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How to troubleshoot a Chevy S-10 Blazer ignition system?

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How to troubleshoot a Chevy S-10 Blazer ignition system?

Attach the black (negative) and red (positive) clips on the tester to the battery. Turn the key to the “Run” position and touch the probe end of the tester to the two wires on the coil by inserting the probe into the back of the electrical connector.

Where is the spark plug on a S-10 Blazer?

Remove the plug wire from a spark plug, leaving it attached to the distributor cap (or coil pack on S-10s with distributor-less ignition systems) and turn the ignition key to the “Start” position. A bright spark should cross an inch or more to the engine block.

Why does my Chevy Blazer engine bog down when I hit the gas?

Take it to a good local mechanic (not a dealer) and see if this is one problem. My Blazer bogs down when you hit the gas and has trouble starting. We have replaced the MAF sensor, plugs, rotor, cap, plug wires, and fuel filter. The fuel pressure is at 50psi when idling and 64 wot when driving.

Why does my Chevy Blazer not go over 20 mph?

Won’t go over 20 mph. Starts right up. New plugs and wires. Never really cuts off. Runs hot but not extremely. Mass air flow is usually an intermitant problem. This sounds more like a stopped up catylist converter. take the cat off and run it, see if it gets hot, most likely that will be the problem]

What can the issue be with a 1994 Chevy S10 Blazer?

I have problems with my 1994 Chevy s10 blazer. when I put the key in and turn it will NOT start right up. it will crank but not start. what can the issue be 154 people found this helpful. when it doesn’t start, you need to test fuel injectors for 12 volts and a pulse 31 people found this helpful. What about the ECM module.

Why does my 1996 Chevy S10 not start?

1996 Chevy s10 will not start 83 people found this helpful. 4.3 have spark fuel pressure but not starting 186 people found this helpful. Hello guys. I have problems with my 1994 Chevy s10 blazer. when I put the key in and turn it will NOT start right up. it will crank but not start. what can the issue be 154 people found this helpful.

Attach the black (negative) and red (positive) clips on the tester to the battery. Turn the key to the “Run” position and touch the probe end of the tester to the two wires on the coil by inserting the probe into the back of the electrical connector.

Remove the plug wire from a spark plug, leaving it attached to the distributor cap (or coil pack on S-10s with distributor-less ignition systems) and turn the ignition key to the “Start” position. A bright spark should cross an inch or more to the engine block.

Why does my 2001 S10 have a hard starting problem?

My 2001 S10 has a hard starting problem if the truck sits between 1 to 4 hours. It starts fine if left over night. Has 46,000 miles. Cranks for about ten seconds before it starts. some part of your fuel injector is leaking into the manifold. Have fuel pressure tested, have a feeling it will shoot up to the desired 60 psi then fall back now quickly.

What to do if your blazer has no power?

If no power is present, replace the brown fusible link on the back of the Blazer’s starter. If power is shown on one wire and ground is shown on the other wire, replace the coil. Remove the electrical connector from the coil and back-probe the ground wire.

What can go wrong with a Chevy S10?

The internal combustion engine is so complex that even the slightest problem can potentially disrupt the power delivery in a very serious way. While there are things that can go wrong with any car, every car also has its own “Achilles heel” for that specific engine, and the S10 is no exception.

Where can I find a 1992 Chevy S-10 Blazer?

1992 chevrolet s-10 blazer – south hill, valundy motorssouth hill, va 23970ph: 4347745852web: www. The paint has some slight scratches. Some dings are visible 1992 chevrolet s-10 blazer – south hill, valundy motorssouth hill, va 23970ph: 4347745852web: www. The paint has some slight scratches. Some dings are visible on this vehicle.

What kind of engine does a 1992 Chevy’s 10 have?

Has a 5-spd manual transmission, 4WD, 31 inch tires, bed liner, ball hitch, 239k miles. 1992 Chevy S-10 with the hard to find 4.3 Vortec engine 1992 Chevrolet S-10 Blazer – Rainier, ORVictory Auto SalesRainier, OR 97048Ph: 3609575517Web: www.

What kind of engine does the Chevy S-10 Blazer have?

The 2.8L V6 was dropped as an option on the S-10 Blazer and Jimmy in 1990, though it was offered as an option on the S-10 and S-15/Sonoma pickups through 1993). A 5-speed manual transmission remained standard through 1994, but only with the TBI engine.

When did the Chevy Blazer come out in the US?

GMC S-15 Jimmy 2-door Chevrolet introduced the S-10 Blazer in 1982 along with its rebadged variant, the GMC S-15 Jimmy, and S-10 pickup truck, the latter replacing the Isuzu -based Chevrolet LUV. The Blazer and Jimmy appeared as 1983 models.

What to do if spark doesn’t work on S-10 Blazer?

If the spark is weak or doesn’t happen, replace the coil. Remove the plug wire from a spark plug, leaving it attached to the distributor cap (or coil pack on S-10s with distributor-less ignition systems) and turn the ignition key to the “Start” position. A bright spark should cross an inch or more to the engine block.

Why does my 1994 Chevy S-10 not start?

