Problems

Are there dash lights on a Chevy Blazer?

No Dash/Instruments cluster lights. GMC Jimmy, Chevy Blazer, Silverado, Sierra. – YouTube If playback doesn’t begin shortly, try restarting your device.

How can I start my Silverado with no crank?

However, if I jump Pins A and C to B I can start it by also jumping pin D to B (the top three pins on the harness and the crank pin on the ignition switch harness). This also results in Pin B bumping up to 14v and current on crank fuse and starter relay 30.

What should I do if my Silverado Sierra has no blower?

Nothing at all from the starter. Battery putting out 12.5V and tests good. Alt putting out 14ish v when it’s running. • B+ (Pin B) on ignition switch harness and body ground. • Pin A and Pin B (on either side of B+) on ignition switch and body ground. Dash, radio, all things can except blower work in this state.

Why does my GMC Sierra 1500 not crank?

Truck still will not crank “Brand New $130 battery” HMMM I guess it NEVER WAS THE BATTERY AFTER ALL. Began digging out fuses, relays, looking for a bad one. Checked multiple wiring connections looking for a bad one. Nothing apparent WITHOUT GUTTING MY ENTIRE TRUCK TO THE GROUND.

What happens when you turn the key on a GMC Sierra 1500?

But nothing happens when the key is turned to start. No click, no groan, no hiss, no clatter. The first time, about 10 minutes later, the truck started. Next time it took about 30 minutes. Next time over an hour. That time I had it towed to the Chevy dealer and when they got to it the next morning, it started right up.

What to do if your GMC has an electrical problem?

The full rebuild replaces all steppers with new gen motors, lamps, and the troubleshooting fixes bad solder joints, and can fix power supply problems originating in the cluster. Old ones like mine can also benefit from a re-flash with new software which GM provides.

Why does my car not start when I take it in service?

GM has determined that some aftermarket devices can cause Radio Frequency Interference (RFI), which can “jam” the radio frequency being transmitted and cause all these symptoms. Before you take your vehicle in for service, check for the presence of any these aftermarket devices in your vehicle:

What kind of problem does my Suburban 1500 have?

We ahve a 2004 suburban 1500 4×4. Recently it has developed a very intermittent starting problem ( aboiut once pre 2-3 weeks). The vehicle simply will not crank or make any nosie when the key is turned. These is no clicking. The lights come on as expected.

Simple fix by checking the ground in the harness right behind the passenger side cylinder head. Trace the break and wire it to a new location for a ground such as the front of the cylinder head as I did. Loading…

What to look for when your engine won’t start?

Check for a blown fuse that may be preventing a circuit from working properly, like the fuel injection or computer system. To operate efficiently, an internal combustion gasoline engine needs a good spark, the right amount of fuel, and good compression (a healthy mechanical condition).

How does the ignition switch work on a GM car?

The ignition switch now talks to the body control module (BCM) and it’s the BCM that initiates one of two relays. The second relay, the more important of the two, is controlled by the powertrain control module (PCM). And it only operates the starter relay after it’s satisfied that the correct key is in the ignition.

Is the ignition switch part of the PCM?

The ignition switch now talks to the body control module (BCM) and it’s the BCM that initiates one of two relays. The second relay, the more important of the two, is controlled by the powertrain control module (PCM).

The ignition switch now talks to the body control module (BCM) and it’s the BCM that initiates one of two relays. The second relay, the more important of the two, is controlled by the powertrain control module (PCM). And it only operates the starter relay after it’s satisfied that the correct key is in the ignition.

The ignition switch now talks to the body control module (BCM) and it’s the BCM that initiates one of two relays. The second relay, the more important of the two, is controlled by the powertrain control module (PCM).

What are the signs of a bad starter relay?

Broken or corroded wiring – Damaged or dirty wires to the battery or to the starter solenoid (or wires that are loose) can prevent sufficient power from reaching the starter. Alternator – The alternator is designed to power all of your car’s electrical systems when the vehicle is running. It also recharges the battery.

Can a blown fuse cause a starter to not start?

Blown fuse – Sometimes the simplest explanation is the best one. A blown fuse in the starter circuit could be the cause of a no-start problem. Broken or corroded wiring – Damaged or dirty wires to the battery or to the starter solenoid (or wires that are loose) can prevent sufficient power from reaching the starter.

Why does my Chevy S-10 not start up?

Once the truck starts and is running you can remove the jumper to the fuel pump and it will continue to run. The only thing i can think of is that you are not getting the priming signal to the fuel pump, that the ECM if faulty. It turns over fine.

Why is my fuel pump relay not working?

I have replaced the fuel pump relay oil pressure switch and computer. If you’re not getting a signal for fuel, then you either have a faulty crank sensor, or bad ignition module. But the truck runs great until you cut it off. If you poor a little gas in the intake to get it started would that only effect the starting ? Ok.

Why does my car say it has a bad starter solenoid?

Problems that might cause your car to act like it has a bad starter solenoid can include: Bad battery – If the battery voltage is low it will be unable to provide enough power to start your engine. Blown fuse – Sometimes the simplest explanation is the best one. A blown fuse in the starter circuit could be the cause of a no-start problem.

What kind of engine does a Chevrolet Lumina have?

Chevrolet Luminas are powered by four- or six-cylinder engines that are aluminum, gasoline, overhead-valve, and fuel-injected. These engines can develop starting problems in one of a number of different systems. Isolate problems and faulty components by performing a few simple tests. Check the battery voltage and connections.

Why does my car not start with a new battery and alternator?

With a new starter, battery, and alternator (assuming you have not drained the battery attempting to start it), the starter should attempt to crank over the engine. If the starter does not make any noise when the key it turned to crank over the engine, you have an issue with the fuses, or the circuit.

How do you install a new alternator on an old car?

Remove the red wire from the back of the old alternator. Install the red wire to the back of the new alternator and plug the black wire into the new alternator. Position the new alternator and reinstall both retaining bolts. Make sure to tighten both bolts.

Where are the bolts for the alternator located?

Loosen the two bolts holding the alternator to the engine. One bolt is located at the back bottom of the alternator. The other is located at the top front of the alternator. Both of these bolts are 9/16-inch bolts and require the adjustable wrench to remove along with the socket and ratchet.

How do you loosen the belt on an alternator?

Use the 3/8-inch square attachment or a regular 3/8-inch ratchet. Push the tensioner towards the rear of the car to loosen the belt. When loose, remove the belt from the alternator. Do not remove the belt tool from the tensioner.

Why does my 97 Chevy c1500 not start?

I have a no crank/no start situation with my 97 chevy C1500. Battery juice is good, I can get the starter to engage when jumping at relay point. I’m not recieving power at starter relay from the ignition, shows a ground instead. Tried shifting through ranges and still no start.

What is pin 86 on Chevy c1500 starter relay?

Pin 86 on the starter relay shows ground (I need to double check power with key turned to start) therefore the problem has got to be at the nuetral safety switch or it’s wiring. That is the only thing in line between those 2 points?

The engine pistons and valves (and all the other related components like: timing chains, etc.) are the ones responsible for the induction of the fresh air the engine needs for the combustion process. Although rare, internal engine mechanical problems can and do cause no-start conditions. Blown head gasket. Blown engine. 4.)

Is it good to turn key and no start / crank?

Automotive Forums .com Car Chat > Chevrolet > Avalanche | C&K | Silverado | Suburban | Tahoe > Silverado > Turn key and no start/crank…bat is good! Turn key and no start/crank…bat is good! Hi guys, Thanks in advance for any help, I have a 01 2500HD Crew cab with the 6.0. Tonight I stopped at the gas station to grab some milk.

There are a lot of ways the cars can not start. One of the most annoying ways is when you turn the key and nothing happens. Also, you may have just changed the battery and have no reason to believe it is bad.

How to diagnose no start, turn key and nothing happens?

Spark (Only gas engines need a spark, diesel engines need high compression and glow plugs in cold weather to start) Compression (without compression the engine will not run, or not have any power) To read my article where I really lay out the FastC method of diagnosing any no start condition read here.

Automotive Forums .com Car Chat > Chevrolet > Avalanche | C&K | Silverado | Suburban | Tahoe > Silverado > Turn key and no start/crank…bat is good! Turn key and no start/crank…bat is good! Hi guys, Thanks in advance for any help, I have a 01 2500HD Crew cab with the 6.0. Tonight I stopped at the gas station to grab some milk.

Spark (Only gas engines need a spark, diesel engines need high compression and glow plugs in cold weather to start) Compression (without compression the engine will not run, or not have any power) To read my article where I really lay out the FastC method of diagnosing any no start condition read here.

What happens if the speakers on my Chevy truck go bad?

Most of the time, broken speakers mean a lack of convenient entertainment while driving, but they could potentially cause safety issues, as they could prevent you from using OnStar if all of them were to go. The way to fix this issue is to replace the speakers. If you want a quick fix, you can buy a cheap set of speakers.

Why is my Chevy Silverado not 4 wheel drive?

Over time, dirt, moisture and corrosion can affect the contacts on the bolts used to attach the wires to the frame. If you have a 2008 Chevy Silverado with 4-wheel drive problems, or a similar GMC or Chevy truck from another model year, replacing the switch will solve the issue.

Such as no start, no crank, intermittent no gauges, and sometimes the theft light would stay on, and the parking lights would stay on. Simple fix by checking the ground in the harness right behind the passenger side cylinder head. Trace the break and wire it to a new location for a ground such as the front of the cylinder head as I did. Loading…

Why does my Silverado have no crank no start?

My son’s 2007 chevy silverado has a no crank, no start condition. The truck has a new battery. I verified the starter is operational, I swapped out the crank relay and checked the fuses which I thought were related to the cranking system (I guess it’s not called a crank fuse anymore).

What causes a GM car to not start?

The starting, security and tire pressure sensor systems all use Radio Frequency (RF) technology. GM has determined that some aftermarket devices can cause Radio Frequency Interference (RFI), which can “jam” the radio frequency being transmitted and cause all these symptoms.

What kind of car has no crank no start?

My son’s 2007 chevy silverado has a no crank, no start condition. The truck has a new battery. I verified the starter is My son’s 2007 chevy…

What causes trouble codes and no crank, no start?

GM states that you may encounter any of these issues. • Trouble codes B3055, B3060, B3935, C0750, C0755, C0760, C0765, and/or C0775. B3060 Un-programmed Transponder Identification Code Received What causes the trouble codes and no crank, no start? The starting, security and tire pressure sensor systems all use Radio Frequency (RF) technology.

Can a Chevy C / K 1500 engine not start?

Chevrolet C/K 1500 Questions – truck will not start, engine turns, but does not fire at all. – CarGurus truck will not start, engine turns, but does not fire at all. other computer-related things that could be interfering?

What to do if your GM pick up has no start?

One of the most overlooked areas, when testing a hard to diagnose no-start, is the mechanical condition of your 4.3L, 5.0L, 5.7L GM pick up, van or SUV. Checking the engine mechanical condition means an engine compression test.

No Start Condition Basics There are three very basic components that the engine, in your GM vehicle, needs to start and they are: Air, Fuel and Spark. When your 4.3L, 5.0L or 5.7L GM vehicle cranks but does not start, it’s because one of these components is missing from the mix.

What causes a car to not start with no spark?

Without spark, the engine will Crank but Not Start. The ignition system of the GM vehicles covered by this article use a distributor type system. In my experience, the most common component failures, of the ignition system that cause a No Start No Spark Condition are: Distributor cap. Crank sensor.

What happens if crankshaft sensor fails GM 4.8L?

If the crankshaft position (CKP) sensor fails, in your 4.8L, 5.3L or 6.0L GM vehicle, it’s not gonna’ start. In this article, I’ll show you how to test it using a multimeter (in Volts DC mode).

How can you tell if a Chevy truck battery is dead?

Category: Chevy are you 100 % sure both battery cables are clean and tight at the battery ? even removing both cables and sanding them down with sandpaper or a scotch pad then reconnecting both cables clean and tight it still is dead ? does the horn work ?

Where is the battery going in my truck?

I re cleaned all the battery cables and retested the fuse panel the only big wire coming from the battery is going to the bottome left of the fuse box and that’s showing zero and the ground on the engine is clean and tight at this point then the big wire from the battery to the under hood fuse box is bad

Category: Chevy are you 100 % sure both battery cables are clean and tight at the battery ? even removing both cables and sanding them down with sandpaper or a scotch pad then reconnecting both cables clean and tight it still is dead ? does the horn work ?

I re cleaned all the battery cables and retested the fuse panel the only big wire coming from the battery is going to the bottome left of the fuse box and that’s showing zero and the ground on the engine is clean and tight at this point then the big wire from the battery to the under hood fuse box is bad

Why does my truck wont start when I Turn on the ignition?

There are 2 very common issues that can give you these symptoms. The first is a bad connection where the battery cable bolts to the stud on the underhood fuse box. The second is a faulty ignition switch. Both items are extremely common. Check the stud first, if its OK, then replace the ignition switch and see if you are fixed.

What should I do if my Chevy Silverado wont start?

Connect a 30-amp fused jumper between the battery positive voltage circuit of the starter relay switch circuit and the supply voltage circuit of the starter solenoid. Does the engine crank?

Since you have voltage on the crank fuse while in crank position, we know the ignition switch is good. The pcm supplies the ground to the starter relay to turn on the starter. It is possible if the wiring is good, there is a problem with the pcm.

There are 2 very common issues that can give you these symptoms. The first is a bad connection where the battery cable bolts to the stud on the underhood fuse box. The second is a faulty ignition switch. Both items are extremely common. Check the stud first, if its OK, then replace the ignition switch and see if you are fixed.

What to do if your dash lights wont work?

That is what feeds them, that power gets fed through Maxi fuse #6 which is a 40 amp fuse in the underhood fuse box. Check for a bad connection or a burnt connection at or under that fuse. You should monitor for 12 volts at the red wires, at that maxi fuse and at the battery stud and look for power to be interrupted.

What to do if your truck won’t start?

Problem: the truck won’t start, does nothing when the key it turned, no interior lights come on, no dash lights come on, the headlights don’t work, the hood light doesn’t work… its all dead.

What causes a car battery to stop working?

This can be caused by a few things. To diagnose it you need to work backwards: 1. Bad battery or low charge, or bad connections at the battery terminals. If the terminals are full of white snowy looking stuff disconnect them and clean them up. If a terminal is loose (you can turn it with your hand) tighten it.

Why does my 2007 Chevy Silverado not start?

– YouTube 2007 Chevy Silverado Will Not Start? Thought It Was A Battery Problem? If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.

Why is the battery on my truck not working?

