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.

What does the oil pressure sensor on a Chevy 4.3L do?

The oil pressure sensor on a Chevrolet 4.3L V6 engine is part of a network of sensors that provides the powertrain control module (PCM) with information about the engine. This sensor measures the pressure of the engine oil and relays this data to the PCM. When the PCM detects low oil pressure it illuminates the oil …

What kind of gas mileage does a Chevy S10 get?

Gas mileage for the 4.3L engine varied slightly through the years. Generally, an S10 with a 4.3 engine managed in the mid- to high teens in city driving and the low- to mid-20s on the highway. Remove any and all extra weight from the truck.

What happens when fuel pressure drops to 42 ml?

Notice how the volume of fuel delivered drops to 42 ml. That’s a 23% reduction in volume due to just a 6-psi drop in fuel pressure. This can create a no-start or extended cranking times on a cold engine. Photo: Jim Linder Photos: Jim Linder

Why does my GM Vortec engine not start?

This is partially due to PCV flow, but can also be an indication of a leaking fuel pressure regulator (arrow). Photos: Jeff Masterman CPI system at 54 to 64. However, many techs have encountered hard-start or no-start complaints with pressure readings as high as 56 to 57 psi on a cold engine.

What’s the fuel pressure on a GM Vortec?

CPI system at 54 to 64. However, many techs have encountered hard-start or no-start complaints with pressure readings as high as 56 to 57 psi on a cold engine. This problem is amplified by the fact that many fuel pressure gauges have seen a rough life and can be off by as much as 2 to 5 psi.

Why does my GM Vortec run leaner at idle?

An improper spray pattern can cause one cylinder to run leaner than the rest, which could result in a rough idle and high HC dur- ing an idle emissions test. Per- forming a cylinder balance test can help you isolate the problem cylinder. Once the cylinder is identified, add propane at the throttle body until the rpm peaks. Then repeat the test.

Are there any problems with the Chevy 4.3 Vortec engine?

The 4.3 Vortec engines made from 1996-2002 (L35 and LF6) have been reported to have engine knock problems. In a properly functioning engine, fuel burns in even pockets instead of all at once. The pockets burn in even timing, in sync with engine cycles. Engine knock occurs when the fuel burns unevenly and out of sync with the engine cycles.

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 are the symptoms of a failing Vortec distributor?

Symptoms of Failing Vortec Distributor 1 Engine misfires 2 P0300 to P0306 engine codes (for misfire) 3 Engine is slow to start, or not starting 4 Poor idling, acceleration, etc. (usually caused by misfires)

Why is my Chevy Vortec 4300 V6 leaking fuel?

In the L35 and LF6 engines, the spider injectors are known to leak at the pressure regulator and at the supply and return lines due to a design fault. Outside of leaking fuel onto the exterior of the engine itself, it can cause excess fuel to get sucked into the engine.

Why does my Chevy S-10 idle so bad?

Computer does show that it is in OPEN LOOP MODE and O2 Sensor shows RICH and while working the throttle and watching the code meter, the reading will move from RICH to LEAN and back to RICH again. While all of this has helped the engine somewhat, it still barely idles and it still lops really bad.

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.

What’s the fuel pressure on a Chevy’s 10?

I checked the fuel pressure and it is reading 11psi down to about 7psi. The pressure moves down and back up slowly as you race the engine and basically is pretty stable most of the time around 9-10psi.

What is the idle speed of a 95 Chevy S-10?

I ran compression tests and all cylinders except #5 read around 105 – 110. Number 5 reads 95 +- 5. All plugs are new with only about 5 mins on them. When I pulled them to do the compression test they all are lightly coated with black soot. RICH, RICH, RICH.

Why does my son’s 95 Chevy S-10 quit running?

My son’s has a 95 S-10. Was running great, until one day a couple of months ago, it started running really rough at a red light ( as he tells me ) and he had to work the throttle to keep it running and then about a block or two later it quit and hardly would start. When it does, it will not stay running well even with throttle work.

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.

What should the idle speed be on a GM TBI?

Insert a T-30 size Torx driver into the Idle adjustment screw that is located behind the plug removed earlier. Turn the screw to adjust the idle speed to 650 RPM +/- 50 RPM. Turn off the engine and disconnect the negative battery terminal from the battery using a wrench.

Why does my 93 K5 Blazer not start?

My 93 k5 blazer 5.7 will start and run fine when the engine is cold. After it warms up it dies. Try to start it again and it sounds like it tries to start then the starter will bog and sometimes it turns over fine but just won’t start until it cools down. I found broken ground wire. Turn over but won’t start…

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

Unplug wire from coil to disturber and crank engine see spark at coil what is wrong please help When you try to start running the engine or press start, the vehicle won’t turn on. The engine simply turns but it does not work as it should. Check the ignition module, located in the distrbutor and check as well the sparking.

Why does my S10 Blazer have no spark?

I found that I had “no spark” and that I had 60 psi of fuel pressure present and holding. So that isolated my problem down to the electrical ignition system. My Distributor was replace about a 2 years ago. The Distributor Cap, Rotor, Spark Plug Wires, and Spark Plugs were replaced about 3 months ago.

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 .

How can I tell if my blazer has a spark or not?

I pulled the fuse, it looked like it was the factory original. 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.

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.

What happens if you have low oil pressure on a Chevy S10?

One of the most serious issues that can happen to your Chevy S10’s engine is if it ends up with low oil pressure. Low oil pressure will cause the engine to One of the most serious issues that can happen to your Chevy S10’s engine is if it ends up with low oil pressure. Low oil pressure will cause the engine to seize up.

What are the symptoms of a Chevy Vortec engine problem?

Symptoms of Failing Idle Control Valve and Throttle Position Sensor 1 Rough idling 2 Engine stalling 3 Hesitation during acceleration 4 Hard shifting and lack of power 5 Lack of accelerator responsiveness 6 P0122 engine code (TPS sensor)

What kind of car is a 1998 Chevy S-10?

Description: Used 2001 Chevrolet S-10 LS with Rear Bench Seats, 6ft Bed, Extended Cab, 2500lb Towing Capacity. Recent Arrival! Red Tag!

Where can I buy a 1995 Chevy S-10?

Description: Used 2000 Chevrolet S-10 LS with Extended Cab. All vehicles get a 5 day money back guarantee and free carfax. Please call or text Gilly at 507-261-9665. Please call or text Sam at 507-250-0524. Runs and drives great, Description: Used 2000 Chevrolet S-10 LS with Extended Cab.

What kind of car is a 2001 Chevy S-10?

Description: Used 2001 Chevrolet S-10 LS with Rear Bench Seats, 6ft Bed, Extended Cab, 2500lb Towing Capacity. Clean CARFAX. RWD Vortec 2.2L I4 SFI Flex Fuel AutoCheck Vehicle History Summary Unavailable. Description: Used 2001 Chevrolet S-10 LS with Rear Bench Seats, 6ft Bed, Extended Cab, 2500lb Towing Capacity.