1994 Chevrolet S-10 4.3 tbi. I never get the signal to turn on the fuel pump or fire the injectors but if i poor gas in the intake once the truck starts it runs fine. Any ideas ? I have replaced the fuel pump relay oil pressure switch and computer.

If no power is present, replace the brown fusible link on the back of the Blazer’s starter. If power is shown on one wire and ground is shown on the other wire, replace the coil. Remove the electrical connector from the coil and back-probe the ground wire.

Why is my Blazer engine cranking but not starting?

Symptoms of a bad rotor can be a “slight miss or a mild rough idle” and if not replaced it will eventually lead to a condition where as the “Engine cranks but won’t start” 1994 blazer, 4.3 liter .

Why does my 94 S10 Blazer not start?

Looking at the contacts in the fuse box for the fuse, the contacts on one side are shiney, while on the other side sort of a dark dull brass look, obvious color difference. So I installed a new fuse. I then tryed to start the car, and it started right up.

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 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 should the fuel pressure be on a 1997 Chevy Blazer?

For a 1997 Chevy S-10 Blazer, the correct fuel pressure is between 55 and 62 PSI with the engine off and the key in the “Run” position.

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 does service engine soon light mean on Chevy S10?

Your Chevy S10’s service engine soon light is there to let you know that some sort of problem has been detected with the vehicle. Any vehicles made in 1996 or newer use OBDII codes, which can easily be retrieved from a good code scanner. A flashing service engine soon light is telling you that something needs immediate attention.

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 causes a service engine soon light to flash?

Low oil can cause some trouble codes to flash related to VVT. You don’t want the engine to lock up. If you find that one of these fluids is super low, fill them up and take it into a shop and have the issue addressed right away.

My 2001 S10 has a hard starting problem if the truck sits between 1 to 4 hours. It starts fine if left over night. Has 46,000 miles. Cranks for about ten seconds before it starts. some part of your fuel injector is leaking into the manifold. Have fuel pressure tested, have a feeling it will shoot up to the desired 60 psi then fall back now quickly.

Why is the AC not working on my Chevy S10?

Learn if it’s a simple fix or time to seek out a trusted technician. Not your vehicle? Why Isn’t My A/C Working? What are common reasons my Chevrolet S10 has air conditioning problems?

Is the Chevy S10 Blazer a brand new car?

Oh yes even on my own personal vehicle I work on which is a 1994 chevy s10 blazer I make sure all parts are brand new OE parts. The old blower is bad of course had to find out this way. Of course new parts and a new 4 way connector including relay and resistor just incase since of course it’s a brand new blower.

Learn if it’s a simple fix or time to seek out a trusted technician. Not your vehicle? Why Isn’t My A/C Working? What are common reasons my Chevrolet S10 has air conditioning problems?

Why does my Chevy S-10 heater fan stop working?

If this system is wired as a simple circuit and has a ground side resistor to provide speed changes, that’s how it reduces the current flow. when using “hi blower” the resistance would be in the melted connector you found. If this system is controlled by a more complex climate control it may be scanned or self tested.

Oh yes even on my own personal vehicle I work on which is a 1994 chevy s10 blazer I make sure all parts are brand new OE parts. The old blower is bad of course had to find out this way. Of course new parts and a new 4 way connector including relay and resistor just incase since of course it’s a brand new blower.

What kind of starter do I need for Chevy S10?

Our powerful starters for Chevy S-10 enhance the overall functionality of your pick-up by giving it a 12-volt boost when you turn your key – meaning there isn’t going to be any more of that obnoxious, turning-over sounds.

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.

If the spark is weak or doesn’t happen, replace the coil. Remove the plug wire from a spark plug, leaving it attached to the distributor cap (or coil pack on S-10s with distributor-less ignition systems) and turn the ignition key to the “Start” position. A bright spark should cross an inch or more to the engine block.

Are there any problems with the Chevy Blazer?

7 Known Chevrolet Blazer Drive Train Problems. The transmission output shaft seal may leak transmission fluid. The front or rear differential may develop an abnormal noise due to worn bearings or another internal fault. A fluid leak may develop from the transmission output shaft seal.

What to do if your Chevy S10 won’t start?

EASY…Popping, Vapor locking…Jump time??… 1995-2008 – YouTube 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.

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.)

The 2.8L V6 was dropped as an option on the S-10 Blazer and Jimmy in 1990, though it was offered as an option on the S-10 and S-15/Sonoma pickups through 1993). A 5-speed manual transmission remained standard through 1994, but only with the TBI engine.

How to check the power of a S10 Blazer?

An expert that got 5 achievements. An expert whose answer got voted for 100 times. Check your coil output, buy a cheep spark tester. Pull of a spark plug wire and plug in the tester (ground the other end), set it to bridge a gap for 30,000 volts.Have someone start it and make sure the spark will jump the gap on the tester.Danger-Very high voltage!

Why does my Chevy Blazer have no power?

If not that code then your problem is most likely the cheap plastic distributor that GM installed for that year. Take off that expensive cap and see if the shaft jiggles. It is better to remove the distributor to inspect it. AutoZone sells a lifetime warranted Distributor for about $90.

What’s the problem with my Chevy S10 4.3?