If they are grounded to the neg battery post, then I would say the Battery is probably not grounded to the truck due to corrosion or loose wire. Or I don’t know if there is a main fuse that could have popped…someone else might know if there is a main fuse on these trucks kind of like the main breaker on a house.

What does no start no crank no click mean?

If you have a late model GM vehicle and turn the key only to hear nothing, you’ll most likely think you have a dead battery—and you may. But a no start, no crank, no click condition can be far more involved than that. In the old days, power flowed through the ignition switch and down to the starter solenoid. Not anymore.

Is there a warranty on a 10 year old Cavalier?

Tom stay out of the bad neighborhoods, your car is almost 10 years old, they are not going to recall this because it is not a “safety” issue. There is a 5 year warranty on the cars from the factory because they know the thing isn’t going to last forever.

Do you need a stop watch on a Chevy Cavalier?

36 people found this helpful. yes but if you dont want to have a stop watch lol just watch for the security light to go out. it goes off after 10 mins. make sure you turn it off after the third time before you start it 37 people found this helpful.

How to disable the theft system on a Chevy Cavalier?

Just leave the key in the run position and the “Theft System ” light on the dash will be flashing. Leave the key on for about 10 minutes and the light will stop flashing and go on solid. Then the theft system is disable.

What causes a Chevy C / K to stop running?

A leaky fuel pump will drain the line up to the carb, but about 15 seconds of cranking will fill the line again. 2. A sticking mechanical choke or a bad electric choke. Try; when you return to your truck from the Quicky Mart, put the accelerator slowly all the way to the floor, let your foot up slowly and then crank the engine.

When did the Chevrolet small block engine come out?

(LT5) The Chevrolet small-block engine is a series of V8 automobile engines used in normal production by the Chevrolet division of General Motors between 1954 and 2003, using the same basic engine block.

What was the horsepower of a 1977 Chevy C20 350 4?

The Horsepower Specifications of a 1977 Chevy C10 350 4 Bolt Main Engine by Richard Rowe Chevrolet and GMC’s C/K (“C” for two-wheel-drive and “K” for four-wheel-drive) truck line is one of the longest running in automotive history.

How to rebuild a 1977 Chevy C10 350?

If you’re going to rebuild your ’70s-spec 350, a mild performance rebuild probably won’t cost you any more than a numbers-matching stock rebuild. Start by installing a camshaft with about 210 degrees of duration at 0.050-inch lift.

Is it possible to rebuild a Chevy 350?

The small-block Chevy’s near 50-year production run has helped to make it one of the cheapest and easiest-to-modify V8 engines in history. If you’re going to rebuild your ’70s-spec 350, a mild performance rebuild probably won’t cost you any more than a numbers-matching stock rebuild.

(LT5) The Chevrolet small-block engine is a series of V8 automobile engines used in normal production by the Chevrolet division of General Motors between 1954 and 2003, using the same basic engine block.

The starter is new and the check engine light does not come on at all. Ever. I did get it to turn over by jumping the starter thing (I do not know the real term. Lol). The OBD scanner says code U1001 or something like that which is no communication with ECM/ PCM. The only other things it says is MIL on and compression good. All else is N/A.

What does the OBD scanner say about no check engine light?

The OBD scanner says code U1001 or something like that which is no communication with ECM/ PCM. The only other things it says is MIL on and compression good. All else is N/A. helpful? Please confirm that it is a U1001. If it is, recheck all fuses in the under hood fuse box.

How to troubleshoot a GM 3.8L no start?

It’s been my experience that the majority of the Cranks but Does no start conditions I’ve troubleshooted and repaired (on GM 3.8L equipped vehicles) had their root cause in the ignition system. So, my recommendation to you is to check for spark at all of the spark plug wires with a spark tester.

Why does my 3.8L GM crank sensor not start?

How To Test The 3.8L GM Crank Sensor With a Multimeter. lack of fuel reaching the injectors is the other major and common cause of a no start condition. The most common cause of this lack of fuel is an inoperative fuel pump.

How to test ignition system on GM 3.8L?

Testing the ignition system on your GM 3.8L equipped vehicle isn’t hard or difficult. I’ve written a tutorial that’ll show you in a step-by-step manner and you can find it here: GM 3.8L Ignition Control Module and Crank (3X, 18X) Sensor Test (at: easyautodiagnostics.com ).

Why did my car radio stop working after the battery died?

In most cases, fixing a car stereo that quit working after the battery died is a lot simpler than that. Of course, it can also be a lot more complicated. There are a few different reasons for a car radio to stop working after the battery has gone completely dead.

How often does a GMC Sierra have electrical issues?

Electric/electronic/computer issues. Most issues are intermittent, some happen all the time. The intermittent ones sometime happen in clusters (multiple times a day then not for days, weeks, months) a few have only happened once so far. The following issues happen all the time.

Why does my GMC Sierra shut off while driving?

My 2014 GMC Sierra shuts off while driving on the interstate with my family. In some cases all electrical blinks and it continues to drive while temporarily losing power steering and other features and other times turning off completely until coming to a stop.

Why is my clock radio not working when I start my truck?

You will find that its voltage is dropping too low while you are starting the truck. It [the new battery] has an internal defect and will have to be replaced. Of course, I am assuming that you are using the correct battery for your truck and not some under sized replacement.

Do you have to run the clock every time you start a truck?

The clock, however, has to have battery power all the time. Have your new battery load tested. You will find that its voltage is dropping too low while you are starting the truck.

Why does the clock reset when the engine is started?

I’ve had this same problem with battery voltage dropping too low when the engine is started and having the clock reset. The cure is a new battery. The ignition switch might be breaking contact to the radio when the ignition key is turned to the START position.

However, today, when the truck will crank and start, the antitheft icon goes off after a few seconds with the key on and stays off while the truck is running. It never flashed either today or yesterday though. And I don’t know if the antitheft system disables cranking or starting or both.

What to do if your Chevy Tahoe won’t start?

Still no crank only clicks. After start attempt put key on acc. Setting the only lights that stay on are check engine, battery and check gauges. 15 people found this helpful.

What does intermittent no start mean on a car?

Share it! An intermittent no-start condition references any time where starting is possible sometimes, and other times the engine will not start. This implies that the difference between starting and failure to start is not understood.

What to do if your Chevy Cobalt wont start?

If it doesn’t, check the 50A fuse located near the battery. Check for signs of corrosion on the wire connector or fuse and check for open. If the fuse and wiring test good, move on to check the power and ground connections at the ECM.

Why are my OnStar lights not turning on?

Disconnecting power to the OnStar module in any way while the ignition is On or with RAP activated may cause activation of the OnStar Back-Up Battery (BUB) system and will discharge and permanently damage the back-up battery. Once the Back-Up Battery is activated it will stay on until it has completely discharged.

What happens when there is no power to the starter motor?

If there’s no power to the starter motor but power everywhere else you’d hear a “click!” noise when you turned to start but nothing else – ie. no whirring or cranking noises.

What causes a car to not start up?

The cause of this problem is usually one of 3 things – a failed starter motor, a bad connection between the battery and starter motor, or a blown fuse (if present) in line between the starter and the battery.

How can I tell if my truck is not starting?

A test for DC voltage between a ground point (eg. battery negative terminal or the engine block) and the large wire on the starter can diagnose a blown fuse (it will read 0V) but it can’t be used to indicate if the connection or starter are ok.

Can a Chevy Truck turn over but not start?

I replaced the starter, have checked the battery and even jump acrossed the starter, which did make it turn over but not start, but I cannot get the truck to turn over with the ignition switch. Is there any way to test the switch? When I turn it to the on position everything seems to work. When I try to start it nothing works.

What to do if your C-1500 wont turn over?

I had a similar problem with my C-1500 and it was dirty terminals. Take them apart and cleam them with baking soda and water, there is a sleeve in one of them that will come out with some persuasion, clean them well and cover them with dielectric grease and reassemble. see if this helps. Make sure you tighten but not over tighten the terminal.

Why does my car not start when I Turn on the lights?

If it accepts a charge or a jump from another battery and the vehicle starts, then the problem is solved. If it doesn’t start, it may be a blown fuse, a broken ignition switch, or a bad starter. If the battery is in good shape, check for a blown fuse or fusible link.

Can a car battery run on a low charge?

Batteries can sometimes run electronic devices on a low charge. Headlights, radios, and other car electronics draw very little amperage — usually no more than 20 to 30 amps. Engine starters, on the other hand, pull up to 300 amps all at once, which is too much power for a battery with a low charge.

Why does my Generator have a low voltage reading?

A bad capacity will result in a low voltage reading from the generator as the power being generated will be from the residual magnetism of the rotor (usually about 2-5V). To test a capacitor, a multi-meter that can test capacitance is required.

What is the current voltage of the Camaro battery?

The new battery voltage is 12.68 with the car off. It is only 13.4 with the car running at idle. I did have some corrosian at the negative terminal on the battery which I read can be a regulator issue. Any way, shouldn’t I have more voltage than that at the battery and at the alternator? Can a bad regulator cause is the low voltage?

How do you check the alternator on a Camaro?

Checking the alternator: Jumper the blue wire F terminal to the battery post on the back. This should make it easily crank out 16+ volts. Next, connect a troublelight between the battery post and the F terminal.

How does the regulator on a Camaro Charger work?

This wire connects to a coil in the regulator and turns on a contact when the voltage goes above 3.2V. Once the contact turns on in the regulator the #3 and #4 terminals are connected together. Terminal #3 is battery power so this puts battery power on both sides of the bulb and turns it off.

What does Terminal 3 on Camaro Charger do?

Terminal #3 is battery power so this puts battery power on both sides of the bulb and turns it off. This means the brown #4 wire should go to +12V. Also, this connects the field terminal right to battery power but still going through the points.

Why does my car not start with jumper cables?

If they are damaged or corroded badly, they can prevent proper amperage draw for the starter. Since you said it starts with jumper cables, it is most likely a bad battery. As CharlieRB pointed out, just because the lights come on doesn’t mean the battery is ok.

What does it mean when your car wont start?

It could also be that the battery and alternator are ok, but that you could have what is called voltage drop. This means that the wire between the battery and starter is developing high resistance for some reason, and is not allowing sufficient amps to get to the starter. You could also have a starter problem.

Why is my Chevy Suburban cranking but not starting?

There are a lot of issues that can cause your Suburban to crank, but not start. The engine needs air, fuel, and a spark in order to run. It is highly likely that if the engine is cranking, but not starting that it has thrown an OBDII code.

If they are damaged or corroded badly, they can prevent proper amperage draw for the starter. Since you said it starts with jumper cables, it is most likely a bad battery. As CharlieRB pointed out, just because the lights come on doesn’t mean the battery is ok.

What should I do if my car wont start?

Check all your connections on battery, starter solenoid, and starter. Clean all connections in the starter system, positive and ground.

What should I do if I have a bad starter relay?

They can also be hazardous and can cause damage. If you run into symptoms of a bad starter relay or solenoid with your car, truck, or SUV, make sure to have a trusted technician to diagnose the specific problem. This article is intended only as a general guidance document and relying on its material is at your sole risk.

Why does my car not start when I jump the solenoid?

If your car won’t start and the problem is not caused by a dead battery, then you might need to jump the starter solenoid to get your car moving again. The starter solenoid is responsible for sending an electrical current to the starter motor.

What causes a car to have a no start problem?

A blown fuse in the starter circuit could be the cause of a no-start problem. Broken or corroded wiring – Damaged or dirty wires to the battery or to the starter solenoid (or wires that are loose) can prevent sufficient power from reaching the starter.

Where is the starter on a car that won’t start?

To figure out why your car won’t start, it helps to know the difference between the starter and the ignition switch. The starter is an electric motor that cranks the engine, effectively starting the car. It is under the hood, usually on the passenger side at the bottom of the motor next to the transmission.

Why is my car not starting after 4 hours?

Since you’ve only driven the car 4 hours with a new battery, the most likely thing would probably been a loose wire on the battery. Check the big wires and the small ones both. One other possibility that hasn’t been mentioned is that a safety switch on the brake pedal or gear shift level may not be switched.

Why do I Hear No sound when I start my car?

When you try to start your car, you may hear no sound at all. This silence may be due to electrical issues: A discharged or failed battery A failed system component (for example, relay or safety switch)

Why does my car light not turn on?

The starter requires a min. amount of voltage to engage. The radio, light, etc, will all work still. More than likely your battery is low. Has it been replaced before?

Why does my car battery not turn on?

Since trying to jump the car didn’t work, I think the problem isn’t with the connection between the battery cables and the battery. Given that, the most likely place to start looking is where the battery cables attach to the car. Follow the cables and check the condition of the “other” end of the cables, if I’m right, one will be loose or corroded.

Why does the ignition switch not turn on?

Follow the cables and check the condition of the “other” end of the cables, if I’m right, one will be loose or corroded. It is possible that in the process of changing the battery the cables got dislodged or broke due to corrosion. First think we can rule out is the battery-it’s new. I’m thinking it is the ignition switch.

If there is no sound when you turn the key, but the lights and accessories work, it could be the stater relay or starter solenoid. However if there is no sound at all, not even a click, it’s probably your battery.

Why does my car not light up when I Turn on the ignition?

A good rule of thumb, though, is that if the instrument panel and dashboard do not light up when the key ignition is moved to the second position (between off and on), then there may be a problem with the ignition switch.

What to do if your car won’t start with no power?

With no power running in the vehicle, inspect the fuse for a metal wire. If the metal wire inside the plastic casing is severed or damaged, a blown fuse is preventing power from reaching the starter relay or solenoid. You may need a fuse puller to remove the correct fuse and a light source to see its internal components.

When does the turn signal warning sound off?

The turn signal warning sounds when a turn signal remains active, and the vehicle has traveled a distance of 1.2 km (0.75 mi). The driver information center (DIC) turns the turn signal reminder OFF when the ignition switch or turn signal switch is turned to the OFF position.

What does it mean when your car won’t turn over?

When your car won’t crank, won’t turn over, won’t start, and talks back with a single click or rapid-fire click, click, click, click, click, it’s likely the result of an issue with the electrical charging system and/or the starter. These symptoms could spell problems with the wire connections, battery, battery terminals, or alternator.

Although a clicking sound can come from other sources such as the suspension, the most frequent and familiar clicking comes after turning the key or pressing the ignition button. There might be a sluggish single click or there might be a jarring spray of clicking, and both are symptoms of parts asking for assistance.

Why does my Chevy Silverado 1500 not start?

I have a 2005 Chevy Silverado 1500 2 wheel drive 4.3L V6. I recently replaced the fuel pump because the truck would not start. Replacing the pump fixed the problem, but now its doing the same two mouths later. Cranks but will not start. Yesterday I left for work the truck started and ran for about four miles and then it just quit.

