Common questions

What should I do if my Chevy Silverado wont start?

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What should I do if my Chevy Silverado wont start?

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.

Why does my Silverado start with a jump?

THANK YOU IN ADVANCE!!!! You need to load test battery to begin with. If it will start with a jump it is most likely the battery. Not sure I follow everything there but first if you jump it off then the solenoid has to be working. You could have a bad connection to the battery post itself or a bad or weak battery.

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.

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.

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.

What’s the battery voltage on a Chevy Silverado?

When I turned the key to start the dome light did not flicker or dim in any way. Also, when the key was on, the battery voltage read about 12. When I turned the key to start, the gauge dropped down to 0 and stayed there until I released the key back to ON. Also, I keep the headlights on automatic with the selector switch.

Is there a problem with my Chevy Silverado?

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. Then, turn it one more time and it starts. Then the next 15 starts, no problem. Sometimes hot engine, sometimes cold. UPDATE: 2-6-14; I sold the truck to my father. He changed the starter.

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.

Hey guys, 05 chevy silverado 4.3 cranks but won’t start. Getting fuel. Fairly new cap rotor, wires and ac Delco plugs. Removed cap to check for anything out of the ordinary. All looks good. Replaced crank sensor. Check spark at plugs, seems ok but not that bright.

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.

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.

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.

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?

How can I tell if my Chevy Silverado is a PCM?

Without a GM tech two scan tool, there is no way to verify it is sending out a crank signal. However, if you verify all wiring is good and there are no open circuits, then we will know it is the pcm. You can check to see if the yellow/black wire is grounded at the starter relay.

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 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.

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.

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.

What causes a car to have a no start condition?

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.)

Can a PassLock system failure cause a no start?

Passlock system failures are a very, very common cause of no start conditions. OK, the list of possible things that can go wrong looks pretty long but it is rare to see (or have) two different components go bad from two separate systems at the same time.

Why does my Chevy Silverado battery drain while driving?

If it is draining while your Silverado is off, it’s usually caused by something that is drawing current that shouldn’t be. If the battery is draining while you’re driving, that is probably going to be the alternator or battery. There are other situations as well.

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.

If it is draining while your Silverado is off, it’s usually caused by something that is drawing current that shouldn’t be. If the battery is draining while you’re driving, that is probably going to be the alternator or battery. There are other situations as well.

Hey guys, 05 chevy silverado 4.3 cranks but won’t start. Getting fuel. Fairly new cap rotor, wires and ac Delco plugs. Removed cap to check for anything out of the ordinary. All looks good. Replaced crank sensor. Check spark at plugs, seems ok but not that bright.

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.

Why does my Chevy engine not start up?

The red wire appears to have been worked on before and someone placed that wire through to check for power easier. Remove it. That is a power supply and inspect the red wire for damage. They may have that wire broken inside and only making contact when you moved the harness.

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.

Are there any Chevys that have automatic stop start?

All told, eight of the 16 2021 model-year Chevrolet models offer automatic stop-start. Compare that to the 2020 model year, wherein just five of the 15 Chevy models on offer came with the system, or one-third. S – Standard in all trim levels and powertrains. N/A – Not applicable. Not available with turbo 2.0L I4 LTG engine.

What are the features of the new Chevy Silverado?

Learn about the next-generation Chevrolet Infotainment 3 Premium System with Navigation and how to make the most of it in your All-New Silverado. Smartphone-like functionality keeps you connected with features that include Bluetooth, 4G LTE Wi-Fi®, voice recognition, Android Auto™, Apple CarPlay® compatibility and available OnStar options.

When does the Chevy Silverado EV go on sale?

When it goes on sale, the Silverado EV will face stiff competition from the Ford F-150 Electric as well as upstart offerings such as the Rivian R1T and the Tesla Cybertruck. What’s New for 2023? The Silverado EV will be new to the Chevrolet lineup and is expected to debut as a 2023 model and go on sale in early 2024.

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.

When does the new Chevy Silverado come out?

2022 Chevy Silverado Production Dates Model SORP Silverado 1500 Regular Cab September 20, 2021 Silverado 1500 Double Cab September 27, 2021 Silverado 1500 Crew Cab September 20, 2021 Silverado HD July 12, 2021

Can a Chevy Bolt EV have automatic stop start?

However, given the Bolt EV is equipped with a fully electric powertrain, it cannot offer automatic stop-start. For those who may be unaware, automatic stop-start is a feature that will automatically turn off the engine when the car comes to a stop, such as at a stoplight, while parked, or while sitting in heavy traffic.

Why does my Silverado truck Smoke at startup?

So last year I noticed my truck would occasionally smoke at startup. First thing I did was disabled AFM. This worked for a while but the problem came back. It did not happen to often so I just ignored it. Now, for the past week or so, it is happening everytime the truck sits for an extended period of time.