I have this same problem with my 99 s10 4.3. the code reader says miss fire cylinder #2… so I replaced wires, plugs, distributer cap and rotor. after 2 days this problem got worse. again I read the codes and it read the same code, cylinder #2. good old GM I guess 71 people found this helpful.

Why did my Chevy S-10 misfire in the morning?

My morning misfire was caused by a bad intake manifold gasket (a very common problem with most gm models around 2000 model year. Caused by crappy dexcool coolant ). After sitting overnight a small amount of coolant would get into right rear cylinder. It would miss for a bit and then run fine. Doesn’t have to be leaking a lot either.

Why does my Chevy S10 have a misfiring gasket?

“The dreaded mystery coldstart misfire.” I like many others had the shudder between 1500-1800 rpms until the engine came up to operating temperature. I just found the root of all evil hiding under the EGR valve. Removed EGR to clean and realized there was a blow by in the gasket.

Why is the coil going out on my Chevy S-10?

If the coil is going out, the more you require from it, the more the engine will miss. It would create the code given. That would be my best educated guess from the information you gave. 36 people found this helpful. Just as a possibility I may also suggest trying a MAF cleanner, it should be about $8 a can.

Where is the ignition switch on a Chevy S10?

The S10’s ignition switchis not what your key goes into. That is called the lock cylinder. The ignition switch typically sits directly behind the lock cylinder. It has three main functions. Power the Accessories- This should be what you get when you turn the key to the first position.

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.

The S10’s ignition switchis not what your key goes into. That is called the lock cylinder. The ignition switch typically sits directly behind the lock cylinder. It has three main functions. Power the Accessories- This should be what you get when you turn the key to the first position.

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.

What are the symptoms of a bad ignition switch?

Your Chevy S10‘s ignition switch is one of the most vital items on the entire vehicle. If it fails, the entire vehicle won’t be able to run. We’ve compiled some of the most common symptoms of a bad ignition switch. These include stalling issues, not starting, and no power to the radio or accessories.

What happens when your Chevy S10 heater stops working?

At this point, the blower motor blows air across the it and the newly heated air blows on to the driver and passengers. If the heater has stopped working in your S10, this process has failed in one way or another.

Why does my Chevy Camaro heater not work?

They both should feel warm or hot to the touch with the engine on. If one of the hoses is hot, and the other one is cold, that is a pretty good indication that the heater core is clogged. If the neither hose has any heat, you may have air in the cooling system, low fluid, or low pressure.

Why is MY 1993 Blazer not shifting into 4 wheel drive?

On 1993-1994 s10 Blazers etc, the tccm (transfer case control module) looses ground. This causes it to work some of the time , or not at all. Ground black wires at tccm 10c, 12d,13d (the black wires) also you need a good neutral s/w , as it also completes the ground to engage Low range. tccm extreme R behind dash,

What should the coolant temperature be in a Chevy S-10?

A. Cold Start: Begin from Cold Start, and ignition in OFF position for at least 1 hour. Ensure your Chevy S-10’s fuel tank is between 1/4 and 3/4 full. Engine coolant temperature must be below 122°F and within 11°F of the ambient air temperature.

Can you do a drive cycle on a Chevy S-10?

However, due to different driving habits, the criteria required to run a monitor may not always be met. Following the Chevy S-10 drive cycle below should allow all emission monitors to complete. The drive cycle must be followed accurately. Take extra caution when performing the drive cycle on public roadways.

What is the part number on a 2001 Chevy S10?

2001 Chevrolet S10 Owner’s Manual Litho in U.S.A. Part Number C2108 A First Edition © Copyright General Motors Corporation 2000 All Rights Reserved i ii Table of Contents

1994 Chevrolet S-10 4.3 tbi. I never get the signal to turn on the fuel pump or fire the injectors but if i poor gas in the intake once the truck starts it runs fine. Any ideas ? I have replaced the fuel pump relay oil pressure switch and computer.

How do you remove the rotor from a distributor?

Remove the electrical connector from the base of the distributor. Remove the 2 screws that hold the distributor cap to the housing. Discard the screws. Remove the distributor cap from the housing. Use a grease pencil in order to note the position of the rotor in relation to the distributor housing (1).

EASY…Popping, Vapor locking…Jump time??… 1995-2008 – YouTube 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 my Chevy 4.3 engine still running?

Checking your vehicle’s fluid levels is always a good idea to maintain the overall longevity of the engine. Once you have ruled out all the basics, you can go back to what the Chevy 4.3 engine is known for: bad idle air control valves and throttle control switches.

How does the ignition work on a S-10 Blazer?

Troubleshooting the ignition system in your S-10 Blazer begins with a basic understanding of how the system works. Electrical power is supplied to the primary coil of your ignition coil by the ignition module, generating a magnetic field around the secondary coil in the ignition coil.

What was the misfiring code on my 1999 Chevy S-10?

First we replaced the plugs that were the wrong ones. With the computer conected we monitored the live data and were recordeing most of the misfires in cylinder 6, 4, 2 with an occational misfire on 5. We had no codes recorded in the ECM but the fuel trims were way off.

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Ruth Doyle