Why does the engine turn over but not start?

When I turn the key to start the vehicle the engine turns over but does not start. The gauges at the cluster do not move and none of the lights at the cluster come on. I checked for blown fuses everything okay and the headlights do come on also the battery has 12.9 volts.

The engine pistons and valves (and all the other related components like: timing chains, etc.) are the ones responsible for the induction of the fresh air the engine needs for the combustion process. Although rare, internal engine mechanical problems can and do cause no-start conditions. Blown head gasket. Blown engine. 4.)

How to troubleshoot the PCM in a Chevy truck?

If your PCM fails your Chevy truck can experience a wide range of problems. The only way to diagnose a faulty PCM is to use a special tool, called an on-board diagnostic scan tool, or “OBD” scan tool. These tools are available from most auto parts stores. Locate the OBD port in your Chevy truck.

What kind of engine does a 1998 blazer have?

1998 blazer 4.3l engine. 4l60e transmission. that had been rear ended. Engine is hooked up. I have a Crank but no spark condition. vom and test probe being that i have no O-scope to test for a signal. Checked ECM1 15a fuse and all fuses—Good. Tested Ignition switch at the wire block pink w black stripe as i tried to start.

What happens if you have a classic car that won’t start?

One of the downsides of owning a classic car is they sit for long periods of time. As we head towards the automobile with the key in hand, we often wonder if she will fire up or not. Professional mechanics divide a no start condition into two main categories. There is the scenario where the engine spins over nicely but refuses to start.

Why does my Check Engine Light never come on?

The C/K line includes pickup trucks, medium-duty, and heavy trucks. When I turn the ignition on, all of the lights on the dash turn on and then go off. But the check engine light never turns on. How do I make it come on?

What are the warning lights on a Chevy?

Warning lights illuminate on the Chevy’s instrument panel to keep you informed of the status of the various systems in the vehicle. They also tell you when the vehicle needs servicing.

One of the downsides of owning a classic car is they sit for long periods of time. As we head towards the automobile with the key in hand, we often wonder if she will fire up or not. Professional mechanics divide a no start condition into two main categories. There is the scenario where the engine spins over nicely but refuses to start.

The C/K line includes pickup trucks, medium-duty, and heavy trucks. When I turn the ignition on, all of the lights on the dash turn on and then go off. But the check engine light never turns on. How do I make it come on?

What kind of test light does a classic car need?

Fortunately, this electrical device is easily tested with a meter or 12 V test light. Classic car starter relays will often have four wires in the connector. With the ignition key in the on position, there should be power on the heavy gauge red wire and a strong ground on the black wire.

Why does my Car start intermittently after starting?

In this case, it’s important that you contact a mechanic as soon as possible so they can determine what is causing the intermittent contact. In many cases an intermittent starting problem is linked to a bad wire connection that may become dirty due to exposure under the hood.

Cost of Replacing a Bad or Failing Crankshaft Position Sensor. Common signs of a faulty crankshaft position sensor include issues starting the vehicle, intermittent stalling, and the Check Engine Light coming on. Our certified technicians can come to you and diagnose the problem.

Where are the fuse panels on a Chevy Silverado?

Here you will find fuse box diagrams of Chevrolet Silverado 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 and 2007, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

Why does my car not start when I put the key in?

Putting the key in the ignition switch and starting the car feels like second nature. However, if your car has ignition switch problems, you may not be able to start the car at all. Ignition switch problems can also cause issues on the road, such as unexpected shutdowns or electrical problems.

Can a unworn key turn an ignition cylinder?

Or, an unworn key may not turn a worn ignition cylinder, as they haven’t “worn together.” How To Fix It: The best way to do this is to get a new lockset, with new keys and a new cylinder. You might consider getting a matched lockset that includes the door and trunk cylinders.

But then you must have two good fuses in the starting circuit, two good relays, several good fuses to the BCM, good fuses to the PCM, and good grounds all around. Click on the image here to pull up a PDF of a typical GM starting system wiring diagram.

If the crankshaft position (CKP) sensor fails, in your 4.8L, 5.3L or 6.0L GM vehicle, it’s not gonna’ start. In this article, I’ll show you how to test it using a multimeter (in Volts DC mode).

What kind of car cranks but won’t start?

In this video we encounter a condition where a 2002 Chevy Silverado ( Similar to GMC Sierra ) pickup has a symptom of the engine cranks over but won’t start…. AboutPressCopyrightContact usCreatorsAdvertiseDevelopersTermsPrivacyPolicy & SafetyHow YouTube worksTest new features

Why does my 1997 Chevy c1500 not start?

1997 Chevy C1500, 2WD, 5.7L won’t start – cranks fine. No codes – good fuel pressure ( 60+ psi – new pump), good spark, 1997 Chevy C1500, 2WD, 5.7L wont start – cranks fine. No… It will not start. I changed the fuel filter and fuel pump It will not start. I changed the fuel filter and fuel pump relay.

I replaced the starter, have checked the battery and even jump acrossed the starter, which did make it turn over but not start, but I cannot get the truck to turn over with the ignition switch. Is there any way to test the switch? When I turn it to the on position everything seems to work. When I try to start it nothing works.

It sounds like it’s trying to start but won’t. The key only comes out in vans that are equipped with the V.A.S.T system. Weirdly banging on the dash sometimes works too. If it does not try to start for a second and then die, replace the cap and rotor. This video is about an issue involving the disabling of the fuel pump for security. Loading…

I had a similar problem with my C-1500 and it was dirty terminals. Take them apart and cleam them with baking soda and water, there is a sleeve in one of them that will come out with some persuasion, clean them well and cover them with dielectric grease and reassemble. see if this helps. Make sure you tighten but not over tighten the terminal.

Check for a blown fuse that may be preventing a circuit from working properly, like the fuel injection or computer system. To operate efficiently, an internal combustion gasoline engine needs a good spark, the right amount of fuel, and good compression (a healthy mechanical condition).

What do you need to know about the Winnebago line?

Winnebago’s accessibility enhanced line makes adventure possible, and enjoyment a given. Experience the freedom of adventure with the innovative versatility of Winnebago’s travel trailer lineup. You can take it with you.

Why is my RV still not turning over?

Today the same scenario, but after an hour of trying, it still won’t turn over, just one click each time the key is turned. There’s still power in the RV, so it’s not the power, right?

Can a 1999 Chevy c1500 / k1500 start?

Hi, our 1999 CHEVROLET C1500/K1500 is having the same issue. After sittiing for a few hours, we have to crank it and eventually put a little gas or tarting fluid in the throttle body for our truck to start but runs and drives fine once it does start and will start right up after only sitting for about an hour or so. 205 people found this helpful.

What’s the fuel pressure on a 1996 Chevy c1500?

I stuck a fuel pressure gauge on the fuel rail port and was reading about 50 psi. Unfortunately, as high as that sounds, the injectors won’t even open until you are at about 60 psi.

What to do if your Chevy truck won’t start?

– CarGurus.ca 96 Chevy C1500 5.7L Vortec Truck won’t start, Replaced Fuel Pump, Filter & Has Spark.

Why does my Vortec truck won’t start?

Also I haven’t fully checked the Spark, but the Truck run’s fine when you spray Starting fluid into the Throttle body. Any suggestions on why the truck isn’t accepting the fuel, it cranks fine, just wont run without starting fluid. these trucks have to have between 55-65psi of fuel to run. Get a pressure tester and check it.

What kind of problems does a 1993 Jimmy have?

I have a 1993 Jimmy. It has been having starting issues. We have heard everything from the fuel injectors needs to be cleaned to replacing the water pump. We have replaced the computer twice, the second time the garage replaced it free. But now it does not start but turns over.

I have a 1993 Jimmy. It has been having starting issues. We have heard everything from the fuel injectors needs to be cleaned to replacing the water pump. We have replaced the computer twice, the second time the garage replaced it free. But now it does not start but turns over.

What does it mean when your car says no crank?

A No Crank Condition means that the engine is not turning over when you turn the key to crank the engine. The most common problem, that causes this condition is a failed starter motor. The most common problem, that causes this condition is a failed starter motor.

Attempt to start the truck by turning the key to the Start/Run position. The passlock icon, a vehicle with a lock on it, on your dash may be flashing. Try to crank the vehicle. 2. Observe that the vehicle fails to start and the passlock security light is illuminated or flashing. 3. Release key to the ON/RUN position (not the ACC position or OFF)

What makes a Chevy security light not start?

The only coded components are the lock cylinder housing (also called the ignition switch) and the BCM. I also guess but don’t know for sure but maybe a worn key or lock cylinger could make the ignition swich think the lock is being forced and keep it from starting?

When the security light goes off, turn the ignition off, wait 20 seconds, and then start the engine. These are the most popular ways to solve the problem of anti theft system car wont start.

The only coded components are the lock cylinder housing (also called the ignition switch) and the BCM. I also guess but don’t know for sure but maybe a worn key or lock cylinger could make the ignition swich think the lock is being forced and keep it from starting?

Attempt to start the truck by turning the key to the Start/Run position. The passlock icon, a vehicle with a lock on it, on your dash may be flashing. Try to crank the vehicle. 2. Observe that the vehicle fails to start and the passlock security light is illuminated or flashing. 3. Release key to the ON/RUN position (not the ACC position or OFF)

How to start a car with a flashing security light?

Attempt to start the car by turning the key to the Start/Run Position. 2.) Observer that the vehicle fails to start and that the security light is illuminated. 3.) Release key to the ‘ON/Accessory’ Position. (DO NOT turn key to the ‘OFF’ position).

What’s the flashing security light on my GMC?

AllOffTopic.com FTW! It’s not security. Security issue would make it crank fine, fire up, and then stall immediately. I’d check the park interlock, that will prevent it from cranking in the first place. Check the park interlock as in it’s out of adjustment or what?

What should I do if my engine won’t start?

You should see a bright spark jumping the gap in the spark tester. If you don’t see a spark, repeat the test. This time, adjust the spark tester to 30KV. If you still don’t see a spark, repeat the test and set the tester to 10KV. If this time you see a spark or no spark, you have a problem with the ignition system.

Without spark, the engine will Crank but Not Start. The ignition system of the GM vehicles covered by this article use a distributor type system. In my experience, the most common component failures, of the ignition system that cause a No Start No Spark Condition are: Distributor cap. Crank sensor.

Use proper jumper wire between terminal 30 and terminal 87, the starter motor should crank the engine. Again, make sure tranny is out of gear and parking brake is set. If it cranks then hopefully the starter motor is ok. That might show the problem is on the control side of relay. I’m not saying the relay is faulty.

Why does my GMC engine start but not run?

Repair guides and support for cars, trucks, and SUVs manufactured by GMC. Answered! View the answer I have this problem too Is this a good question? An engine will start but not run when the fuel runs out .

What to do if your car battery is low?

Bad battery or low charge, or bad connections at the battery terminals. If the terminals are full of white snowy looking stuff disconnect them and clean them up. If a terminal is loose (you can turn it with your hand) tighten it. Check the battery voltage. A fully charged car battery would read about 12.6 VDC. 12.3V is 50% charged.

Why does my GMC Sierra 1500 not start?

While there are a variety of reasons your GMC Sierra 1500 won’t start, the most common 3 are a dead battery, an alternator problem, or failed starter. How is a no-start diagnosis fixed?

You should always have a suitable jumper cable in the trunk. With its help, the battery receives a current pulse from another vehicle that is sufficient to start the vehicle. The battery can then recover and recharge while the engine is running. Another option is to connect a battery charger.

This can be caused by a few things. To diagnose it you need to work backwards: 1. Bad battery or low charge, or bad connections at the battery terminals. If the terminals are full of white snowy looking stuff disconnect them and clean them up. If a terminal is loose (you can turn it with your hand) tighten it.

Why does my Chevy Silverado not turn over?

Have a 99 Chevrolet 4×4 Silverado with 5.0 it was hot wired by previous owner. It did crank but replaced the steering wheel column with new wires and now it will turn over but won’t start. The fuel pump is connected directly to the battery.

How does the ghost start work on a GM Avalanche?

The “ghost start” the literature is referring to is the normal way most late model GM vehicles behave. If you cold start one of these vehicles, you can literally tap the key to “start” for a half second and release it, and the starter will continue cranking until the engine starts. My sister’s Grand Am does the same thing.

Why does my car have no spark when I start it?

As a result, This occurs after the ignition coil or module gets too hot. Furthermore, it could correct itself after the engine module cools. In some cases, a bad ignition coil will result in the vehicle not starting it all. A Bad Rotor Or Distributor Cap (cracks or carbon tracks that are allowing the spark to short to ground).

Can a bad ignition pickup cause an engine to stall?

One of the first symptoms of a bad ignition pickup is an engine that stalls and eventually will not restart. Consequently, An old or failing ignition pickup may cut out signal intermittently, which may cause the engine to stall. The engine may suddenly just shut off, almost as if the key had been turned off.

Why does my car not start when I jump the alternator?

If jump starting gets your engine started and running, but the car will not start again once you turn it off, the battery is probably the problem. In this case, the alternator is doing its job of keeping the battery going once it has been jumped, but the battery can’t hold a charge when the alternator is shuts off.

What happens to a car battery when it is not running?

Over time, the internal metal parts of a battery corrode, reducing its ability to hold a charge. A battery is vital to your car or truck, as it provides power to the starter and electrical system when the car is not running.

Why does a car battery not start after jumping?

Inexpensive jumper cables that are not thick enough to carry sufficient current won’t perform to the level you expect, and your car won’t start after a jump. Cables that are too long have more internal resistance, and they may not transfer enough of the donor battery’s power to your car.

Why does my car battery won’t crank?

Temperature also has an affect on the amps, so your battery could be reading above 12V but still won’t crank because the amps are too low. The simplest solution for this is to throw it on a charger for a while, but the lower amps the charger it is the longer it will take.

What should I do if my engine won’t crank?

Either load test the battery with a load tester or measure the battery voltage WHILE CRANKING. If the battery voltage drops below 10 volts while cranking, you can be assured the battery requires replacement or desulfation. No amount of charging will help recover a sulfated battery left sitting over a long cold winter.

What causes a car to act like it has a bad starter?

Problems that might cause your car to act like it has a bad starter solenoid can include: Bad battery – If the battery voltage is low it will be unable to provide enough power to start your engine. Blown fuse – Sometimes the simplest explanation is the best one.

Why does my car not start when I push the start button?

False input or lack of input from sensors like the crankshaft position sensor (CKP) or camshaft position sensor (CPS) can prevent the engine from starting. Also, a bad throttle position sensor (TPS) may cut off the spark to the cylinders.

What happens when a starter goes bad on a Buick Enclave?