What does it mean when your S10 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 S10 won’t start is when the engine turns when you engage the starter, but it won’t fire and run on its own.

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

If there is no spark, check the ignition coil and the ignition module and distributor for spark. If he has spark and fuel, then this might be a compression or timing chain issue. Sometimes the engine will spin over faster and sound funny when the timing chain breaks or there is internal engine damage.

Is there a problem with my Chevy S10 pickup?

>10v at A, <10v at D (This is the problem) The ICM is new also. I have also replaced the Coil Wire, Cap & Rotor. The Crankshaft Postion Sensor tests fine. (Alternating 5v pulses) There is also >10v going to the coil at its terminal A. The grounds are good at the coil and ICM.

What was cause of 1998 Chevy S10 no spark?

9 people found this helpful. Again my 1998 Chevy S10 No fire was caused by what is called an ignition igniter which sit on the side of my coil bracket next to the coil. I hope this will help someone with the same problem.

What kind of engine does a 93 S10 have?

I have a 93 S10 4.3 Automatic 2wd, I was driving and it just died, before that the engine idled high then low then smoothed out. Could not hear fuel pump kicking on and had it towed home. Next day put a fuel pump in it and a fuel pump relay, cranked it up before I put bed back on it ran and idled fine.

Why does my Chevy S10 Pickup not start?

It still will not start. The first time I tested ICM terminal D, it gave a reading of >10v. Since the replacement of the PCM, it shows <1v at terminal D. This is still a No Spark condition. Last summer I replaced the fuel pump & filter, the spider fuel injection assembly, and the heads.

How to troubleshoot the fuel systems of 1997 S-10 Chevy?

Locate the fuel pressure test port on the fuel rail that supplies fuel to the injectors. Remove the black plastic dust cap from the test port. Screw the fuel pressure tester onto the test port. Cycle the ignition key from the “Off” position to the “Run” position then back to the “Off” position three times.

What’s the no spark condition on my Chevy S10?

The first time I tested ICM terminal D, it gave a reading of >10v. Since the replacement of the PCM, it shows <1v at terminal D. This is still a No Spark condition. Last summer I replaced the fuel pump & filter, the spider fuel injection assembly, and the heads.

What are common reasons my Chevrolet S10 has air conditioning problems?

What are common reasons my Chevrolet S10 has air conditioning problems? While there are a variety of reasons your Chevrolet S10 air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.

Is there a problem with the Chevy Vortec engine?

3L [&Vortec&] engine, the LU3, which was manufactured from 2003-2014 has been known to [&consume&] excessive amounts of [&oil&]. Owners [&have&] reported the car requiring [&two&] quarts or more of [&oil&] in between normal [&oil&] changes. The excessive [&oil&] [&consumption&] is likely to be caused by the Active Fuel Management system.

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 causes a Chevy Vortec distributor to not turn?

The cap is prone to warping from the heat, which results in the cap rubbing against the distributor rotor button. This causes the rotor bushing to wear out and the distributor begins to no longer be able to turn. The simplest option here to fix this problem is upgrading to a distributor that has an aluminum housing on it.

What makes an engine not start or run?

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. The fuel pump is running and delivering normal pressure to the engine

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.

Why does my truck not start without starting fluid?

It turned out that i broke a small tab off of the distributor when i was replacing the cap…. that sucked, got a new distributor and was extra careful and it runs great now Well I Guess Ill Replace The Fuel Pump Beacuse I Have A Brand New Fuel Injector And Fuel Filter On It

Why does my Chevy S10 engine not start?

The second way that your S10 won’t start is when the engine turns when you engage the starter, but it won’t fire and run on its own. When the engine isn’t turning over at all, that’s a bit easier to diagnose than when it is cranking but not firing.

What does it mean when your car won’t 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 S10 won’t start is when the engine turns when you engage the starter, but it won’t fire and run on its own.

What happens when there is no spark in the engine?

When there is no spark, the engine will not start. You’ll probably have a misfire related code such as P0300, P0301, etc….. Ignition issues can be caused by many things, including bad spark plugs, bad coil packs, bad plug wires, computer issues, and more.

Can a bad fuel pump start a truck?

Yes and have nothing. Well getting to start by adding fuel to the throttle body is not going to turn on some special switch that will send a signal to the pump and injectors. I’m sure you probably just have a bad fuel pump that doesn’t have enough pressure or volume to start the truck, but at running speed can keep up.

Is there a way to turn on the fuel pump?

There’s no way you have no signal, but then starting the truck by adding fuel will then turn on the injectors and pump. That’s just crazy. Good luck with that one. Once the truck starts and is running you can remove the jumper to the fuel pump and it will continue to run.

When to replace the fuel pump on a Chevy Blazer?

If you notice your Blazer’s fuel economy suddenly changing, or if it jolts when you accelerate, then you might need to replace your Chevrolet Blazer fuel pump with a durable upgrade from AutoZone.

Is the fuel pump on my 93 S10 working?

Yes got a 93 S10 I was driving down the street it stopped working I put a new fuel pump in it and you feel filter and still no start is there anybody out there that can help me 13 people found this helpful.

Why is my fuel pump not working on my S10?

If you are unsure, check out this article on troubleshooting catalytic converters. If you get P0420 or P0430 trouble codes with a scanner, it very well may be the catalytic converter causing these symptoms. One of the best indicators of a clogged fuel pump is going to be that the your S10 is difficult to start.

When to know if your fuel pump is bad?

If your car isn’t starting at all, and you hear the fuel pump prime that is usually a good indication that the pump is working to some capacity. Testing your S10’s fuel pressure on each side of the pump would be the best way to diagnose this problem.

What causes a car engine to not start?

A plugged-up fuel filter will cause an engine not not start. Get a fuel pressure tester and hook it up to the fuel rail. There should be a shrader valve on the fuel rail that you can hook the tester up to. Turn on the key. With the engine off and key on, there should be 45 to 60 PSI on the gauge.

Why does my fuel pump not turn on?

Well getting to start by adding fuel to the throttle body is not going to turn on some special switch that will send a signal to the pump and injectors. I’m sure you probably just have a bad fuel pump that doesn’t have enough pressure or volume to start the truck, but at running speed can keep up.

What is the fuel system on a 1997 Chevy Blazer?

The fuel system in your 1997 Chevy S-10 Blazer consists of an in-tank fuel pump, fuel injectors and an on-board computer. By isolating each component and testing separately from the other parts, the cause of failures can easily be found.

What to do if your fuel pump wont start?

For future reference, I had this same problem when replacing the fuel pump on my 2002 s10 4.3L. Searched forever for an answer. It turns out that in order to remove the bed of the truck, you must disconnect the ground for the fuel pump, which attaches in the rear on the drivers side.