Why does my Chevy Silverado not have a spark?

Your ignition system contains many components, such as spark plugs, ignition coils, and fuel injectors, all of which work in tandem to initially start your engine. If your Silverado’s engine is not sparking when you engage the ignition, you may be having issues with the spark plugs or ignition coils.

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.

How many spark plugs are in a Chevy Silverado?

Remove the spark plugs with a spark plug wrench and visually inspect the tips of each plug. If they are dirty or fouled up with an excessive carbon build-up, replace each one. Depending on which engine you have in your Silverado, you will have either six or eight spark plugs.

How can I tell if my Chevy Silverado is running?

Check to make sure your Silverado is getting fuel to the engine, which will require a two-part test. First, attach a fuel pressure gauge in the fuel line before the fuel filter. Crank the engine while someone else takes a reading, which should be 50 to 60 PSI.

What’s the problem with my Chevy Silverado 1500?

When it decides to act right, all is will. Anyone else found a solution? Chevy silverado 1500 2004. The same problem, random intermittent starting. I had had this problem before about 5 times and each time I disconnected and reconnected the negative battery cable it started fine. This time that didn’t work.

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.

Why does my Chevy 1500 turn over twice?

Okay, it’s not the ‘passlock sensor’. I reset it by leaving it in the on position for slightly over 10 minutes, turning it off for 5 seconds, and repeating 3 times. It still turns over, and dies. It did start the second time for about 1-2 seconds instead of just one turn; maybe two rotations. This has me thinking it is the fuel pump.

What kind of truck is a 1998 Chevy Cheyenne?

My truck is a 1998 Chevy Cheyenne 1500, 5.0L V8, 137k miles, last tune up at 110k miles. Use valvoline oil explicitly, and change every 4k miles. I got into my truck this morning, it turned over, and then died. The gauges all activated and displayed adequate oil pressure, battery power, etc.

What to do if your truck won’t start?

Ok very weird. I pulled the spark plug wire off the 6th cylinder, plugged in an old spark plug for testing, and had my wife crank it over. It sparked, but also the truck started normally. I turned it off, reconnected the wire to the newly installed spark plug, and cranked it back up – no problem.

Why does my 1998 Chevy Silverado not start?

Battery is good. It has good compression, fuel, and fire to the engine. Checked all these last night. still wouldn’t start. Starter is good and fuel pump does engage. Did a tune up on it last year. New spark plugs, wires, distributor cap, rotor button. Changed the fuel filter last week. I am completely stumped on what to try next.

What kind of engine does a 1998 Chevy Silverado have?

I have a 98 Chevy k1500 with the 5.7 350 vortec. I have tried everything to get the truck to start. Battery is good. It has good compression, fuel, and fire to the engine. Checked all these last night. still wouldn’t start. Starter is good and fuel pump does engage. Did a tune up on it last year. New

What to do if your Chevy 1500 won’t start?

The passlock sensor voltage reading has changed & you can relearn it to the PCM & you can start the truck again. To relearn, turn the ignition key to the on position for 3 10 minute cycles, turning the key to the off position for 5 seconds after each 10 minute learn.

What makes a Chevy 1500 turn over and stall?

What happens is the passlock sensor creates a certain voltage reading under 5 volts & the PCM has to learn that voltage or it will start & stall until it does. The passlock sensor voltage reading has changed & you can relearn it to the PCM & you can start the truck again.

Chevy Mechanic: Shane, ASE Certified Technician replied 11 years ago you may try to relearn the pass-key system by the following procedure: 30 Minute Re-Learn Procedure Turn ON the ignition, with the engine OFF. Attempt to start the engine, then release the key to ON (vehicle will not start).

What makes a 2000 Chevy 4.3 truck not start?

7,686 satisfied customers 2000 Chevy 4.3 truck start won’t start runs little rough 2000 Chevy 4.3 truck start won’t start runs little rough fuel pump new think it’s fuel pressure regulater …  read more Roy Belding 7,686 satisfied customers

When does the telltale turn off on a Chevy Silverado?

Observe the SECURITY telltale, after approximately 10 minutes the telltale will turn OFF. Turn OFF the ignition, and wait 5 seconds.

What happens when you have an electrical problem in your car?

When your car has an electrical problem you will notice any of the following: The car’s power slowly dies while you’re driving. The car’s lights begin to dim. You have trouble starting the car. The car won’t start at all.

Why does my GMC Silverado shut off before it starts?

Usually if it is bad the truck stays on but won’t start after it gets warmed up so that is probably out of the question. GM’s Passlock/VATS anti-theft system does not let it run for 5-10 seconds; it starts and immediately stalls. It works the same on new and old GMs alike. Sounds like a failing fuel pump to me, even without the stumbling.