When a starter goes bad, they will usually not give you much warning first. Also, if you are stuck somewhere and are trying to start your Enclave, the old beat the starter with a hammer trick is not a wives tale. It really can get that one last start out of it.

What should I do if my Buick Encore wont start?

Battery is Charged – If the battery is charged, then it would still be advisable to take a look at the battery cables and see if there is an issue with corrosion. Otherwise, it may be the starter that you need to look at.

Problems that might cause your car to act like it has a bad starter solenoid can include: Bad battery – If the battery voltage is low it will be unable to provide enough power to start your engine. Blown fuse – Sometimes the simplest explanation is the best one.

Why does my car not start when I Turn on the ignition?

The most common causes are in the ignition (for example, a bad ignition coil) or fuel system (for example, a clogged fuel filter). However, the source may also be a mechanical fault (for example, a leaking valve), or faulty components in other systems.

Can you start a truck that wont start?

Yes I did with my sons truck. Three months after he replaced his battery this happened. He called me from some local parking lot stating the truck wont start. I got there, opened the hood, twisted the battery cable and it started right up.

Why does my GMC Sierra truck not start?

No fuses are blown and no codes show up on the computer. My mechanic friend said no power is going to the starter selenoid action wire relay(purple wire) and to get the truck to start he removed starter relay cover and manually pushed the relay making connection with key on. Could it be the ignition module?

What kind of car won’t start up?

I have a 1997 Hyundai Lantra that will not start.The engine cranks over well but will not fire. I have fuel pressure at the filter and I even clamped … read more

What does it mean when a Hyundai won’t start?

Will crank over but won’t fire up. Hyundai won’t start. Will crank over but won’t fire up. Car suddenly died and won’t start again. Heard a pop under Car suddenly died and won’t start again. Heard a pop under the hood … read more It wont start intermittently. Sometimes it starts and runs It wont start intermittently.

Why is my Ford truck not cranking up?

This morning, my wife started the truck and drove it ~ 5 miles to the gas station to get diesel. When she went to start it after refueling, it wouldn’t crank at all. She did say after starting the truck the programmer came on then turned off after about a minute into her drive.

What to do when your spark plug doesn’t work?

A common issue is a clogged carburetor from stale gas. Using a fuel stabilizer keeps fuel fresh and the carburetor from gumming and varnishing. Third step, check the ignition system with a spark tester. Step four, replace the spark plug and reconnect the spark plug wire.

Why is my Ford PowerStroke diesel engine not starting?

Unless you live in an extremely cold part of the country I would just leave it disconnected. Wow, it must be a virus in the air, because mine did the same thing this morning.The heater element under the fuel filter has been messed up for a while now, but I didn’t know it could cause all this if it touched the housing.

Where can I get a new starter for my Dodge Ram?

It appears your s has a replaceable solenoid like older starters. I found several online for few dollars. Go to a local starter rebuild shop and ask for one. It does sound like your problem. May be available at Cummins or truck shops too. You will need engine serial number at Cummins but not at the starter rebuild shops.

Do you need serial number for Cummins starter rebuild?

You will need engine serial number at Cummins but not at the starter rebuild shops. Rock Auto has three brands of rebuilds for $140 to $350. But you can fix it your self in an hour for less than 50 bucks with a new solenoid.

How much does it cost to replace a Cummins starter?

Mine is rocky mountain cummins.. Diesel Filled Veins! To give you an idea, I bought my 2008 with starter issues, previous owner said it was going to be $1400 to get a new one.

Why does my Dodge Ram 2500 not start?

While there are a variety of reasons your Dodge Ram 2500 won’t start, the most common 3 are a dead battery, an alternator problem, or failed starter. How is a no-start diagnosis fixed?

Is there a starter for a 2007 Ram?

I have a 2007 ram with the 6.7 cummins. No start or crank. replaced both batteries, replaced starter. Solenoid on starter will arc. Cannot for the life of me find the starter relay on this thing. Looked under the fuse box on the drivers side didn’t see anything that looked like a relay.

What to do if your ram won’t start?

Just a tip, lets say that the TIPM is bad causing no power to the starter solenoid, you should be able to jump power from the positive battery cable to the starter solenoid with the ignition turned “on” and the starter should engage and the engine should start. Just a thought.. OK Amedee, check this one out.

Why is my PCM not working in my car?

This generally happens because of a faulty sensor, or because water has damaged some of the circuits in your car’s PCM or TCM. If your automatic transmission vehicle isn’t shifting normally, take it to a mechanic immediately. A failed PCM or TCM can cause the car to get stuck in gear, which can be a serious safety issue.

Why is my engine not responding to my ECM?

This can happen for any number of reasons, but usually, it’s a problem with your engine timing. While that function is directly controlled by the ECM, your PCM may also be at fault, since the ECM requires feedback from the PCM to adjust timing. 6.

What are the symptoms of a bad PCM?

Erratic or Random Shifting One of the most serious PCM failure symptoms is irregular shifting. This generally happens because of a faulty sensor, or because water has damaged some of the circuits in your car’s PCM or TCM. If your automatic transmission vehicle isn’t shifting normally, take it to a mechanic immediately.

Can a bad PCM cause a car to not start?

This can be caused by several different PCM errors, but may also be an indication of something wrong in your ECM. Regardless, this is a serious problem, since your car could potentially fail to start when you’re stranded on a country road, in an empty parking lot, or any number of undesirable locations. 3. Sudden Loss of Gas Mileage

Why does my car not start with a new computer?

I put a new computer box in the car now it won’t start the old computer box was causing problems so I changed it and had a new one shipped and put it in and now and nothing’s happening won’t click current nothing Batteries Not Dead power comes on just won’t start help please My car has 140000 miles. My car has an automatic transmission. Hi there.

This can happen for any number of reasons, but usually, it’s a problem with your engine timing. While that function is directly controlled by the ECM, your PCM may also be at fault, since the ECM requires feedback from the PCM to adjust timing. 6.

Erratic or Random Shifting One of the most serious PCM failure symptoms is irregular shifting. This generally happens because of a faulty sensor, or because water has damaged some of the circuits in your car’s PCM or TCM. If your automatic transmission vehicle isn’t shifting normally, take it to a mechanic immediately.

How to diagnose bad battery or low charge?

To diagnose it you need to work backwards: 1. Bad battery or low charge, or bad connections at the battery terminals. If the terminals are full of white snowy looking stuff disconnect them and clean them up. If a terminal is loose (you can turn it with your hand) tighten it. Check the battery voltage.

Is the Check Engine light still lit on Dodge Ram?

This article applies to the Dodge Ram 2nd, 3rd, and 4th Generation (1994-Present). It’s not uncommon for a check engine light to remain lit long after the issue setting it off in the first place has been fixed.

Why does my Dodge Ram 1500 not start?

Just got done with my truck (2002 Dodge Ram 1500 4.7L). It clicked a couple of times and didn’t start, tried it again then started. Go to start it again and nothing. All the dash lights came on when I tried to start it but “no crank” Replaced the starter, battery, ignition switch, and cleaned all the cables to the battery and nothing.

How to reset PCM and check engine light in Dodge Ram?

The reset procedure in your Dodge Ram is as easy as they come. First, park your truck and turn it off. Pull the hood lever under the driver’s side dash, and then pull the safety catch on the front of the hood to open it. Find the power distribution center (PDC); it will be a black box near the battery. Unlatch and open the cover of the PDC.

How to tell if your Dodge Ram has a bad safety switch?

Clear indication of a bad Neutral safety switch but really hard to find since it was really random. The key was knowing that no noise is clearly a wiring, switch or sensor issue NOT starter or other mechanical parts. 117 people found this helpful.

Where is the enormis switch on my car?

ENORMIS Typically attaches these to your hood on the drivers side. If something is “dangling” from the firewall that could be the hood sensor/switch that should be attached to the hood. . This can especially happen after a mechanic over extends your hood and pulls off our safety switch!

Why does my Mercedes Benz engine not start?

However, when i turn the key all the way, the engine does not even try to crank. It almost feels as if only the starter is disconnected or something from the car entirely. (I know nothing about car engines)

Can a car have lights but no starter?

As 2002c230 notes, you can have lights but no starter. Call mb roadside assist (I think you may still have access, they just changed the rules) and they’ll come out and try to jump it properly.

What to do if your Dodge Ram won’t start?

No attempt to turn over or anything. Any ideas?? trying to avoid the dealership when most of these issues are easy to replace. I have the “push to start” and the electronic shifter. Drove to the store the other day and when I came back out my truck wouldn’t crank at all.

Why does my Ram truck not turn over?

I also see a couple of people saying it could be the W.I.N. module but when you press the button once, all the accessories and lights come on just fine but when you press the brake and push to start it, you just get the loud click and nothing else. No attempt to turn over or anything.

Why does my car not start when I crank the engine?

If the engine doesn’t crank, or makes an unusual noise when cranking, you may have a starting system problem. The car’s security system may have made an error that disabled the fuel or ignition system, or the chip in the key may have failed.

Why does my Truck turn over but won’t start?

There are many potential engine issues when your truck turns over but won’t start indicating that your engine is not getting enough fuel, doesn’t have the appropriate compression or is not receiving fuel. Sources for this problem vary, starting with the ignition system’s issues to problems with the fuel supply system.

Why does my car not start at 300 rpm?

The engine won’t start if you don’t get cranking speed around 200 rpm to 300 rpm, most engines need that speed to start the car, a weak starter can causing the engine won’t crank and there no compression because the engine is not fast enough to build it.

There are actually quite a few mechanical issues that can cause a no-start condition with an engine. This video covers the basics of dealing with a crank/no start condition to get you started. If playback doesn’t begin shortly, try restarting your device.

What causes a no crank or no start condition?

A no crank or no start condition may develop due to electronic lockup of the wireless control module (WCM), also referred to as the Sentry Key Remote Entry Module (SKREEM). When this module fails the remote keyless entry system will also not operate. The WCM is commonly replaced to correct this concern.

Can a BCM have a no start condition?

Because of the BCM’s communications with other modules and components you may experience a no crank or no start condition. In many cases, your BCM will alert you to issues with symptoms, warning lights or both.

Was this cool or helpful? Share it! A no crank or no start condition may develop due to electronic lockup of the wireless control module (WCM), also referred to as the Sentry Key Remote Entry Module (SKREEM). When this module fails the remote keyless entry system will also not operate. The WCM is commonly replaced to correct this concern.

What to do if your body control module fails?

The key is to heed these warning signs, take prompt action and seek help. Avoiding these warning signs or delaying taking action could cause further vehicle damage, or even a system-wide failure.

Why did my Dodge Grand Caravan not start?

1. Turning the key in the ignition resulted in only the relay clicking. The engine did not turn over and thus the van did not start. This is the key part that lead me to do a root cause analysis. 2. Lights and radio worked. 3. I did not notice a thing until the morning this all happened. Loading…

When do you need to replace the ECM power relay?

If there is no power when the key is inserted, the engine will not start, or the battery is dead, you may need to replace the ECM power relay. 1. No power when the key is inserted 2. Engine will not start 3. Battery drain or dead battery Average rating from 130,153 customers who received a Vehicle Engine Electrical Inspection.

Why does my van starter not turn over?

I can’t speak to your situation, but my experience has been that when the starter clicks but won’t turn it is because the starter isn’t getting enough juice. Usually the connections at the battery or at the starter are corroded. On my farm tractor I have used jumper cables between the battery and the starter to determine if that’s was the problem.

1. Turning the key in the ignition resulted in only the relay clicking. The engine did not turn over and thus the van did not start. This is the key part that lead me to do a root cause analysis. 2. Lights and radio worked. 3. I did not notice a thing until the morning this all happened. Loading…

Where does the 12 V go in a no crank car?

With the ignition key in the on position, there should be power on the heavy gauge red wire and a strong ground on the black wire. When the ignition key is pushed to the crank position you should have an additional 12 V going into the relay and 12 V comes out on the wire that runs to the starter solenoid.

Why does my old car battery not crank?

If the vehicle will not crank when the battery is known to be good, we won’t have to backtrack and check it again. When it comes to vintage cars and batteries the biggest problem is when unexpected long-term storage occurs. Sometimes we park our classics expecting to use them in the near future.

What to do if your car has no crank?

In this situation, it’s recommended to replace the battery and the cables so we know our cranking voltage will be adequate. Although the battery and the starter motor are often the root cause of a no crank condition, many classic cars have a few separate components between these two devices.

With the ignition key in the on position, there should be power on the heavy gauge red wire and a strong ground on the black wire. When the ignition key is pushed to the crank position you should have an additional 12 V going into the relay and 12 V comes out on the wire that runs to the starter solenoid.

If the vehicle will not crank when the battery is known to be good, we won’t have to backtrack and check it again. When it comes to vintage cars and batteries the biggest problem is when unexpected long-term storage occurs. Sometimes we park our classics expecting to use them in the near future.

Why does my 1997 Chevy Suburban not start?

1997 1500 pickup at low throttle engine is missing to the point were I had it full throttle and no power and engine died. Still won’t start … read more Vocational, Technical or Tra… i have a 1998 chevy suburban. It was running fine when parked, but 3 days later will not start. It cranks fine, but sounds as though it wants … read more

Why does my Chevy truck not start when it gets cold?

Seems to be fuel pressure but can’t smell any gas like it was flooding. It does’nt even fire like it wants to start. It has been starting hard and I would have to turn key on and off 4 or 5 times before I could get it to start but once it started it would run just fine. has any chevy owners out there delt with this before??

There are three very basic components that the engine, in your GM vehicle, needs to start and they are: Air, Fuel and Spark. When your 4.3L, 5.0L or 5.7L GM vehicle cranks but does not start…it’s because one of these components is missing from the mix.

In this video we encounter a condition where a 2002 Chevy Silverado ( Similar to GMC Sierra ) pickup has a symptom of the engine cranks over but won’t start…. In this video we encounter a condition where a 2002 Chevy Silverado ( Similar to GMC Sierra ) pickup has a symptom of the engine cranks over but won’t start….

What to do if your ignition relay is failing?

If you suspect that your ignition relay may be having an issue, have the vehicle inspected by a professional technician, such as one from YourMechanic, to determine if the relay should be replaced. The most popular service booked by readers of this article is Vehicle Engine Electrical Inspection.

Where is the ignition relay located in a car?

It is usually located in the fuse and relay panel beneath the hood, and is responsible for providing power to the vehicle’s ignition system, and some of the fuel system’s components.

What’s the average rating of an ignition relay?

Average rating from 130,153 customers who received a Vehicle Engine Electrical Inspection. The ignition relay is one of the most important electronic relays found on modern vehicles.

What should I do if my key won’t turn?