Why is the fuel pump and relay not working?

The ignition circuit, which includes the ignition switch, controls power to many components, including the fuel pump and relay. If there is an issue with the switch or the circuit, perhaps a wiring problem, then power to the fuel system may be cut off.

What’s the diagnostic code for a s 10 engine?

F for at least 4 seconds after the engine had been running for 2 seconds. 16 – System voltage high – Charging system voltage was either below 9 volts or above 17 volts for 10 seconds.

When does a S-10 engine signal is too high?

33 – MAP sensor signal voltage was too high (low vacuum) for 5 seconds when throttle opening was under 2%. 34 – MAP sensor signal voltage low – MAP sensor signal voltage was too low (high vacuum) when engine speed was over 1200 RPM, or the throttle angle was above 21% when engine speed was over 1200 RPM.

What happens when an O2 sensor goes bad on a Chevy S10?

Oxygen sensors play a vital role in both engine management and emissions control. When an O2 (oxygen) sensor go bad, it’ll cause your Chevy S10‘s engine to run less efficiently. Your S10 can exhibit symptoms when the Oxygen sensor has gone bad. Or, it may exhibit none at all.

F for at least 4 seconds after the engine had been running for 2 seconds. 16 – System voltage high – Charging system voltage was either below 9 volts or above 17 volts for 10 seconds.

How much does a Chevy S-10 throttle body cost?

Rebuilt presre. reg on throt. bdy & replaced plugs,wrs.cap,rotor,ect. then it started poppin’ & pingin’. cometo find out coil was bad too. But I bought the truck for $400.00 & put about $65.00 into it, with oil change,& $25.00 worth of gas.Runs & drives like a champ now. Thanx again for your input. 10 people found this helpful.

Where are the fuses on a Chevrolet S10?

First off, check your fuse box fuses inside the vehicle, its usually near the steering column. My 01 s10 is needs the door open for this since its on the side. Headlights and fuel pumps typically also have a relay switch under the hood that shouldn’t ever really “blow” for lack of a better word.

What does throttle body dumping lots of fuel mean?

– CarGurus throttle body dumping lots of fuel. 89 4.3 ltr. model 220 TBI dumping waaayyy to much fuel & flooding engine. Could that be the pressure regulator on top. i have a 91 2.8 tbi that was doing that.

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.

What are the symptoms of a bad ignition module?

The following are usually the most common symptoms of a bad spark plug wires, or a bad distributor cap and rotor on this type of GM distributor mounted ignition control module: The car (or truck, or mini-van, or van) starts and runs, but with a misfire. The check engine light is on. Lack of power.

What happens when the fuel pump goes out on a Chevy S10?

There are physical signs that you can feel when your S10’s fuel pump is going out. Before taking anything apart, check to see if your engine’s computer has any trouble codes saved in it. The engine may throw a P0087 trouble code. This trouble code detects that the fuel rail/system pressure is too low.

Can a 2.8 liter Chevy S10 not start?

When the ignition control module fails, your 2.8 liter Chevy S10 (GMC S15) will crank but not start. Testing the GM 7 pin ignition control module is easier than you think and you don’t even have to remove it (from the vehicle) to test it.

Where can I find the Chevy S10 ignition system diagram?

You can find the ignition system circuit diagram here: 1991-1993 2.8L Chevy S10 Ignition System Circuit Diagram. If you need to test the 8 pin ignition module, the following tutorial will help: How To Test The GM Distributor Mounted Ignition Module.

Is there a problem with my Chevy Blazer 4×4?

Yes my name is kyle and I have a 1999 chevy blazer 4×4 and i have the same tccm problems like everybody else but my only problem is that i need the new 32 pin femal plug and the 4pin female cause my tccm is in working condition. I can’t find then plugs and wires anyplace i know what are odds there.

How do you check for a 4×4 problem?

Basically, I jacked up the front end, grabbed the tires (one at a time) top and bottom and “wiggled” to check for excessive play. Then grabbed them front and back and wiggled again. It’s helpful to have a second person to do the wiggling while you get under the vehicle and watch the various parts for movement.

Why does my Blazer make a rubbing noise?

Anyway, I have this rubbing/vibration noise that just started; can feel it immediately even at low speeds, almost like driving with studded tires; gets louder the faster I drive. If I turn the wheel to the right, same thing; to the left… goes away.

How many miles does a 2002 Chevy S10 have?

Cheap,economical vehicle that is dependable,and reliable for me—use it everyday and maintenance is minimal right now.My truck has over 215,000 miles. 2002 Chevrolet s10 pickup four wheel drive.

Is the Chevy S-10 a reliable hot rod?

Chevy 2002 s-10 is the new hot rod. The 2002 Chevrolet s-10 is super reliable/dependable. As long as you take care of your vehicle it performs like a brand new pick-up. The inside is very nice and the center console lifts up allowing for more space inside the cab.

Is the Chevy S10 a 4 wheel drive truck?

2002 Chevrolet s10 pickup four wheel drive. So my truck is a base model 02 Chevy s10 ext. Cab 5 speed 4×4, great truck runs awesome, only thing I don’t like as much is it doesn’t have cruise control but its a base model so it’s to be expected.

How to replace a fuel pump on a 1994 GMC Truck?

Replacing a fuel pump on a 1994 GMC truck requires you to drop the fuel tank or lift the truck box. Both are awkward if you don’t have the right lifting tools or maybe if your fuel tank is right full. So I cut a hole in the box and removed the pump from on top. This will make it easier if I ever have to pull the pump again. Loading…

Where does the gas go after a fuel pump replacement?

IT SAID GRAY FROM MY OLD HARNESS GOES TO THE SMALL BLACK WIRE TO NEW HARNESS WHICH WAS WRONG !! SO WHEN I REWIRED IT GRAY TO GRAY ! IT PUMPED GAS RIGHT THRU THE FUEL LINE GOING TO THE FUEL FILTER LINE RIGHT AWAY !!

Why does my truck not start after a fuel pump replacement?

WELL I COULD HERE IT COME ON BUT NO GAS COMING OUT OF THE FUEL LINE WHERE I DISCONNECTED THE FUEL FILTER LINE TO CHECK IF IT WAS PUMPING GAS TO THE ENGINE AND NO LUCK !!!! SO HERE IS THE DEAL ON THIS PROBLEM WELL TWO OF THE WIRES WERE CROSSED !!!!

How to remove a fuel pump from a truck?

Basic instructions on how to tip your bed and remove your fuel pump and sender assembly, replacement of the fuel pump from the sender unit and putting it back into the tank with gasket o-ring and lock ring. I also show video of the bolt hole locations on my short bed frame. Loading…

Why does my CarGurus S10 V6 not start?

– CarGurus s10 v6 cranking, firing and has spark, also hear fuel pump at gas tank but will not start what could it be? IF it cranks Like a Bear, and your getting spark!