What does intermittent starting on Chevy Colorado mean?

It typically happens when you start normally, go for a 3 to 10 mile journey, shut it off, then try to restart after 10-15 minutes. If I go farther, then all is well. If I try to start it when the condition is happening, the thing just spins over without ever a sputter.

Why does my Chevy Colorado truck not start?

My 04 Chevy Colorado truck intermittently won’t start. It’s done this several times a year since I bought it new. It tends to happen in clusters; a couple of times in a row over a week, then no problems for a year. I’ve noticed now that it has always happened in cool weather, but I don’t know if that’s important.

When your car has an electrical problem you will notice any of the following: The car’s power slowly dies while you’re driving. The car’s lights begin to dim. You have trouble starting the car. The car won’t start at all.

What kind of GM Truck won’t start?

From buying research to owner support, join 1.5 MILLION GM Truck Enthusiasts every month who use GM-Trucks.com as a daily part of their ownership experience. Won’t start ? Location:Michigan. Drives:2019 Silverado RST Crew Cab. I have the same issue, started yesterday on my 2020 Denali 1500 with the 6.2.

Why does my Chevy Silverado not crank up?

The starter did not have any voltage at the solenoid when the key was on start. I jumped it to the pos cable and it cranked. I did not test the relay, I swapped it out with another one in the fuse box and got the same result.

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 to do if your Chevy Silverado won’t start?

Change hole top of the motornew head gasket new intake preface vale seats new valve seals valve covergaskets new battery new belt plugs wires now it won’t start or even turn over what’s is my problem Truck won’t start and the alternator puts outs 14 volts . Turn keys nothing. It starts sometimes but not always . It start right away with a boost

From buying research to owner support, join 1.5 MILLION GM Truck Enthusiasts every month who use GM-Trucks.com as a daily part of their ownership experience. Won’t start ? Location:Michigan. Drives:2019 Silverado RST Crew Cab. I have the same issue, started yesterday on my 2020 Denali 1500 with the 6.2.

THANK YOU IN ADVANCE!!!! You need to load test battery to begin with. If it will start with a jump it is most likely the battery. Not sure I follow everything there but first if you jump it off then the solenoid has to be working. You could have a bad connection to the battery post itself or a bad or weak battery.

What to do if your truck wont start?

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. If it willl probably drop out. Thanks y’all! oreillys ran a load test today….and turns out it’s not putting out many amps. (Previous battery test was while battery was still on the truck).

Why does my 96 Chevy Express van not start?

Also had a similar issue spin and no start with a 96 Chevy Express Van with the 5.7L. This vehicles issue turned out to be a shorted pink wire in the wiring harness that runs up the passenger side of the block. The vehicle had died while driving several times and wouldn’t start. Then, finally after blowing a couple fuses, would start at all.

Why does my car not start when I try to start it?

But if the battery doesn’t have enough juice to start the engine or repeatedly needs a jump start, the problem may originate elsewhere, and jumper cables or even a new battery won’t solve the problem. Here are eight possible reasons your car won’t start.

Why does my truck not start after sitting for a long time?

This can happen when the check valve in the fuel pump assembly leaks pressure back into the fuel tank. The longer the truck sits the harder it is to start. Try this, turn the key on for 2 seconds then off, do this two more times then try and start it.

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.

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.

Also had a similar issue spin and no start with a 96 Chevy Express Van with the 5.7L. This vehicles issue turned out to be a shorted pink wire in the wiring harness that runs up the passenger side of the block. The vehicle had died while driving several times and wouldn’t start. Then, finally after blowing a couple fuses, would start at all.

Chevrolet recommends waiting 15 seconds in between each attempt at starting the vehicle and not cranking it for more than 15 seconds per attempt, to prevent draining the battery or burning up the starter. Check that your Silverado is in either Park or Neutral if it has an automatic transmission, as it will not start if it is in gear.

Check to make sure your Silverado is getting fuel to the engine, which will require a two-part test. First, attach a fuel pressure gauge in the fuel line before the fuel filter. Crank the engine while someone else takes a reading, which should be 50 to 60 PSI.

How often do you change spark plugs on Chevy Silverado?

Depending on which engine you have in your Silverado, you will have either six or eight spark plugs. Chevrolet recommends changing the spark plugs on your Silverado every 60,000 miles. Check to make sure your Silverado is getting fuel to the engine, which will require a two-part test.

How often should you change the fuel filter on a Chevy Silverado?

If the reading is within range, perform the same test in the fuel line in front of the fuel filter, which is along the frame rail on the driver’s side. If the pressure is lower than the desired 50 to 60 PSI, replace the fuel filter. Chevrolet recommends changing the fuel filter every 60,000 miles.

Where was the Chevy Silverado 1500 engine shut off?