The ignition switch needs to have the small linkage from the back side of the key lock cylinder to turn the switch to start and run the vehicle. Have the ignition switch removed and inspect the linkage and switch to see if one or both switch and linkage needs replaced.

What should I do if my car wont crank?

With the key in the RUN or ACC position, see if you are getting power to fuses 5, 8, 10, and 14. If you aren’t getting power there, check fuse 18 and see if it’s good.

What to do when your car key wont work?

It works mostly in models of Volkswagen, Mercedes-Benz, and BMW and is applicable even when the key fob is damaged or has a dead battery. In case if you are driving a Honda Accord, the trick needs a bit of modification. After inserting the key into the driver’s door lock, turn the key to unlock, lock and then lock position again.

Why does my Chevy Silverado want to turn over?

Truck wants to turn over but will act as if is starving for fuel,wait ten minutes, it start. Been happening frequently lately. I also was told it was the security system Will turn key and it is like no power from battery to starter, but have lights, radio, etc. Turn key again or sometimes multiple times, to no avail.

Where to check for no start fuel pump?

The first thing you want to do is check the fuse panel to see if the fuse is blown. If your car has two fuse panels than the one in the engine compartment; should be the correct one to check. The fuse panel or circuit box is usually located near the battery; and is a small black box with a removable lid.

Why does my fuel pump only run for a few seconds?

This sound is the electric fuel pump trying to prime the fuel system. It will only run for a few seconds and then shut off. If you are not sure you could hear it or if there is noise outside; you may have to try it several times. Turn the key on and wait then turn it off.

What causes a car to not start with no gas?

Problem may be at wiring connector on top of fuel tank (hard to reach!). No gas in fuel tank (Check the fuel gauge, and keep in mind the gauge may not be reading accurately). Bad gas (Contaminated with water or too much alcohol or diesel fuel). If you just filled up with gas and now your car won’t start, suspect bad gas.

Why does my fuel pump not prime with the key on?

Fuel pump doesn’t prime with key on. I’ve been trying to figure this out for a couple days now. My 01 Tiburon wouldn’t start the other day. It would crank, but wouldn’t fire. When I turn the key to the “on” position, the fuel pump doesn’t kick on.

What does no start, no fuel pump mean?

Not sure if that is the problem though as that fuse may get power after a relay closes? fuse is good. Any other ideas? No start, no spark, no fuel pump. working on my 2008 screaming eagle ultra classic that I just got. Engine is a no start.

This sound is the electric fuel pump trying to prime the fuel system. It will only run for a few seconds and then shut off. If you are not sure you could hear it or if there is noise outside; you may have to try it several times. Turn the key on and wait then turn it off.

What to do if your truck won’t crank?

All lights come on. There is no power going from starter relay to I have a 2016 freightliner m2 wont start/crank. All lights… Truck wont crank. 2016 ftl. 2016 ftl. Cas. I have power Truck wont crank JA: How long has the vehicle failed to start after cranking? Has the security system been triggered recently? Customer: 2016 … read more

Why is the Smartlock light not working on my car?

If the Smartlock light is flashing on your cluster, or you have done an engine conversion and can not get the vehicle to start, you use a noid light on an injector plug to see whether the injectors are firing while cranking the engine. If the injectors are not firing, this is most likely due to the Smartlock fuel cut.

Is it normal for the security light to go off when the engine is running?

After the learn procedure is completed and the engine is running, the security light may stay on steady for a few minutes and then go off—this is normal. Depending on the system, replacement of key components will necessitate that a relearn procedure be completed.

What to do if your PassLock light is not flashing?

Here’s how you do it: 1. Attempt to start the truck by turning the key to the Start/Run position. The passlock icon, a vehicle with a lock on it, on your dash may be flashing. Try to crank the vehicle. 2. Observe that the vehicle fails to start and the passlock security light is illuminated or flashing.

What should I do if my GM security light is flashing?

Insert ignition key and turn to the “ON” position. Do not attempt to start the engine. Leave the key in the “ON” position for approximately 11 minutes. The security light will be steady on or flashing for the 11-minute period. Do not proceed to Step 2 until the security light turns off or stops flashing. 2.

After the learn procedure is completed and the engine is running, the security light may stay on steady for a few minutes and then go off—this is normal. Depending on the system, replacement of key components will necessitate that a relearn procedure be completed.

Why is my Dodge ram1500 no power in cab?

It’s very likely a problem with the power control module or the integrated power module. Using a scan tool check to see if there are any trouble codes being stored in the memory of the PCM. Then if there is no trouble codes try doing a complete system reset in case we have a software glitch.

Why does my Ford truck have no power?

Parked the 2001 F150 Supercrew 5.4 in the driveway last night and today it won’t do anything at all. No electrical power even with a new battery that I bought because of the problem. I checked the new battery and it has a strong spark, but not even the lights work…NOTHING WORKS.

What does it mean when your Honda Civic doesn’t start?

Does Not Crank Condition: Means that the engine is not cranking when you turn the key to crank the engine. In other words, the engine doesn’t turn over at all.

It’s very likely a problem with the power control module or the integrated power module. Using a scan tool check to see if there are any trouble codes being stored in the memory of the PCM. Then if there is no trouble codes try doing a complete system reset in case we have a software glitch.

Parked the 2001 F150 Supercrew 5.4 in the driveway last night and today it won’t do anything at all. No electrical power even with a new battery that I bought because of the problem. I checked the new battery and it has a strong spark, but not even the lights work…NOTHING WORKS.

What to do if your truck has no power?

Start by cleaning all the battery terminals. That way you know there is power that far. Then turn on the key and then jump the starter solenoid on the passenger fender. What you need to do is pull off a small wire and jump the heavy leads to that small terminal. I just use a screwdriver to make the jump.

What to do if your car won’t start but has power?

If your car won’t start but has power, only occurs in certain conditions; this could be due to excess dampness inside the vehicle. Bring your car to a local auto body shop and ask the mechanic to check the distributor cap inside for any wetness or dampness. The mechanic needs to see if the moisture has harmed the internal components.

What does it mean when car won’t turn over but has power?

If you hear cranking, but your car won’t turn over but has power, this could be signaled by loud cranking. The engine starts but dies very quickly. If you use a car that has a carburetor, then check the choke to see if it is closing and opening at the right intervals.

What does it mean if your spark plugs are not working?

If the spark plugs are not working correctly, you might feel your car cranking but cannot turn over the engine or start the vehicle. If you hear cranking, but your car won’t turn over but has power, this could be signaled by loud cranking.

When did my car lose power then died?

While driving car lost power then died and now won’t star… I was driving and all of a sudden when I hit the gas there was nothing there I got it where I was going and then it died while I was still driving we have not been able to get it to start since it does crank but does not start. My car has 185000 miles.

Why does my car not start when I turn it off?

Vehicle won’t start, once it’s jump started it only stays running until you turn it off, then it work start again without jumping. Hi there. There could be two problems here.

One summer at Jackson Hole I noticed various helpful locals try to get a truck started owned by two just graduated college ladies. They ran a charger over to it, jumped it with jumpers, and measured it with a voltmeter. The battery was at full voltage. The headlights worked OK.

What causes a howling sound in the rear differential?

Broken teeth on the axle gear can result in complete loss of power when turning in any direction and eventually reaching a point where the gears don’t engage at all anymore, bringing the car to a complete standstill. There are various situations which can create rear differential noise. For example, howling of gears is a sure sign of wearing.

Why is my 2010 Ford F150 not cranking?

My 2010 f150 won’t crank. The securuity ligh is flashing about once every one or two seconds. When I turn the key to the first position none of the … read more Automotive Repair/Damage… Hi got a ford f150 6000 miles been sitting on battery tender and won’t start. Battery is fully charged any ideas … read more ASE Master ,Ford Certified…

Why is my Ford F350 not cranking or clicking?

Yes sir my name is Travis and ill be glad to help you, i had the same problem with my 86 f-150 4×4 it was the alternator just like you said battery was good wouldnt crank and no click well i just bought a new alternator and jumped my truck let run for 10 min, turned it off and next it fired right up.

Where is the starter relay on a Ford F350?

I tried in park and neutral. First check the starter relay by jumping the two large terminals. It should be located somewhere on the passenger side fenderwell. If that doesn’t work than you may have a bad starter.

Why are the gauges on my Dodge Ram not working?

The interior lights come on the radio comes on but the gauges themselves do not work. I hate to say it but it your ECM might be bad. Check your fuses, relays, and wiring. If none of those work, hook up a diagnostic and see if there’s any codes that you can see to fix it before my assumption. 8 people found this helpful.

What to do if your Dodge Ram 1500 won’t start?

Check your fuses, relays, and wiring. If none of those work, hook up a diagnostic and see if there’s any codes that you can see to fix it before my assumption. 8 people found this helpful. Not sure if your problems are unrelated here from your description…however. There’s a little I guess black box under your hood.

Why does my car not start after a jump?

When your starter stops working, it can’t “crank” the engine to get it started. Clicking or grinding sounds are clues that your starter might be the reason your car won’t start after a jump.

Why is the battery on my JumpStart not working?

It will not last forever. At some point, usually between the three-year and five-year mark from new, your battery will wear out and need replacing. Another possible cause is a defective cell or a short circuit within the battery.

Why does my F350 with 6.0 not start?

After while lets say 1-2’miles driving it’s shuts off and it wont start … read more Vocational, Technical or Tra… o5 f350 6.0 sucked water at river crossing. Got it dried out and started and ran yesterday.

Why does my Ford Excursion 6.0 wont start?

The truck will crank but wont start … read more I have a 2003 Ford Excursion with a 6.0 liter diesel. It will not start most off the time. It seems to have battery voltage while idleing with AC on. The voltage slowly decreases at idle with the AC o … read more

What kind of power does a Ford F350 6.0 have?

F350 6.0 powerstroke won’t crank on its own. The truck had 2004 ford f350 6.0 need injector information. Get me to a I have a 2006 f350, 6.0. The message sent by accident?! My The message sent by accident?! My 2006 , 6.0 doesn’t have any power, seems to be idling fine! But at 40 mph to 50 mph runs rough.

After while lets say 1-2’miles driving it’s shuts off and it wont start … read more Vocational, Technical or Tra… o5 f350 6.0 sucked water at river crossing. Got it dried out and started and ran yesterday.

The truck will crank but wont start … read more I have a 2003 Ford Excursion with a 6.0 liter diesel. It will not start most off the time. It seems to have battery voltage while idleing with AC on. The voltage slowly decreases at idle with the AC o … read more

F350 6.0 powerstroke won’t crank on its own. The truck had 2004 ford f350 6.0 need injector information. Get me to a I have a 2006 f350, 6.0. The message sent by accident?! My The message sent by accident?! My 2006 , 6.0 doesn’t have any power, seems to be idling fine! But at 40 mph to 50 mph runs rough.

What’s the difference between no crank and no start?

There’s a big difference between a No Crank and a No Start Condition. Here’s a brief description of both conditions: No Start Condition: The engine cranks (turns over) like it wants to start but it never does. The usual culprits are: Failed crank position sensor.

Why does my Ford Explorer crank but not start?

Spark. So, when your Ford 4.0L Explorer (Aerostar, Ranger or Mountaineer) Cranks but Does Not Start, it’s because one of these components is missing from the mix.

Why does my Dodge Grand Caravan not start?

It’s a less common cause for the problem, but the hard work to get to it is already done, My 2004 dodge grand caravan wouldn’t turn over. Replaced the battery, and still wouldn’t start. It ended up being the solenoid wire to the starter is loose. If I wiggle it, it will start. Looking to get a replacement wire. Was this answer helpful? Need help.

There’s a big difference between a No Crank and a No Start Condition. Here’s a brief description of both conditions: No Start Condition: The engine cranks (turns over) like it wants to start but it never does. The usual culprits are: Failed crank position sensor.

Spark. So, when your Ford 4.0L Explorer (Aerostar, Ranger or Mountaineer) Cranks but Does Not Start, it’s because one of these components is missing from the mix.

Why does my car not turn over when I turn the key?

No Crank Condition The engine does not turn over when you turn the key to start your Ford vehicle. This is usually due to: Failed starter motor. Failed neutral safety switch. Failed ignition switch. Locked up engine. This tutorial is geared toward a Cranks but Does Not Start Condition.

Why does my riding mower click when I turn the key?

Please try again later. This video shows what to do if your riding lawn mower engine clicks when you turn the key but won’t turn over. A bad starter solenoid often causes this problem—but not always. The mower could have a bad starter motor, a wiring failure, a weak battery or a locked-up engine. We’ll show you how to find out what’s wrong.

I think your starter relais is broken. When you turn your key the starter relais will push the starter against the starter ring gear on the flywheel. When the relais is broken no contact is made and therefore you are unable to start the engine.

What does it mean when your car won’t start but clicks?

What does it mean when your car won’t start but clicks? The most common problem that causes a car to click and no start is a weak battery. The battery is not completely dead, but it is discharged, and even though it turns on the car lights, it can no longer start the engine.

Why does my car make a noise when I turn the key?

If your engine cranks or turns over when you put the key in the ignition and turn the key, the most likely culprit is actually a dead battery. Although you have done the tests and determined the battery is not the culprit, most of the time, the battery is the cause of the issue if the engine cranks and makes noises.

What does it mean when a truck won’t start?

It might be the computer, but it might be a sensor or a $10 relay. You won’t get diagnostics through the internet. I have a 1998 Chevy 2500 w/ a 5.7 that wouldn’t start even though the truck had good spark, fuel in the tank, and I could hear the pump spin up and pressurize when I turned the key.

What to do when your GMC Sierra won’t start?

If the Sierra does not start after replacing or charging the battery, move to the next step. Turn the headlights on and then turn the ignition key to the “On” position. If the headlights dim, the ignition switch sends electricity to the starter motor and solenoid. If the headlights do not dim, the ignition switch is defective. Locate the starter.

Can a bad battery cause a car to not start?

Sometimes your car starts, sometimes it doesn’t. Intermittent operation can be a sign of a failing starter solenoid. Bad battery – If the battery voltage is low it will be unable to provide enough power to start your engine. Blown fuse – Sometimes the simplest explanation is the best one.

Why does my 1988 GMC Sierra 1500 not start?

I’m having the same problem with my 1988 GMC 1500 I was told its the starter I’m going to replace it I guess that will determine if its the starter ornot just wwish I had a for sure wayof knowing 37 people found this helpful. Having same issue. Changed out starter two days ago. Still is a hard start. Sometimes I need starter fluid

How does the starter work on a GMC Sierra?