What’s the problem with my Chevy 98 S10?

I have a Chevy 98 S10 2.2 Vortec already change the spark plugs the starter the alternator the battery the spark plugs already but it won’t start no crank to start it them i just turr the keys and the starter woeks good is all new but the motor doesn’t want like crank what could be the problem 40 people found this helpful.

What kind of engine does a 1996 Cheb S10 have?

52 people found this helpful. I have a 1996 cheb s10 4.3L v6 vortex, I change spark, wires,distributor, rotor button, fuel filter, crank sensor, cam sensor, when I tried to drive it. It would sputter and it will not accelerate, just more sputtering.

What happens when you spray carburetor cleaner into the intake?

If you then spray carburetor cleaner or starting fluid into the intake, the engine starts (although momentarily because the engine will stall again as soon as the starting fluid -or carb spray- you sprayed into the throttle body gets consumed).

What kind of starting fluid should I use?

Be easy with the starting fluid, as the motor becomes addicted to the ether (starting fluid). Be easy with the starting fluid, as the motor becomes addicted to the ether (starting fluid). Click to expand…

Why did my 1998 Chevy S10 not catch fire?

Again my 1998 Chevy S10 No fire was caused by what is called an ignition igniter which sit on the side of my coil bracket next to the coil. I hope this will help someone with the same problem. 10 people found this helpful.

Is the 4.3 Vin a hard cold start?

I’m in the middle of an LT1 rebuild and install, but I want the 4.3 running well when I sell it. It’s a 1996 Vin X 4.3L (the non-Vortec), with an RPO code LF6. When the truck sits overnight, it is very difficult to start. With a good starting circuit and multiple crank overs, the engine won’t start until I crank it 6-8 times.

What causes engine knock on a 4.3L Vortec?

Engine knock can be caused by a ton of factors, such as low-grade fuel, bad spark plugs, carbon build-up, etc. Engine knock is terrible for your engines internals and can cause serious damage to the pistons and to the cylinder walls. On the 4.3L vortec, the cause of the engine knock has not necessarily been figured out, still to this day.

Why is my truck hard to cold start?

When the truck sits overnight, it is very difficult to start. With a good starting circuit and multiple crank overs, the engine won’t start until I crank it 6-8 times. Once the engine has run for 30 seconds or more, I can shut it down and refire it without a problem. Since it’s only a problem with a cold motor, I don’t think it’s the fuel pump.

Why does my fuel pump not start after sitting?

When the key is turned on the fuel pump only gets 2 seconds of power, so if the line pressure is at zero there isn’t enough run time to pressurize the fuel system. Cycling the key a few times forces the pump to run for 6 seconds instead of just 2 and this will pressurize the system and allow for a quick start

What are the symptoms of low fuel pressure?

Low Fuel Pressure Symptoms & Causes 1 Unresponsive Throttle. All cars require proper fuel delivery to their cylinders in order… 2 Difficulty Starting the Car. Low fuel pressure will also make it hard for you to ignite your car’s… 3 Stalling Engine. If your car’s engine stalls while running, it is a clear sign you are having some…

What happens to spark plugs when fuel pressure is low?

A low-pressure fuel system will destroy the spark plugs that ignite the fuel in an engine’s cylinder. If by chance you are replacing them and you find they are worn out before their time, you might be looking at a problem with your fuel system. Fortunately, the fuel system in a car requires only needs minor tweaks.

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.

What should the fuel pump pressure be to start the engine?

The fuel pump produces much more than just 50 PSI of course but the bare minimum the engine needs to start is 50 PSI. Anything less and it will crank for ever before it starts or not start at all. So, the very first thing you need to do is to verify that the fuel pump is delivering at least 50 PSI of fuel pressure while the engine is cranking.

Can a fuel pump cause a no start condition?

CASE 1: If your fuel pressure gauge read 50 PSI or more as the engine cranked. This means that the fuel pump on your 4.3L, 5.0L, or 5.7L is OK and not the cause of your No Start Condition. The next step is to observe the fuel pressure gauge’s needle (after your helper stopped cranking the engine).

What does the VIN number on a Chevrolet S10 mean?

Chevrolet S10 VIN decoder Every Chevrolet car has a unique identifier code called a VIN. This number contains vital information about the car, such as its manufacturer, year of production, the plant it was produced in, type of engine, model and more.

What is the TBI code on a 1990 Chevy truck?

Consult a service manual or see below for any check engine light code definitions. You can use a late 80’s or early 90’s GM TBI definition. If you have access to a scan tool use a hook up for a 1990 350 cu. in. 5.7L Chevrolet truck. For some scan tools enter VIN 10th“L” 3rd“C” 8th“K”.

Can a Chevy S10 start in a garage?

As soon as the Service Engine light comes on while cranking is when it will fire. Soon as the engine warms up it will start fine. If you pull it into a garage or if the temp outside rises it will start fine. I have had the fuel filter, ignition control module and fuel pump changed so far. Also used gas line anti-freeze for the last few tanks.

When to start a 2002 Chevy S10 2.2L?

I have a 2002 S10 2.2L and when the temp drops below 15 or so it takes up to 5-10 mins to get it to start. As soon as the Service Engine light comes on while cranking is when it will fire. Soon as the engine warms up it will start fine.

How to sell a 2003 Chevy S10 4×4?

Call 724-495-3275 or call/text 724-650-5976 2003 Chevy S10 ZR2 4X4 4WD White Pickup Truck – Clean Title This is a Chevy S10 that is currently being driven by my son in college. He needs something that gets better gas mileage so we are selling this truck. It has 181000 miles. It has bumps and bruises from use as shown in the pictures.

How does a Chevrolet S10 engine get remanufactured?

Use the fitment form at the top of the page to select your exact year and engine type for your Chevrolet S10. Remanufactured Engines are completely disassembled & put through the same process every time. All heads, blocks, cranks and cams are machined & wear parts are replaced.

What to look for in a Chevrolet S10?

When it comes to your Chevrolet S10, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Remanufactured Engine product and part brands so you can shop with complete confidence.

How to fix a hard starting Chevy S10?

Rather than crank the starter over and over.Turn your key to the on position about ten times …..Turn key to on wait 4 seconds before turning back to off then repeat before engaging starter. 46 people found this helpful. if it’s leaking from the spider then that will make it worse.

What are the symptoms of a bad crankshaft position sensor?

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 did the 1996 Chevy S-10 come from?

1st owner purchased on 01/15/96 and owned in IL until 05/20/02 • 2nd owner purchased on 05/20/02 and owned in IL until 06/01/21. 1st owner drove an estimated 0 miles/year • 2nd owner drove an estimated 1,366 miles/year.

What’s the problem with my 1997 Chevy S10?

Any ideas on what is wrong? My Chevy 1997 S10, 38,000 miles just died. My mechanic said that he charged the battery and put in a new alternator and got it to run just to move it into his garage then it dies again. It is so dead, that none of the lights work, nothing.