While driving approximately 50 mph, the check engine indicator illuminated and the engine shut down a few minutes later. The vehicle was towed to dave white Chevrolet (419-885-4444, located at 5880 monroe st, sylvania, OH 43560) where the technician diagnosed and replaced the fuel pump control module.

Why does my Chevy Silverado shut off while driving?

Dealership thinks this could be due to corrosion in the power distribution box and recommended replacement. My 2014 Chevrolet silverado is at a gm dealership for the 4th time due to complete electrical and engine shutdown while driving.

What should I do if my 2000 Chevy Silverado dies?

2000 chevy silverado starts then dies repeatedly has a new fuel pump fuel pressure regulater and mass air senser 2000 chevy silverado starts then dies repeatedly has a new fuel pump fuel pressure regulater and mass air senser – Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website.

Why does my Chevy Silverado not start up?

Few things are as annoying as turning the key in your truck and finding it will not start. There are many problems that can result in a Chevy Silverado’s failure to start, making diagnosing the trouble even more frustrating.

When did the Chevy Silverado 1500 come out?

1st owner purchased on 10/12/99 and owned in WA until 10/26/04 • 2nd owner purchased on 12/08/04 and owned in WA until 07/23/20 • 3rd owner purchased on 07/23/20 and owned in WA until 05/01/21. 1st owner drove an estimated 16,800 miles/year • 2nd owner drove an estimated 9,851 miles/year • 3rd owner drove an estimated 0 miles/year.

How many miles does a 2000 Chevy Silverado get?

Mileage: 190,292 miles Body Type: Pickup Color: Black Engine: 8 Cyl 5.3 L Description: Used 2000 Chevrolet Silverado 1500 LS with 4WD, Trailer Wiring, Tinted Windows, Tow Hooks, Independent Suspension, Rear Bench Seat, and Front Stabilizer Bar 2000 Chevrolet Silverado 1500 LT 16 Photos

How many miles does a Chevy Silverado 1500 drive?

1st owner purchased on 07/18/00 and owned in CA until 08/19/13 • 2nd owner purchased on 08/19/13 and owned in CA until 07/24/15 • 3rd owner purchased on 07/24/15 and owned in CA until 09/20/20. 1st owner drove an estimated 6,353 miles/year • 2nd owner drove an estimated 0 miles/year • 3rd owner drove an estimated 17,601 miles/year.

What causes a Chevy Silverado to turn over slowly?

A weak battery will produce a weak spark at the plugs, and will turn the engine over slowly. A worn distributor cap, old or broken plug wires or a worn distributor rotor can result in a weak spark at the sparkplugs, causing the engine to turn over excessively before catching.

Why does my Chevy Silverado have no spark?

Common causes for no spark are a weak battery, indicated by a slow-turning starter, a faulty ignition coil or a wet ignition system. Less common problems are faulty sparkplugs, broken or disconnected coil wires or broken wires in the ignition system.

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 Silverado Vortec 4300 not start?

Spark should be blue. Do more testing. Do not throw parts at it. Your crank sensor is fine. You would have no spark at all if there was a problem with it. Cam sensor is for injector timing and WILL not cause a no start issue. You may have got the distributor in the wrong spot when you re installed it.

The red wire appears to have been worked on before and someone placed that wire through to check for power easier. Remove it. That is a power supply and inspect the red wire for damage. They may have that wire broken inside and only making contact when you moved the harness.

What to do when your car won’t start after ignition switch change?

The vehicle is now ready to relearn the Passlock Sensor Data Code and/or passwords on the next ignition switch transition from OFF to CRANK. 6.Start the engine. The vehicle has now learned the Passlock Sensor Data Code and/or password. Is this what you did?

What to do when your truck won’t start?

I’ve had to do this before on mine. 1.Turn ON the ignition, with the engine OFF. 2.Attempt to start the engine, then release the key to ON, vehicle will not start. 3.Observe the SECURITY telltale. After approximately 10 minutes , the telltale will turn OFF. 4.Turn OFF the ignition, and wait 5 seconds .

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.

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. Then, turn it one more time and it starts. Then the next 15 starts, no problem. Sometimes hot engine, sometimes cold. UPDATE: 2-6-14; I sold the truck to my father. He changed the starter.

Why are the dash lights not working on my Chevy Silverado?

When the AAA mechanic checked the battery it was fine. But the dash lights would not come no when the key was turned. Then they did but there was no effert to start. The engine might click but nothing else. The dome lights were bright and working. It was putting out a full voltage the mechanic said. But again the dash lights would not come on.

What causes a Chevy Silverado to not start?

There are really two main ways that a vehicle will not 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 Silverado won’t start is when the engine turns when you engage the starter, but it won’t fire and run on its own.

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

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.

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 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 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.

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.

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.

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Ruth Doyle