The starter in your GMC Sierra is dependent on three pieces of equipment. First, the ignition switch sends electrical current from the battery to the starter solenoid. The solenoid then forces the gear in the starter housing to engage the engine. When the starter motor turns on and spins the gear, the engine roars to life.

Blown fuse – Sometimes the simplest explanation is the best one. A blown fuse in the starter circuit could be the cause of a no-start problem. Broken or corroded wiring – Damaged or dirty wires to the battery or to the starter solenoid (or wires that are loose) can prevent sufficient power from reaching the starter.

How to disable Auto Stop Start on GM vehicles?

Disable Auto Stop start on GM Vehicles! – YouTube Disable Auto Stop start on GM Vehicles! If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.

What to do if your truck wont start?

To avoid throwing guesses and parts at your truck, have the truck scanned for trouble codes as a first step. Some of the auto parts suppliers offer free code reading like Pepboys, Nappa, Advanced auto parts,etc and some of the guys are very knowledgeable and may have seen the issue often and put you on the right track.

Why does my GM Truck shut down while driving?

At a dead stop. It would crank over, but not start. Ran the battery dead trying to crank it. My dad came to help, charged the battery, and it started right up. It sounds wierd but this is what its doing.

How often does my GMC Truck turn over?

So far this has been the case pretty much every time i am starting the truck cold. I’ll try to start it and it will turn over for about 3-4 seconds (have tried a bit longer, still no go) then i’ll stop and try to start it again, and the second time it fires right up.

At a dead stop. It would crank over, but not start. Ran the battery dead trying to crank it. My dad came to help, charged the battery, and it started right up. It sounds wierd but this is what its doing.

To avoid throwing guesses and parts at your truck, have the truck scanned for trouble codes as a first step. Some of the auto parts suppliers offer free code reading like Pepboys, Nappa, Advanced auto parts,etc and some of the guys are very knowledgeable and may have seen the issue often and put you on the right track.

Why does my car not start after a new battery is installed?

Another reason as to why your car might not start after having a new battery installed is due to faulty fuses and ignition switches.

What should the voltage of a car battery be when not running?

If loose, tighten the connections. If the noise persists, use a multimeter to test the battery for the correct voltage. A fully charged battery should register 12.6 volts when the vehicle is not running. When the vehicle is running (not possible in this case), it should register approximately 13.7-14.7 volts.

What causes a car battery to go dead?

Many batteries lose their charge or go dead because of an outside power drain. It may have been something as simple as leaving the headlights or a dome light on. Either of these can drain your battery overnight. The good news is that you can recharge it and it will still hold a full charge.

Why is my tractor battery not cranking up?

When you get the tractor running again, hold the voltage meter to the batter and it should be reading at least 14V, if not, then your battery isn’t charging. Temperature also has an affect on the amps, so your battery could be reading above 12V but still won’t crank because the amps are too low.

What should battery voltage be when not cranking?

A voltage around 11.7 shows battery only charged to 10% of full capacity. Load testing will reveal the hidden inner secrets of the lead cell. Either load test the battery with a load tester or measure the battery voltage WHILE CRANKING.

Another reason as to why your car might not start after having a new battery installed is due to faulty fuses and ignition switches.

Is the Check Engine light on on my new car?

I got a new battery but it only clicks once when I try to start it. All lights come on except the check engine light. I hooked up a scanner thing from Wal-Mart (cheapo) and it says no communication with ECU/PCM but says compression good and N/A on almost everything else.

What to do if your engine won’t start?

Call mb roadside assist (I think you may still have access, they just changed the rules) and they’ll come out and try to jump it properly. If it’s the battery they’ll offer to replace it for just the cost of the battery, no additional labor charge, and they usually will run the resets for you, too.

What to do if your Mercedes does not start?

If you’re horrible with cars, call MB roadside assist 800-FOR-MERCEDES (1-800-367-6372). You can do serious and expensive damage trying to jump it if you don’t know what you’re doing, and that’s even if you don’t cross the wires and blow up the battery. No, it won’t…that’s the exact point.

Why is my Hummer H3 engine not starting?

There are a lot of issues that can cause your H3 to crank, but not start. The engine needs air, fuel, and a spark in order to run. It is highly likely that if the engine is cranking, but not starting that it has thrown an OBDII code. It is definitely worth it to use an OBDII scanner to check and see if the engine has thrown any trouble codes.

What happens to the crank sensor on a GMC?

The crankshaft sensor on GMC vehicles is synced to the powertrain control module, or PCM. When the crank sensor is replaced, it must be resynced to the PCM. Without resyncing, the PCM cannot properly determine the position of the crankshaft.

Can a bad crankshaft sensor cause the engine to stall?

If the crankshaft position sensor or its wiring have any issues, it can cause the crankshaft signal to be cut off while the engine is running, which can cause the engine to stall. This is usually a symptom of a wiring problem, however a bad crankshaft position sensor can also produce this symptom.

What should I do if my 6.5L engine won’t start?

For instructions to check glow plugs visit our glow plug page. Even in warm weather, 6.5L engines need good glow plugs to start well. If in doubt, plug the block heater in for at least 6 hours – this is a partial cover-up for a few bad glow plugs or slightly slow cranking.

Why does my Chevy 3500 Diesel 6.5 not start?

As stated the cables on these have been known to go bad up inside the insulation where you can’t see that it is bad. The grounds can create havic also. For sure clean the main ones that come off the battery and go to the top of the engine. There should be one on each battery. Starting fluid and the 6.5 don’t get along at all. 1.

What kind of engine does a 1993 Chevy 3500 have?

Describe the problem you are having in detail: First post 2. Year of truck /engine. 1993, 6.5 diesel 3. Odometer reading (indicate miles or kilometers). 393k 4. Indicate the model number on the Injection pump (starts DS4 or DB2……).

Is there a GM 6.5 liter diesel engine?

If you have a truck with a GM 6.5 liter diesel engine, this is the perfect site for you! Here you will find and should learn more than you may even care to about the GM 6.5 Diesel and Turbo Diesel Engines and vehicles.

What causes a car starter to not engage?

5 Causes of Starter is Not Engaging 1 Low Battery Voltage 2 Faulty starter motor solenoid 3 Starter motor Plunger or Pinion 4 Faulty Wiring to starter 5 Flywheel damages More …

With a new starter, battery, and alternator (assuming you have not drained the battery attempting to start it), the starter should attempt to crank over the engine. If the starter does not make any noise when the key it turned to crank over the engine, you have an issue with the fuses, or the circuit.

When do you know if your car starter is bad?

There are a few known symptoms of a starter that is not engaging. Here are some of the most common ones. This is the most obvious sign of a bad starter. When a person turns on the ignition and electrical signal is sent to the starter relay.

Why is my Chevy Silverado 2500 not starting?

While there are a variety of reasons your Chevrolet Silverado 2500 HD won’t start, the most common 3 are a dead battery, an alternator problem, or failed starter.

What are the codes for GMC check engine lights?

P1245Intake Plenum Switchover Valve P1250Early Fuel Evaporation Heater Circuit P1257Supercharger System Overboost P1258Engine Coolant Overtemperature – Protection Mode Active P1260Last Test Failed SCC Or Theft Detected, Vehicle Immobilized

Where is the trouble code on a GMC?

When retrieving GMC trouble codes with an OBD II scan tool, proceed as follows: 1. Connect scan tool to the 16-pin data link connector (DLC) located underneath the steering column. The connector may have a removable cover. 2. Turn the ignition on.

P1245Intake Plenum Switchover Valve P1250Early Fuel Evaporation Heater Circuit P1257Supercharger System Overboost P1258Engine Coolant Overtemperature – Protection Mode Active P1260Last Test Failed SCC Or Theft Detected, Vehicle Immobilized

When retrieving GMC trouble codes with an OBD II scan tool, proceed as follows: 1. Connect scan tool to the 16-pin data link connector (DLC) located underneath the steering column. The connector may have a removable cover. 2. Turn the ignition on.

Why does my GMC Sierra 1500 not turn over?

My 2003 GMC Sierra 1500 won’t turn over. Checked the battery, it’s fine. “Reduced engine power” message shows on dash. Switched relays to check that with no effect. Radio works, lights work, blower mo…

What happens if you don’t have the ignition key?

In addition, the ignition switch plays a role; in keeping your car from getting stolen. Consequently, without the key, the switch won’t move to the start or run positions, and will lock the steering wheel. OFF – Or LOCK position – Turns off power to the engine and electrical accessories

What to do if your car engine won’t crank?

Using a large ratchet, wrench or breaker bar, try turning the engine by rotating the bolt at the center of the crankshaft pulley—this is the pulley at the bottom and front of the engine (you may need to remove the spark plugs to make it easier to rotate the engine).

What causes an engine to not crank over axleaddict?

For example, a shorted wire in the starter motor can cause the motor to draw excessive current, which in turn will burn the fusible link, preventing the engine form starting. If the link is burned, find the cause first to prevent the new fusible link from burning again. Locate the fusible link between the battery and the main fuse box.

Can a check engine light turn off by itself?

Can the check engine light turn off by itself? Yes, sometimes the light will turn off by itself as you drive it around for a while after addressing the issue that made it turn on in the first place. Why does my check engine light turn on and off intermittently? There could be a few reasons why this is happening.

What to do when your car engine won’t turn off?

Stop, put the transmission in Park, and turn of the engine, but the engine keeps running. The dash lights go out and the gauges aren’t moving, but the engine is still going. You can push the accelerator and hear it rev up.

What to do if your Duramax won’t start?

If the fuse is o.k. if you have a test light or multi meter test the terminals the fuse plugs into,there should be two terminals in the fuse box.Test for power on one of these terminals while someone is trying to start the vehicle.If you have power then the start circuit is good and the fault is in the starter itself.

What does it mean when your GMC Terrain won’t start?

The first and most common is when it won’t turn over. This just means that the engine doesn’t move when you turn the key. The second way that your Terrain won’t start is when the engine turns when you engage the starter, but it won’t fire and run on its own.

If the fuse is o.k. if you have a test light or multi meter test the terminals the fuse plugs into,there should be two terminals in the fuse box.Test for power on one of these terminals while someone is trying to start the vehicle.If you have power then the start circuit is good and the fault is in the starter itself.

Stop, put the transmission in Park, and turn of the engine, but the engine keeps running. The dash lights go out and the gauges aren’t moving, but the engine is still going. You can push the accelerator and hear it rev up.

What should I do if my GMC Truck won’t start?

Replace the ecm, crank position sensor, all the relays I could find and fuses for ign. Have power to the coils but no spark and fuel is also good any help would be great. maybe it has low fuel pressure? How can I check the pressure? Is it possible to remedy the fuel pressure issue short of replacing the fuel pump?

Why does my Mercedes not start when I charge the battery?

This Mercedes-Benz is not starting because of a low battery. In this case, what you need to do is trickle charge your battery using any of these 12 volt battery trickle chargers. If you need help read this article on How to charge a Mercedes-Benz the right way. Mercedes won’t start, and it’s not the battery.

Why does my car starter not turn on?

Doesn’t take much juice to click the solenoid, but it takes a lot of juice to turn the starter and turn over the engine. The other thing is it is an intermittent problem on the vehicle, so if the starter was intermittently acting up when installed, it could also be intermittently acting up when tested at the auto parts store.

Can a car start with no crank or no starter?

Yes, especially if there is a bad connection to the starter, or from the battery. Doesn’t take much juice to click the solenoid, but it takes a lot of juice to turn the starter and turn over the engine.

If the the wire checks out with power then the problem is with the starter. If it does not get power, test the start relay in the junction block to see if it clicks when you turn the ignition switch to start. I would try swapping it with another relay.

Can a new starter cause an ECM to fail?

Installing a new starter can also cause ECM failure. This is because they often bypass the surge protector on the ECM, leading to a power surge when you start the vehicle. The same thing can happen if you get your wires crossed while jumping your car. A failing battery can also cause ECM failure.

How does auto stop start on Chevy Silverado work?

The system then automatically starts the engine back up as soon as it detects that the driver has lifted their foot off the brake pedal. Engine auto stop-start feature has occasionally been criticized by owners of vehicles with the feature.

The system then automatically starts the engine back up as soon as it detects that the driver has lifted their foot off the brake pedal. Engine auto stop-start feature has occasionally been criticized by owners of vehicles with the feature.

Why does my Jeep gauges go crazy with the key off?

JUST NOTICED THAT WITH KEY OFF IF YOU HIT THE WINDSHIELD WIPERS THAT GAUGES WILL MOVE. JEEP DEALERSHIP CAN’T FIGURE IT OUT AND NEITHER CAN MY MECHANIC. MECHANIC THINKS ITS A ELECTRIC PROBLEM? WHAT ABOUT IGNITION? OBVIOUSLY THERE MUST BE SOME JUICE GETTING TO GAUGES WITH KEY OFF. ALSO, JEEP IS IN WON’T START MODE NOW.

Why does my 2002 Jeep Grand Cherokee not start?

SOMETIMES VEHICLE (2002 JEEP GRAND CHEROKEE) WON’T START. YOU GET NOTHING WHEN YOU HIT THE KEY, NO CLICKING, NO NOTHING. YOU MAY GO BACK LATER AND IT WILL START. GAUGES GO CRAZY. WILL COME ON. ODOMETER AND CLOCK WILL FLASH. SOMETIMES SPEEDOMETER WILL GO FROM 60 TO ZERO AND BACK. WILL NOT LOSE POWER THOUGH.

Depending on the year, model and engine of your GM vehicle, your starting system may be less complicated or use only some of the components shown here. For example, earlier anti-theft systems didn’t communicate the same way with the PCM. The bottom line is you MUST get the wiring diagram for your particular vehicle.

What does no start on crank sensor mean?

P0335: No Crank Sensor Signal Detected. P0336: Inconsistent Crank Sensor Signal Detected. The thing to remember about having a failed crank sensor, is that if you have spark or fuel injector pulses, the crank sensor is OK and not the cause of your No Start Condition.

What does GM code 12 no distributor pulses mean?

GM Code 12 No Distributor Pulses. Trouble Code 12 is a special case code that is not logged into the ECM’s Non-Volatile Memory (NVM) when detected. When the ignition is ON and the ECM detects no ignition reference pulses coming from the ignition module, it illuminates the Service Engine Soon lamp.

P0335: No Crank Sensor Signal Detected. P0336: Inconsistent Crank Sensor Signal Detected. The thing to remember about having a failed crank sensor, is that if you have spark or fuel injector pulses, the crank sensor is OK and not the cause of your No Start Condition.

GM Code 12 No Distributor Pulses. Trouble Code 12 is a special case code that is not logged into the ECM’s Non-Volatile Memory (NVM) when detected. When the ignition is ON and the ECM detects no ignition reference pulses coming from the ignition module, it illuminates the Service Engine Soon lamp.