Why is my Chevy S10 2.2 stalling?

Few days ago my wile driving my 1995 S10 2.2 I felt a little hesitation like it was time to change the spark plugs. just stop and id not want it to start at all. I check the fuel filter and visually check the gas pump flow and there is plenty of gas moving trough that area. Also check the sparks and they are all good. What else can it be? Ah!

What kind of engine does a 1992 GM S-10 have?

The lower steering column cover would need to come off to the access the switch. 1992 S-10 Pickup V6 4.3 4WD Vortec V6. GM Computer codes = no Got new battery installed. Truck ran fine never had problem until now truck cranks fine and strong also fuel pump starts for 2-3 seconds then turns off left for 2 days came back would not start.

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.

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.

Where does the Chevrolet S-10 Blazer come from?

The Brazilian variant, based on the second-generation S-series, continues in production in Brazil with their own sheetmetal stampings as well as in Canada with the Brazilian, Indonesian and Russian sheetmetal stampings).

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.

When did the S10 Blazer get anti lock brakes?

The serpentine accessory drive for the 4.3L motor was modified where the air pump was eliminated and further lightened. From at least 1991 onward, all S10 Blazers and Jimmies came with 4 wheel anti-lock brakes as standard equipment.

Is the 1996 Chevy S-10 a good car?

Read full review The 1996 Chevrolet S-10 has not been tested. Like what you see? Find the best deal on a Chevrolet S-10 today. There are for sale near you. Certified child passenger safety technicians conduct hands-on tests of a car’s Latch system and check the vehicle’s ability to accommodate different types of car seats.

What kind of rating does the Chevy S-10 get?

The S-10 received the following grades on a scale of A-F.* * This score may not apply to all trims, especially for vehicles with multiple body styles that affect the space and design of the seating. What is a Bumper-to-Bumper warranty?

Do you have to put gas in throttle body to start car?

My 97 s10 will run great but you have to put gas in the throttle body for it to start.It will turn over but needs the direct contact of gas. There is also this ticking noise that is only heard when you role the key over. My car has an automatic transmission.

Why does my car not start when I put gas in?

Ignition coils are coated with a varnish-like insulation that becomes brittle over time after being stretched then contracted repeatedly The insulation develops small fractures that open when heated and close… My car is not starting; what should I replace?

Can a faulty ignition coil cause a car to not start?

There are step-by-step instructions on some of… This is a common sign of a faulty ignition coil. Ignition coils are coated with a varnish-like insulation that becomes brittle over time after being stretched then contracted repeatedly The insulation develops small fractures that open when heated and close…

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 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.)

What kind of truck won’t start after sitting?

Repair manuals and support for cars and trucks manufactured by Chevrolet, a division of General Motors. 2003 S10 V6. If the truck is started everyday it starts right up with no problems. If left sitting for at least 24 hours it is hard to start it.

What to do when your car won’t start?

Correcting most no-start problems usually involves replacing the alternator, starter or battery, cleaning connections, ignition system repairs, or fuel system repairs. But because there are so many potential causes, the diagnosis is key to understanding how expensive the repair will be. When a vehicle doesn’t start it can be for many reasons.

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 to do if your truck won’t start?

To be able to get it to start the truck has to be primed with the key and then put the gas pedal to the floor while cranking. I have recently replaced the fuel filter, air filter, and fuel pressure regulator in attempt to fix this problem.

Why does my Chevy S10 not start when wet?

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. Check engine code of P0300 (random misfire).

What kind of engine does a 1999 Chevy S10 have?

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. Check engine code of P0300 (random misfire). Can anyone help this is getting very frustrating! How about the ignition wires, not mentioned.

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.

What should I do about my 1998 Chevy S10?

Change fuel pump change regulator relay switch is good pour gas in the intake and nothing happens at all either what is it 1998 chevy s10 pick up 4.3 v6 6 people found this helpful. Check for spark. Make sure all fuses and relays are good. When was your last tune up?

What are the symptoms of a bad fuel pump?

Without gas your S10 will not run at all. With that in mind, most of the symptoms of a bad fuel pump revolve around the vehicle stalling out or not running at all. In modern fuel injected vehicles, the fuel pump sits right in the fuel tank and “pushes” the gasoline to the fuel rail (s).

What kind of car is 1993 Chevy S10 Blazer?

1993 Chevy S10 Blazer 4dr Tahoe LT, 2wd, nice clean truck, garage kept since day 1, great body and paint, nice original leather interior, loaded with options, power windows and locks, digital dash,… More Info ›

Is there a 1987 Chevy S10 Blazer for sale?

A classic 1987 Chevrolet S-10 Blazer, with a nicely presented original two-tone combination, fuel-injected power, and a loaded A/C interior is exactly the kind of SUV that brings back a whole lot o… More Info › GR Auto Gallery is pleased to present this 1992 Chevrolet S-10 Blazer for purchase.

Why does my GMC S15 stall at high idle?

In looking at the fuel injection, I can see the injectors stop injecting fuel. After it dies, it is very hard to restart unless it is left alone and cools a bit. If the IAC is unplugged, the engine will run at high idle fine. When plugged back in, the correct idle resumes and it may run a few seconds or a minute before it dies.

Why does my chevr not start when turned off?

Hello. You have either a faulty battery (a load test on battery can easily determine status of battery), faulty charging system, and/or a substantial phantom load (parasitic power draw) that is discharging the battery while the vehicle is turned off….

Why does my car stall when I Turn Off the engine?

If your car’s engine stalls while running or at idle, it is a clear sign you are having some problems with your fuel pressure. This may be due to fluctuations and sudden drops of the fuel pressure. Today’s electronic cars have a fuel pressure sensor that intelligently calculates if anything is going wrong with the fuel pressure.

Can a lack of fuel cause a car to not start?

CASE 1: If the engine started and ran for a few seconds: This means that the reason your pick up (or SUV) is not starting is due to a lack of fuel. Now that you have confirmed that the ‘no start’ problem is due to a lack of fuel, you now need to actually confirm how much pressure the fuel pump is producing with a fuel pressure gauge.

Why is my Chevy S10 engine stalling out?

This can be caused by the fuel pump or fuel filter. If your Chevy S10’s engine timing is off, it’s going to stall out, misfire, and altogether not run properly. Here are some of the more common causes of an engine timing problem: VVT Problem – Many modern engines are equipped with Variable Valve Timing.

What causes a Chevy Aveo to stall out?

If there is a VVT issue, it’ll often throw trouble P0010, P0011, or other related trouble codes. This is often the cause of the stalling. Timing Chain Jumped – If your timing has jumped a tooth or two, it’ll definitely stall out.

Can a car start up without starting fluid?

If it won’t start at all whatsoever without starting fluid ten you’ve got me. Yea It Only Starts Up With Starting Fluid And I Leave It Of For A While Ill Have 2 Do It Again , I Know Its Fuken Wierd I Cant Figure Out What It Is

What does the ECC do on a S10?

The ECC needs to take information from the sensors to mark ignition and fuel calibrations for optimal engine performance. AutoZone staff has up-to-date knowledge to help you find the S10 engine control computer to suit your needs and our Loan-a-Tool service lets you borrow specialty tools to finish any car project.

Where can I replace my S10 engine control?

Find a quality and well-engineered replacement for your Chevrolet S10 engine control module at AutoZone. Faulty ECC’s have notable symptoms, such as problems with gear shifting in an automatic transmission vehicle. The ECC needs to take information from the sensors to mark ignition and fuel calibrations for optimal engine performance.

What kind of engine does a 1993 Chevy S10 have?

1993 Chevrolet S10 4.3-liter V-6 engine Popular for both work and play, S10 pickups score well against their natural rival, the Ford Ranger, and the availability of the 4.3-liter V6 engine placed the S10 a step ahead of its competition.

What kind of truck was the 1990 Chevy S10?

Description: Used 1990 Chevrolet S-10 with Standard Cab. GR Auto Gallery is pleased to present this 1994 Club Cab Chevrolet S10 pickup for purchase. The S10 was a compact pickup truck produced from 1982 to 2005 (actually still produced in Brazil). It was the first compact truck made by the big three American manufacturers.

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.

How much torque does a Chevrolet S-10 have?

4.3L-262ci-V6 Torque Specifications for Chevrolet S-10 Anti Roll/Stabilizer Bar To Axle Assembly 44 Ft-Lbs 528 In-Lbs 59.66 N-m

Why is the fuel pump not working on my car?

This can be caused by a variety of reasons however a common reason for many engines to struggle may be a faulty throttle position sensor or mass air flow sensor. The throttle position sensor is a sensor that monitors the…

How can I Fix my Chevy fuel pump?

Ask a Chevy Mechanic for Answers ASAP By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. My Chevy has no power to fuel pump. How can I fix it? no power to fuel pump… Submitted: 10 years ago. Category: Chevy

How can I tell if my fuel pump has no power?

There should be 3 power terminals. The relay only runs for 2 seconds after you turn the key on. So you have just a little time to test it. That will tell if you have power going from the relay and then the issue is down stream from the relay. You can also check it at that connector. Was this answer helpful?

What kind of engine does a 97 Chevy S10 have?

I have a 97 2.2 liter s10 gets gas good spark but wont crank 13 people found this helpful. I have a 97 Chevy s10 4 cylinder, truck stalled on me while on the highway, had it towed to a shop i always go to, they did an inspection and tell me its the timing chain, and engine needs to be taken out or replaced.

Why does my Chevy S10 won’t start?

While there are a variety of reasons your Chevrolet S10 won’t start, the most common 3 are a dead battery, an alternator problem, or failed starter.

How to install new GM wire harness on fuel pump module?

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What causes a truck to shut off and then start up again?

Answer: This could be a problem of a failing fuel pump. This is pretty common on this truck. Normally this would cause the truck to sort of stumble before it stalls. If it just instantly shuts off like you are turning the key off, then it may be a problem in the ignition switch in the steering column, or an ignition control module.

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 happens to your car when your fuel pressure is low?

Low fuel pressure will also make it hard for you to ignite your car’s engine. You might feel it takes longer to start your car or maybe takes more than one try for a successful ignition. Other than that, you might feel some backfire from your engine. 3. Stalling Engine

What’s the fuel pressure on a Chevy truck?

Fuel pressure is good, 58 psi and holds around 50 psi after key is turned off It has spark as evidenced by putting an old spark plug into a spark plug wire and grounding the plug After spraying a small amount of starting fluid into the air intake tube, the engine starts for just a moment, then dies

How can I tell if my fuel pump is going out?

The only way that you are going to know that your S10’s fuel pump is going out is that it is no longer providing enough fuel pressure to keep the engine running under a heavy load, or at high-speed. Typically, if you are heading up a hill (or accelerating) the engine may start to feel like it is just running out of steam.

Can a GM Vortec 4.3L be used for TBI?

GM ran out of valve covers in 1993 and put vortec 4.3L valve covers on both engines. CAMS are expensive and on a TBI 4.3L is only going to gain you about 15hp from 3000-5500 and lose that much below 2500 rpms. So START with a vortec 4.3L and run TBI on it.

What to do if you have a brake issue on a Chevy S10?

You can do it while still on truck. Just pump up and crack the brake lines loose. Do each one a couple of times and do you have access to a scan tool. You will need to do a power bleed on the abs motor. Purge the air from and pump and then bleed brakes starting with furthest one away from mastercylinder.

Are there two Bleeders on a Chevy S10?

There should be two bleeders on motor. If so, you’ll need someone to help you. Whoever is pumping. Apply pressure to brake pedal like holding at stop light. The other start with bleeder closest to engine. Open bleeder and push brake pedal to the floor and hold until bleeder is tightened.

How to bleed mastercylinder on a Chevy S10?

Ok get someone to help you to bleed mastercylinder. You can do it while still on truck. Just pump up and crack the brake lines loose. Do each one a couple of times and do you have access to a scan tool. You will need to do a power bleed on the abs motor.

What to do if your car wont start after replacing the fuel pump?

Car won’t start even after I replaced the fuel pump. Car won’t start and turned off while driving. Replaced the fuel pump and I can hear it working. The car still won’t start.

What causes a fuel pump to not ignite?

If there is fresh fuel being delivered by the injectors (not just “to” the injectors) and the ignition system is working, that means that the air fuel ratio of the mixture delivered to the cylinders is so far off that the mixture just won’t ignite.

Why is my fuel pump letting pressure bleed off?

Could be the check ball in the fuel pump allowing pressure to bleed off. The fuel pressure regulator closes and the fuel pump has a one way check ball in it to keep the system primed while it is sitting. If the check ball in the pump is bad and letting the pressure bleed then you are staying with 0 fuel pressure creating a hard start issue.

What happens when the alternator blows on a Chevy S10?

However other important operating functions that also stop.is proper transmission shifting, and direct charging of the system by the alternator. If this fuse blows the car runs only on direct battery power. This issue seems to happen only during cold or wet weather or when the engine is cold.

What to do if your Chevy S10 has electrical problems?

First. Take the Battery Out. While your messing around, put battery on charger, so it’s at max output when your ready. Use jumper cables from battery back to vehicle to make tests as you progress as battery is charging. With the Battery OUT of vehicle.You can see where the cables go. Make necessary repairs to battery tray if in rough shape.

What kind of wire do I need for a Chevy S10?

IF NOT_ THen ADD a ground wire of #10 Gauge Wire [MINIMUM] to the GROUND at Battery to the CORE SUPPORT. The alternate to using #10 wire is it’s about 1/8″ thick copper core.