How to test no spark no start test?

No spark from all of the Coil-On-Plug Ignition Coils. No fuel injector pulses from the fuel injector connectors as tested using a Noid Light. P0335: No Crank Sensor Signal Detected. P0336: Inconsistent Crank Sensor Signal Detected.

How to reset PassLock reset system on Chevy?

1. Turn the key to ON and attempt to start the engine and release the key to the ON position. 2. The SECURITY light will illuminate. Wait 10 minutes until it turns off. 3. Turn the key to OFF for 10 seconds. 4. Turn the key to ON and attempt to start the engine.

Is there a way to bypass GM PassLock?

At NEWROCKIES Inc., we’ve designed our PRO Bypass Module with the specific purpose of bypassing faulty GM VATS, Passkey and Passlock security systems IN FULL.

What are the symptoms of a bad ECM power relay?

A bad relay may cause the vehicle to crank, but not start, or sometimes not even crank at all. 3. Battery drain or dead battery. A failed ECM power relay can also cause a battery drain or dead battery. If the relay shorts it can leave power on to the computer, even when the vehicle is turned off.

Why does my GMC have reduced engine power?

GM and GMC vehicles have been plagued by throttle position sensor problems along with the dreaded reduced engine power or limp mode. Here, we show you the cure. T.S.B. https://www.autocodes.com/uploads/gmc… Loading…

What is the crank sensor on a GM 3.1L engine?

This article will help you test the ignition control module (ICM) and 3X crankshaft position sensor on all of the GM 3.1L and 3.4L overhead valve engines (the 3X crank sensor is also known as the 7X Crank Sensor).

How to diagnose no spark GM 3.8L?

For a list of all of the 3.8L articles in this site, check out the index: GM 3.8L Index Of Articles. You can find this tutorial in Spanish here: Cómo Probar El Módulo de Encendido y Sensor del Cigüeñal GM 3.8L (at: autotecnico-online.com ). Here is a little background information to help you diagnose this no spark condition.

How can you tell if ignition control module is good?

Because the clearest indication that the ignition control module and the crankshaft position sensor are good is if there’s spark coming from all of the spark plug wires. So if you haven’t checked, stop now and do a spark test on all of the spark plug wires.

How to know if your engine has no spark?

First Confirm Your Engine Has No Spark. 1 Disable the fuel system by removing the fuel pump fuse or relay. 2 Insert a spark plug tester into the plug boot and ground it on a piece of metal on the engine. 3 Finally, Have someone crank the engine and watch for spark.

The first and most common is when it won’t turn over. This just means that the engine doesn’t move when you turn the key. The second way that your Sierra won’t start is when the engine turns when you engage the starter, but it won’t fire and run on its own.

What kind of engine does a GMC 3500 have?

2004 GMC 3500 6.6L Diesel. Cranks but will not start. Check fuel rail pressure is above desire range. Can get started 2004 GMC 3500 6.6L Diesel. Cranks but will not start. Check… Cold weekend here in Colorado, left my truck sit all weekend and went to go to work Monday morning and it wouldn’t start.

For instructions to check glow plugs visit our glow plug page. Even in warm weather, 6.5L engines need good glow plugs to start well. If in doubt, plug the block heater in for at least 6 hours – this is a partial cover-up for a few bad glow plugs or slightly slow cranking.

False input or lack of input from sensors like the crankshaft position sensor (CKP) or camshaft position sensor (CPS) can prevent the engine from starting. Also, a bad throttle position sensor (TPS) may cut off the spark to the cylinders.

What makes an internal combustion engine not start?

To operate efficiently, an internal combustion gasoline engine needs a good spark, the right amount of fuel, and good compression (a healthy mechanical condition). The lack of any of these three things will prevent your engine from starting.

When does a Chevy Silverado have no power?

If you put it to the floor, it won’t rev beyond 4000 RPM. At ~2500 RPM with only enough throttle to maintain speed (transmission manually shifted to 3rd gear), it will surge and hunt. In OD at 55 mph (engine speed below 2000), it runs smoothly but has no power to run up hill or into a head wind.

Why does my Silverado not Rev at 4000 rpm?

At 1500 RPM, it puts up 20-21 in-hg of vacuum. At 3000 RPM, it puts up ~18.5 in-hg of vacuum. It will not rev above 4000 rpm sitting in park!! If I apply more throttle, the revs will actually drop to 3800, as if a load were being applied by a dyno, and the engine will start to ping.

Why does my 350 Chevy truck not start?

350 chevy truck cranks but won’t start – Maintenance/Repairs – Car Talk Community Truck ran fine with no indication of problem. When outside temp. dropped in teens one morning it wouldn’t start.

What to do if your Chevy truck won’t crank?

Found no spark. Replace HEI distributor and no start. Have replaced spark plugs, had starter and battery tested. All are good. Edelbrock 600cfm carb is 6 months old. Truck was completely restored 20000 miles ago so mechanically it’s a new truck. I have no idea why it won’t crank. Buying Guides Deals Car Reviews Repair Shops Community Cars A-Z

What to do if your GMC Sierra won’t start?

Let sit for awhile, turn key, won’t start, turn key off, turn key again, starts up and runs great. A week later, same issue. I went to work everything great, went to go home, wouldn’t start. Tried to turn key a few times, won’t start, let sit about 15 min., turned key, started up. Stop to get gas 15 min. later, wouldn’t start. Stranded for 2 hours.

Why does my Chevy C / K 1500 not start?

FYI – If the pass lock isn’t working properly, the computer will not keep the fuel pump on when the key is turned to start and released. 72 people found this helpful. Note: If the battery dies or is disconnected, or the computer is disconnected, this procedure may have to be repeated.

What happens when the ignition coil does not work?

NOTE: When the ignition coil or the ICM start to fail, they don’t always cause a cranks but does NOT start condition, since sometimes these components can fail intermittently. In this scenario, your vehicle will start and run most of the time, but every now and then it won’t.

What happens when the ICM fails on a GM car?

Generally, when the ICM or the ignition coil fails, your GM car or truck will Crank but NOT START. Specifically, the ignition coil will not spark.

How to test the GM ignition control module?

You can find this tutorial in Spanish here: Cómo Probar El Módulo de Encendido GM 4.3L, 5.0L, 5.7L (1995-2005) (at: autotecnico-online.com ). Generally, when the ICM or the ignition coil fails, your GM car or truck will Crank but NOT START.

A blown fuse in the starter circuit could be the cause of a no-start problem. Broken or corroded wiring – Damaged or dirty wires to the battery or to the starter solenoid (or wires that are loose) can prevent sufficient power from reaching the starter.

Problems that might cause your car to act like it has a bad starter solenoid can include: Bad battery – If the battery voltage is low it will be unable to provide enough power to start your engine. Blown fuse – Sometimes the simplest explanation is the best one. A blown fuse in the starter circuit could be the cause of a no-start problem.

Why does my Silverado Sierra not start up?

You could have a bad connection to the battery post itself or a bad or weak battery. Have you fully charged the battery on a charger overnight or several hours. Have someone crankcase it while you check the voltage with a meter.

Why does my car click when I Turn on the starter?

However, a broken wire between the ignition lock and the starter will in the most cases not cause a clicking noise. If the cable is broken, nothing will happen when you are turning the ignition lock. The most common problem is a faulty car battery when it comes to cars that click when turning the ignition.

This problem may be attributed to a circuit that has failed, so no matter how many times you turn the key, the vehicle will not start. If the circuit has not yet completely failed, you may hear a clicking noise as you try to turn the key.

Why is my starter relay not working properly?

Intermittent issues starting the vehicle If the starter relay is working properly, it will send power to the starter every time it is engaged. However, it is possible that the starter relay will become damaged due to excessive heat, dirt, and debris or other issues that might cause sporadic operation of the starter.

Why does my 2002 Chevy Silverado not start?

If you’re in a situation where you turn the key in your 2002 Chevy Silverado and the truck won’t start, a number of potential explanations exist for why it may not start. By checking several key components in your Silverado, you can pinpoint the problem yourself and possibly fix it.

What to do when your GMC Truck won’t start?

Try turning your key to the run position a few times (with out starting). Then try to start it. If it starts, sounds like what mine did. I replaced the fuel pump assembly and that fixed the problems. Very common problem.

Why does my GMC Sierra engine not start?

It seems this can also be caused by faulty APP (Accelerator Pedal Position) sensor. First I would check the INJ1 and INJ2 fuses in the under the hood fuse box.

Why does my Chevy truck not start when parked?

Three or four years ago the truck had the Reduced Engine Power warning problem. I was going to fix it “tomorrow”, but didn’t find the time, so I parked the vehicle and started the engine every two weeks and let it idle for about 20 minutes.

Can a bad ignition switch cause a Sierra not to start?

A bad ignition switch can cause your Sierra not to start at all. And, it can keep your Sierra from starting in a couple of different ways. The first is when the starter cranks, but the bad ignition switch doesn’t turn on the fuel pump or ignition. The engine will just turn over with no spark. The second way is when the starter doesn’t turn at all.

How does the ignition work on a GMC Sierra?

Ignition- This position activates your ignition system and the fuel pump. At this point fuel is pressurized at the fuel rails, and the engine is ready to fire the plugs when it turns over. Starter- This position cranks the starter. Your ignition “rests” in the ignition position when your Sierra is running.

A bad ignition switch can cause your Sierra not to start at all. And, it can keep your Sierra from starting in a couple of different ways. The first is when the starter cranks, but the bad ignition switch doesn’t turn on the fuel pump or ignition. The engine will just turn over with no spark. The second way is when the starter doesn’t turn at all.

Ignition- This position activates your ignition system and the fuel pump. At this point fuel is pressurized at the fuel rails, and the engine is ready to fire the plugs when it turns over. Starter- This position cranks the starter. Your ignition “rests” in the ignition position when your Sierra is running.

Ok, I have V6 in my 2000gmc sonoma that will not crank when attempting to start. The dash lights up, under the dash clicks (normal sounds) are there, under the fuse box relays click as well but no sound at all coming from solenoid or starter.

No warnings, like sputtering, or misfiring sounds, just suddenly wasn’t there. From that he was now pretty sure it was the trucks computer, and when I told him that the first time we did a engine diagnostic the fuse that let the computers talk was missing, he became certain that it was the computer.

That truck is known for ignition switch failure, not the key one but the electrical switch at the lower column. 1999 Chevy S-10 PU 4.3 ltr. engine, won’t start when wet, once it dries out and the weather clears it will start. We’ve replaced cap, rotor, plugs, fuel pump and fuel injectors.

The most common causes are in the ignition (for example, a bad ignition coil) or fuel system (for example, a clogged fuel filter). However, the source may also be a mechanical fault (for example, a leaking valve), or faulty components in other systems.

Why does my Dodge Ram engine not crank?

Okay, so if your Dodge Ram engine will not crank, check for one OR MORE of the following possible malfunctions. 1. Weak or dead battery – Charge or replace the battery if necessary. If the battery is good but it keeps going dead then you need to check or test the charging system.

What to do if your Dodge Ram wont turn over?

1. Weak or dead battery – Charge or replace the battery if necessary. If the battery is good but it keeps going dead then you need to check or test the charging system. In which case you should refer to the “Electrical Charging – Diagnosis And Testing” section in the repair manual. 2.

How can I tell if my car battery is not working?

Check the terminals on the battery for corrosion and tightness. A good way to check how tight they are is to try and wiggle them with your hand if you can wiggle them they are not tight enough. Tighten them and start over. Make sure the battery is installed correctly, and there isn’t a build up of corrosion on the terminals.

Why does my car not start at 9 / 10?

This is because 9/10 a no start condition will be because of a bad battery, bad connections, or user error in diagnosing those both. I have started many friends cars that wouldn’t crank, or crank strongly, simply because I saw the battery terminals were loose.

Why does my car battery not work when I start it?

The battery may not be fine. Lights are not high load,so having the lights work is not an indicator of how healthy your battery is Starter motor.

To diagnose it you need to work backwards: 1. Bad battery or low charge, or bad connections at the battery terminals. If the terminals are full of white snowy looking stuff disconnect them and clean them up. If a terminal is loose (you can turn it with your hand) tighten it. Check the battery voltage.

Why does my car not start when parked on a hill?

After a longer than normal crank, and some hesitation, it started up! Since then the car has started up fine every time. And no, it wasn’t because the car was low on fuel again.

What kind of car won’t start uphill?

I never did find anyone who had this problem with a Honda Fit, and also, the problem seemed to be independent of brand (Chevy, Honda, Mercedes, Ford, etc.). The only distinction was that some people had this same problem with their car parked uphill, while others reported the problem when the car was parked downhill.

Where are the GM plants that have stopped production?

GM currently has either stopped production or reduced shifts at six plants in North America because of the chip shortage, including Lansing Grand River Assembly, which will take downtime beginning …

When is put in drive it stalls out?

95 chevy 1500 4×4 5.7L starts and idle in park. When put in drive it stalls out? | GM Truck Club Forum 95 chevy 1500 4×4 5.7L starts and idle in park. When put in drive it stalls out?

How to drain a battery on a GMC Truck?

With key off, unhook your positive battery terminal. Put one multimeter lead on the battery terminal and the other on the positive cable. You’re basically making the multimeter part of the circuit. Set the meter to read amps. Now, since its being drained I assume you’ll see some kind of amperage draw.

What happens if you jump start a car battery?

The biggest danger in jump starting or charging a battery is actually related to the explosive nature of the hydrogen gas that can leak from a lead-acid battery. This is why the final cable you hook up should always be a ground cable, and it should be hooked to ground, rather than the battery.

What should I do if my car battery goes off?

An older battery will only give you a few minutes, while a strong battery might give you 30 minutes. However, there’s no way to know exactly how long you have, so don’t try to drive for more than a few minutes. If your car does stall, coast to the side of the road where you’re safely out of the way of traffic.

Why does my Chevy Tahoe battery keep dying?

Reset again and had the same issues after a few days. Apparently, the PCM is the problem, sometimes after getting a jump start it will cause these very symptoms until you take it to the dealer and have the computer flashed.

When to supplement the battery in a GMC Yukon?

With enough electrical loads “ON”, it is easy to exceed the generator current (amperage) output when the engine is at an idle of 600-700 RPM. This is a normal condition. The battery supplements for short periods of time.

What causes the idle voltage on a GMC Yukon?

Items that affect the vehicle’s electrical system current and voltage at idle are the number of electrical loads being used, including add-on accessories, and extended idle times.

Broken or corroded wiring – Damaged or dirty wires to the battery or to the starter solenoid (or wires that are loose) can prevent sufficient power from reaching the starter. Alternator – The alternator is designed to power all of your car’s electrical systems when the vehicle is running. It also recharges the battery.