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

(I know this is an old thread) Cranks but no start, added gas, still no start. Poured gas into intake, fired and ran until gas ran out. Bought fuel pressure tester, tested at 45 on rail but bled to zero in less than a minute. Bought fuel pump and pressure regulator to replace.

How to change fuel pump in 1998 Chevy S10?

36 people found this helpful. Change fuel pump change regulator relay switch is good pour gas in the intake and nothing happens at all either what is it 1998 chevy s10 pick up 4.3 v6 6 people found this helpful. Check for spark. Make sure all fuses and relays are good.

What causes a Chevy S10 to not start?

Often it’ll be bad spark plugs, or a bad coil pack. If the fuel pump has completely failed, the engine won’t start at all. At the most basic of levels your Chevy S10 needs three things to start: Air, fuel, and spark . If any of these things aren’t present, the engine won’t turn over at all.

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 1999 Chevy S10 not start?

What kind of power loss does a 1999 Chevy S-10 have?

Well on the power loss. 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 low fuel pressure in an engine?

1 Clogged Fuel Filter The fuel filter cleans the fuel entering the engine. 2 Bad Fuel Pump A bad fuel pump is probably the most common cause of low fuel pressure. 3 Bad Fuel Pressure Regulator The fuel pressure regulator controls the fuel pressure in the fuel rail.

Why does my fuel pump not prime when I turn it on?

Pulled fuel pump relay and put in a jumper wire to run the fuel pump and it started. Put the fuel pump relay back in and it starts and drives, but the fuel pump still doesn’t prime when turning the key on. I’m afraid that after sitting overnight, it will once again refuse to start.

Why is my neutral safety switch not working?

Engine does not crank at all, regardless of the transmission gear If the engine will not crank at all, it’s typical of a neutral safety switch that is experiencing electrical issues. In this case, no power is flowing through the neutral safety switch to the starter relay. This prevents the starter motor from cranking the engine.

Why does my S-10 car not turn over?

by Zyon Silket. If your S-10 won’t turn over, you have an issue with the ignition system. The ignition system on your S-10 consists of the battery, ignition switch, starter motor and starter solenoid. The fact that your engine won’t crank eliminates most other components that could keep your engine from starting.

What to do if your S-10 won’t start?

Turn on the S-10’s headlights and attempt to start the truck. If the headlights do not dim, the ignition switch is defective. If the lights dim, the ignition switch is working properly as it sends power to the starter motor and solenoid. Proceed to the next step. Locate the starter motor and the starter solenoid.

What causes poor acceleration in a Chevy S10?

There are many things that can cause acceleration problems in any vehicle. The internal combustion engine is so complex that even the slightest problem can potentially disrupt the power delivery in a very serious way.

When to start a Chevy S10 GMC S15?

How many starts has my Chevy S10 had?

Ihave a 99 Chevy s-10 and it has gone thru 2 starters and an interplanetary gear, so basically 3 starters in a years time. I’ve gone to a chevy dealer as well as a trusted family mechanic and neither have a clue.

Why does my Chevy S10 stall at idle?

The truck starts up just fine but sometimes when I accelerate it acts as if it doesn’t or can’t accelerate very fast. It takes a little bit of time before it will accelerate. Typically it has issues around 50-60mph Idles fine and starts fine. Just slowly started bogging during acceleration last week.

Why does my car not start when I spray starter?

There’s something wrong with the fuel pump. If you cycle the ignition switch just one time, the fuel pump should pressurize the fuel system in a second or two, and fuel should spray out the Schrader valve. I think he was just pressing down the shrader valve to see how much pressure was there and not actually putting a tester on it.

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

If you cycle the ignition switch just one time, the fuel pump should pressurize the fuel system in a second or two, and fuel should spray out the Schrader valve. Tester BingOctober 12, 2016, 3:14am

When did the Chevy’s 10 pickup truck come out?

It became the first genuinely compact pickup ever built on U.S. soil by a leading automaker. The S-10 underwent extensive permutations during its development. This pickup inspired versions of the Colorado in some overseas markets today. Chevrolet began producing the Chevy S-10 in 1981. It marketed the truck for the first time as a 1982 model.

When did the Chevy S10 spotter come out?

The former ended in 1994, replaced by a larger mid-sized 1995 body style. Customers selected the first generation in both 2-door and 4-door styles, using either a 105-inch or a 107-inch wheelbase respectively.

When did the Chevy S10 extended cab come out?

Chevy S-10 Extended Cab Truck: The Extended Cab only permitted the use of a short truck bed. It first became available during the 1983 model year. Starting in the 1996 model truck, it offered a standard “third” door on the driver’s side for easier access to the area behind the seats.

What’s the fuel pressure on a Chevy Blazer?

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. Can we have pressure without flow? Initially the code was p0171. Now that we cleared it it hasn’t come back on.

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.

Is the fuel pump on my S10 Blazers defective?

Hard starts and a loss of power can be a sign that your fuel pump is defective. Chevrolet S10 Blazers with fuel injection were designed with an electric pump mounted inside the gas tank. Removing and servicing the fuel pump is within the abilities of the home mechanic, but one must always take special precautions when working with gasoline.

How do you change the fuel pump on a Chevy Blazer?

Disengage the three terminal connector at the fuel tank (later models only). Start the engine. Allow it to run until all the fuel is drawn out of the fuel lines and the engine stalls out. Turn the motor over (turn the key to start) for at least five seconds. This will remove all the pressure from the lines.

How to order a Chevy S10 fuel pump online?

Use Code: DIYSAVE10 Online Ship-to-Home Orders Only Hardworking Chevy S10 pick-ups are known for their rugged performance and durability. Sometimes, though, there are individual parts that need servicing from all the heavy work.

When do you need a new fuel pump?

Sometimes, though, there are individual parts that need servicing from all the heavy work. If you notice sudden jolting on acceleration, fuel economy changes or ignition failure, there’s a good chance you need a new Chevrolet S10 fuel pump from AutoZone.

What causes a Chevy S10 transmission to slip?

While many transmissions have the potential to begin slipping after many miles of use, it is pretty much assured to happen on older S10s with an automatic transmission. A slipping transmission is caused by parts starting to wear out, especially the gear teeth and the automatic clutch.

Why is the intake manifold weak on the S10?

The intake manifold gasket is notably weak on many S10 year models. While this not only can disrupt the air pressure and air flow of the intake manifold, which is not a welcome problem, it can also allow coolant to leak into the combustion chamber.

What does it mean when Your starter motor fails?

Starter motor failure produces one common symptom across all makes and models: When you turn the key, the starter solenoid will click, but the engine will not rotate. You also Read More

Why does my 94 Explorer have no spark?