What happens when the glow plugs go bad?

If the glow plugs malfunction they will not provide the additional heat that aids in diesel combustion, which may cause the engine to experience misfires. The misfires may cause a loss in power, acceleration, and even fuel efficiency. 2. Hard starting Another symptom of an issue with the vehicle’s glow plugs is hard starting.

Why does the glow plug light on the dash quit lighting?

On the water manifold/ t/stat housing is a temp sender this is for the ECM it could be bad and it is telling the ECM the engine is hot and does not need the glow heat. Easy test unplug it and try starting it, unpluged the ECM thinks it is stone cold and it will glow for a long time.

What do glow plugs do on diesel engines?

Glow plugs are an engine management component that is found on vehicles equipped with diesel engines. Their purpose is to preheat, and help warm up the engine’s cylinders so that diesel combustion can occur more easily. They play an especially important part in warming the vehicle’s cylinders…

On the water manifold/ t/stat housing is a temp sender this is for the ECM it could be bad and it is telling the ECM the engine is hot and does not need the glow heat. Easy test unplug it and try starting it, unpluged the ECM thinks it is stone cold and it will glow for a long time.

What should I do if my glow plug is bad?

If no voltage the relay is bad, Pin A battery voltage, key in run position, all the time ( this is feed by the 20 amp fuse ). Pin B 12 volts from the ECM when glow heat is called for. Pin C direct continutiy to engine ground. pinsD&E are not used. IF there is no voltage at pin B check the ECM fuses or the ECM could be bad.

What should the voltage of the glow plug be?

The single heavy red wire term should be 12v all the time. The double heavy red wire term is to the glow plugs should be hot 12v when you hear the relay click on. If no voltage the relay is bad, Pin A battery voltage, key in run position, all the time ( this is feed by the 20 amp fuse ).

Why does my GMC Sierra suddenly stop running?

Truck suddenly stops running, acting like it’s out of fuel. There is fuel in the gas tank and, I can hear the fuel pump when I turn the ignition on. Is there a fuse, or relay that is maybe causing this to happen?

Can a bad crankshaft sensor cause a cylinder to misfire?

Should you feel or hear a brief stutter in the engine, it may be a sign of misfiring cylinders from a bad crankshaft position sensor. A failing crankshaft position sensor cannot provide the right information about piston positioning in the engine, causing a cylinder to misfire.

Why does my GMC diesel engine not work?

American diesel fuel is thinner than its European counterpart, allowing for air pockets that cause the metal to rub against metal and create shavings. “The pump secretly deposits metal shavings and debris throughout the fuel injection system and the engine until it suddenly and catastrophically fails without warning,” the lawsuit alleges.

Should you feel or hear a brief stutter in the engine, it may be a sign of misfiring cylinders from a bad crankshaft position sensor. A failing crankshaft position sensor cannot provide the right information about piston positioning in the engine, causing a cylinder to misfire.

What kind of car is GMC Jimmy Diamond?

My wife’s 2001 GMC Jimmy Diamond Edition has almost 200,000 miles on it. We’re trying to figure out why it has a starting problem. We know that it is not the battery or charging system. She has full electrical power when she inserts either of the two car keys but when we turn the key we get nothing. No clicking, nothing at all.

What’s the problem with my GMC Sierra truck?

When I turn the key it cranks for about 1/4 second then nothing . None of the gauges or power locks and windows work . The battery is fine . Last night while driving all the gauges quit working and the a/c compressor kicked off , but the truck still ran fine .

Hi! My question is in reference to my 99 Chevy Silverado 1500. It cranks, but won’t start. I checked the obvious (out of gas, etc.) and changed the fuel pump/filter. It still won’t start. Cranks and will 1/2 catch for a second, but then nothing.

Why does my Avalanche keep cranking after I turn the key?

Sometimes it only does it momentarily; sometimes you have to manually bring the key back so it stops cranking. I have gotten several opinions. Some say ignition switch in the steering column; others say starter/solenoid; others say electrical problem such as a relay.

Sometimes it only does it momentarily; sometimes you have to manually bring the key back so it stops cranking. I have gotten several opinions. Some say ignition switch in the steering column; others say starter/solenoid; others say electrical problem such as a relay.

When do you let go of the key to start the engine?

When one goes to start the engine it continues cranking (sometimes) after the engine starts and you let go of the key . Sometimes it only does it momentarily; sometimes you have to manually bring the key back so it stops cranking. I have gotten several opinions.

What to do if your GMC Yukon Denali won’t start?

48 people found this helpful. I have a 2000 Gmc Yukon denali, 5.7 litter, it cranks but won’t start it does have spark in coil, but No spark in #1 sparplug I put new distributor and new coil new sparplugs, new plug wires,checked out fuses there all good]

What causes the radio and windows to stop working?

I hooked a brand new battery up and started the vehicle. Nearly 30 to 45 seconds later radio power locks and windows stop with oil fuel battery and thermostat gauge. I’ve tried everything and can’t figure it out

What are the symptoms of a slow cranking starter?

In a cranking system, you can divide your symptoms into one of three possible troubleshooting categories: Slow Crank: The starter will crank, however, the engine RPM is slow to start the vehicle. Click No-Crank: The solenoid clicks but the starter doesn’t crank.

What makes a Chevy Silverado 1500 stop working?

I have a 2004 chevrolet silverado 1500. I was going down the road and noticed the gauges had quit working except spedometer and tach. Then I noticed windows, door locks and radio quit working. The battery light, abs,and a car with a lock symbol was on.

What happens if the crankshaft sensor is not working?

It might be hard to get your engine started without the fuel it needs or without proper timing. If the crankshaft sensor has failed completely, and isn’t sending a signal to the ECU at all, then the computer won’t send any fuel to the injectors. This will leave you unable to start the car.

What should I do if my car won’t start?

For the engine to work properly and your vehicle to start it requires fuel, a spark, and compression. Bear in mind when diagnosing this particular issue, if you experience any of the following three symptoms it may just be that you will need to replace your car’s fuel pump sooner rather than later.

Why does my car not start when there is no fuel?

Aptly named, the fuel pump pumps fuel into the engine for the vehicle to start. If the fuel pump is melted, corroded, or just weak it may have difficulty bringing the fuel to the vehicle’s engine in a timely manner. And as we have learned throughout this journey, where there is no fuel there is no starting car.

What to do if your Grand Am won’t start?

When your Grand Am turns over but won’t start it maybe your anti-theft security system. When the security light blinks, the car won’t start. You must do a simple reset. The procedure in this video is what worked for us. Use of the free information in this video is at your own risk.

How to fix a car that won’t start when you turn the key?

How to fix car that wont crank when you turn the key, no sound or click. How to jump start a car, check the starter, and wire bypass trick. DIY car repair with Scotty Kilmer, an auto mechanic for the last 50 years. Thanks for watching! 1. Bluetooth Scan Tool: http://amzn.to/2nfvmaD 2. Cheap Scan Tool: https://amzn.to/2D8Tvae 3.

What’s the best way to jump start a car?

How to jump start a car, check the starter, and wire bypass trick. DIY car repair with Scotty Kilmer, an auto mechanic for the last 50 years. Thanks for watching! 1. Bluetooth Scan Tool: http://amzn.to/2nfvmaD 2. Cheap Scan Tool: https://amzn.to/2D8Tvae 3. Professional Socket Set: http://amzn.to/2Bzmccg 4. Wrench Set: http://amzn.to/2kmBaOU 5.

What kind of engine does a GMC pickup have?

This engine was designed as a direct replacement for 1996-2000 Chevy & GMC pickups, SUV’s, and van applications. These vehicles introduced the L31 5.7L small block featuring Vortec cylinder heads that were developed for maximum power and efficiency.

What kind of engine does a GMC Crate have?

Considered the third-generation, these completely redesigned new trucks had a squared-off look. The GM HT383 Crate Engine from Pace is a small package tuned for big torque, and a good hi-po replacement for third-gen C/K trucks.

If the car is not cranking when you are turning the ignition switch to the start position, you may have a low voltage or a starter problem. If your engine is not cranking, make sure that the car battery is charged and that it’s not failed. If the battery is good and the jump start didn’t help the engine to crank.

What should I do if my coal engine won’t start?

There will most likely be a problem with your starter or the electrics to it. A tip is to tap the starter with a hammer at the same time as a friend, or someone else is trying to crank the engine. That may help the coals to jump to the right position in the starter and start it.

Why does my car not start without starting fluid?

This was the crank position sensor. Now the car will not start without starting fluid. When starting fluid is used, the car will start and then run fine. Once you shut it off then try to start it, same thing. The fuel pump turns on when key is in on position. Holding pedal down to try and clear flood does nothing.

What causes a GMC truck to turn over but not start?

If the engine starts up normally after doing that, it means that fuel pressure is bleeding off and the fuel pump needs to prime the lines before it can start. It can bleed off from one of two places. 1. Fuel pressure regulator has an internal leak, and fuel is bleeding off back to the tank though the return line. 2.

Why does my truck not start in the Cold?

If the truck has sat for more than 24 hours in the cold it wont start. It turns over fine, it has fuel pressure, i can smell unburned fuel from the exhaust pipe. I’ll try to start it for a few days with no luck. Then it will fire right up on the first try some three days later with no effort other than turning the key.

Can a bad ignition switch cause a starter relay to fail?

Although it’s unlikely that you’ll ever experience a problem with the starter relay, it is prone to mechanical failure and will need to be replaced by a professional mechanic if it wears out. Most of today’s modern cars and trucks have an electronic ignition switch that is activated by remote key.

Why is a clicking sound coming from the starter relay?

Clicking sound coming from the starter One of the most important – and most forgotten – components of any vehicle’s ignition system is the starter relay. This electrical part is designed to redirect power from the battery to the starter solenoid, which then activates the starter to spin over the engine.

What causes a car starter to not turn over?

However, when powered, it should send a signal to the starter relay once the key is turned or the starter button is pressed. If you press this button or if you turn the key on a manual ignition switch and the vehicle does not turn over, it may be caused by a problem with the starter relay.

Why is the starter on my Silverado not working?

My 2000 Silverado has on occasion when turning key to start, the starter does not engage nor do you hear the solenoid click but the battery is good. I did have to replace the exciter ring that surrounds the ignititon switch which did show up with security warning.

How to diagnose a cranking starter problem?

While cranking problems can be frustrating, identifying and correcting the root cause does not have to be. The first step is to identify the symptoms. In a cranking system, you can divide your symptoms into one of three possible troubleshooting categories: Slow Crank: The starter will crank, however, the engine RPM is slow to start the vehicle.

Why do I get No Click on my car starter?

Yet, voltage drop also is a leading cause of click or no-click complaints because almost every vehicle manufacturer uses the heavy positive post, located on the starter solenoid, as a place to pick up the current used to supply the control circuit.

What causes a no start on a GMC Savana?

1996-1999 GMC Savana Van. All of the information you need to diagnose a misfire or a no-start problem (caused by the ignition coil, the ignition module, or the crankshaft position sensor). Wiring diagrams.

What are symptoms of bad crankshaft position sensor?

Problems with the crankshaft position sensor will often present as problems with engine timing. If you think your sensor has failed, here are some common symptoms of a bad crankshaft sensor that can help you in determining whether or not it has failed. As the engine speeds up, there needs to be adjustments to spark timing and fuel injection.

1996-1999 GMC Savana Van. All of the information you need to diagnose a misfire or a no-start problem (caused by the ignition coil, the ignition module, or the crankshaft position sensor). Wiring diagrams.

What causes Silverado to have intermittent no crank?

I’ll be honest with you, finding the cause of a Silverado intermittent no crank condition is no fun. It’s a complicate these that involves multiple switches and three computers. All the signals have to line up before the Electronic Control Module (ECM) will ground the starter relay.

Where is the starter relay on a Silverado?

Battery voltage also runs through the 175 amp fuse to the starter relay terminal #30 in the underhood fuse box. Terminal #30 is the input power to one relay contact. When the ECM wants to initiate Silverado starter crank operation, it supplies power to the starter relay control coil in the underhood fuse box on terminal #86.

What kind of engine cranks wont start up?

Engine Cranks but Wont Start Up?: I Have a 2005 Chevy Silverado Engine cranks but wont start up? I have a 2005 Chevy Silverado 1500 2 wheel drive 4.3L V6. I recently replaced the fuel pump because the truck would not start.

How to diagnose a Silverado intermittent no crank?

In order to diagnose a Silverdao intermittent no crank condition, you must understand how the starting system works. When you turn the key, the IGN switch acts as a signaling device. It receives a 5-volt reference signal from the body control module (BCM).

Can You charge a no crank no start Chevy?

Id let it charge a few min then hit the unlock and then try it. charged it over night , seems very hot ,like i said checked starter , can jump starter with key on …. cranks really fast no fire no start , can hear fuel pump start up .. i have 2004 6.0 that goes dead over 6 days sitting , but charge it over night runs like a champ

Can a bad ignition switch cause a bad starter?

The first thing to check in these situations is the battery. If the battery is OK, then you have either a bad starter or a bad ignition switch. With a little bit of time and some patience, you can tell which one is the problem. What Else Is Working?

What to do if your push button keyless entry system does not work?

Have your battery tested to determine its condition. If the powertrain control module (PCM) has an internal fault; or there is a problem with the anti-theft system (such as not reading the fob correctly; or the security codes have gotten out of sync); further diagnosis will be necessary to determine the problem.

What was the ignition module for a 1996 GMC c2500?

1996 GMC C1500, C2500, C3500 Pick Up. 1996 GMC K1500, K2500, K3500 Pick Up. All of the information you need to diagnose a misfire or a no-start problem (caused by the ignition coil, the ignition module, or the crankshaft position sensor).

1996 GMC C1500, C2500, C3500 Pick Up. 1996 GMC K1500, K2500, K3500 Pick Up. All of the information you need to diagnose a misfire or a no-start problem (caused by the ignition coil, the ignition module, or the crankshaft position sensor).

Is there a 2007 Sierra that won’t start?

I have a 2007 Sierra that won’t start. When I turn the key on all the lights on the dash come on and the radio works. 2007 Sierra: that wont start..dash come..radio works..start position… I have a 2007 Sierra… I have a 2007 Sierra that won’t start. When I turn the key on all the lights on the dash come on and the radio works.

What happens when you turn the key on a Sierra?

With the key in the run position all the dashlight indicators work, the radio, fan motor, parking lights all work. The power windows, door locks, dome lights, headlights don’t work. I also get a message on the dash that the air bag needs service , the tire pressure system is blank and the fuel mileage is blank. where is it located? No click.

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Ruth Doyle