My 94 explorer cranks but won’t start. I have no spark and no fuel. I have replaced the ignition module with a used one as they are $100 up,and replaced the crank positioning sensor (new). I tried oreilly & napa to test the ign. module but they say they don’t have the adapter for that year.

– CarGurus s10 v6 cranking, firing and has spark, also hear fuel pump at gas tank but will not start what could it be? IF it cranks Like a Bear, and your getting spark!

What should fuel pressure be in a TBI?

So, basically I rebuilt the TBI. New injectors, fuel pressure regulator, cleaned the IAC and the ERG valves. Installed new plugs, wires, cap, rotor, fuel filter, and O2 sensor. I checked the fuel pressure and it is reading 11psi down to about 7psi.

How to troubleshoot your TBI fuel injection system?

Troubleshooting your TBI Fuel Injection System Most of the problems encountered while installing your fuel injection system or after a time of operation are very simple. If your check engine light is on you more than likely have a hard fault meaning something is grounded out, unplugged, operating out of range or has gone bad. See

Are there any problems with the Chevy 4.3 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. This article was written by a professional writer, copy edited and fact checked through a multi-point auditing system, in efforts to ensure our readers only receive the best information.

What kind of scan tool do I need for GM TBI?

A scan tool can be used and set up for a GM TBI application to read the data, or to check for stored codes. Consult a service manual or see below for any check engine light code definitions. You can use a late 80’s or early 90’s GM TBI definition. If you have access to a scan tool use a hook up for a 1990 350 cu. in. 5.7L Chevrolet truck.

What happens if ignition coil fails on Chevy S10?

If the ignition coil on your 2.8L Chevy S10 (GMC S15) fails, the engine is going to crank but not start due to a lack of spark. The cool thing is that testing the ignition coil is not that hard. You’re going to be surprised just how easy it is to find out.

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.

How is my 1994 S-10 4.3 running?

Starts fine, even today when it was -15, fuel pressure 52 running, holds after shut down, newer plugs/wires/cap rotor, tested MAP sensor and tests good, tested resistance changes in TPS (with sensor out) and changes were smooth along range, unplugged every sensor I could find individually looking for changes, no luck.

How often does a 94 S-10 4.3 drop rpm?

After you take it out and drive it, it’ll idle fine for a couple minutes, then will drop a couple hundred rpms every 30 seconds or so for just a count, then back to normal. Any ideas? I’m pulling my hair out.

How to fix ground wire from fuel pump connection?

Same with the power wire from the relay to the fuel pump connector.You can also try sliding the wire between two fingers while slightly bending the wire to feel for a soft spot but this may not work due to the fact that it works sometimes so the bad spot isn’t real big yet. 5 people found this helpful.

Why does my fuel pump wire keep dying?

ground wire coming from the fuel pump. At first I thought it was just the old rusty bolt that grounds the fuel pump wire to the frame so I switched the bolt out. The newer bolt and nut did okay for awhile then my truck started dying on me. I would mess with the wire and bolt eventually it would start. So the other day my truck died on me and I had

Why does my car engine not want to start?

If the engine still doesn’t seem like it wants to start, probably fuel is getting into the cylinders and your problems lies somewhere else. However, if the engine runs momentarily and dies, then the problem is that fuel is not getting to the cylinders. Check for a clogged fuel filter, or a bad fuel pressure regulator.

What causes a fuel injector to stop working?

Over time the nozzle of the injector can become dirty and partially blocked. When you shut off your engine the injector will, soak up the heat of the engine. This causes any fuel left in the injector to evaporate, leaving behind hard deposits, inside the injector. Over time, these will eventually block the injector.

How to find out if your fuel pump is bad?

1 Relieve the fuel system pressure (check your repair manual for the best procedure for your model). Usually, you can… 2 Connect the fuel pressure gauge. 3 Start the engine and let it idle. 4 Read the system pressure and compare it to the specification in your repair manual. More …

What should fuel pressure be with no fuel going to carburetor?

If equipped with a mechanical fuel pump, remove the fuel line to the carburetor and connect a fuel gauge to the fuel pump. This should yield a low pressure, under 20-psi when the engine is cranked over.

What to do if your fuel pump is not working?

If nothing after that, then the fuel pressure regulator is not working and needs replacing. If you get pressure to the rail, then there could be a problem with the injectors; they may be either dirty or plugged up. Take the injectors off the engine and clean them with CLR.

What causes a fuel pump to die before filling up?

If you make a habit of running your tank all the way to empty before filling up; your fuel pump will most likely die before its designed lifespan. This is due to the fact that when you shut off the engine with a low fuel level; the fuel can drain from the priming chamber designed into the fuel delivery system.

Why is my fuel filter not working on my lawn mower?

It may be universal for mowers with fuel pump but mine is gravity fed so it didnt work. The mower would suck the gas out of it then go dead. I found the correct filter and replaced it and runs great now.

Why is my fuel gauge not working properly?

Fuel gauge troubleshooting begins with isolating the problem either to the gauge, sending unit, fuse or wiring. The most common gauge problems are either a bad ground at the tank, or a sender problem.

Can you test the fuel pump on a GM Truck?

And although GM did not include a Schrader valve to which you could connect a fuel pressure gauge, it can be tested with one to find out if the fuel pump is producing the correct pressure (or not).

Symptoms Of A Bad Fuel Pump. Where To Buy The Fuel Pump And Save. TEST 1: Using Starting Fluid. TEST 2: Fuel Pressure Test With Gauge. Which And Where To Buy A Fuel Pressure Gauge. More GM 4.3L, 5.0L, 5.7L Tutorials. You can find this tutorial in Spanish here: Cómo Verificar La Bomba de Combustible en Los Sistemas TBI (at: autotecnico-online.com ).

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.

What’s the problem with my 1999 Chevy S10?

1999 Chevy S10 LS. 2.2L 2WD. Starting/Ignition Problem – starter less than 3 months old, battery less than a year. When starting, the engine won’t crank or make noises. The engine doesn’t respond whatsoever. The pre-starting sequence seems to be normal.

Why is my Chevy S10 engine not cranking?

Engine Won’t Crank: 1999 Chevy S10 LS. 2.2L 2WD. Starting/… 1999 Chevy S10 LS. 2.2L 2WD. Starting/Ignition Problem – starter less than 3 months old, battery less than a year. When starting, the engine won’t crank or make noises. The engine doesn’t respond whatsoever. The pre-starting sequence seems to be normal.

What to do if your car won’t start unless you give it gas?

Resolving car won’t start unless I give it gas problem To diagnose the fuel pump, an amp clamp is placed over the positive pump-wire. Next, start the vehicle and use a voltmeter to set and record the amperage reading. Then, compare the recorded readings to the manufacturer’s defined specification.

Can a car start without priming with gas?

Engine wont start until you prime the throttle body with fuel, then it starts and runs great! Clicking this will make more experts see the question and we will remind you when it gets answered.