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.

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.

What kind of vacuum does a Chevy S10 use?

The engine in a Chevy S10 pickup truck relies on vacuum for various systems. If a vacuum line or tee should crack or become damaged to the point of leaking, the S10 may run poorly, or not at all.

What causes a Chevy S10 4banger to stall?

After reading some of the responses it might be a worn wire in the steering column from the ignition switch. I could be the ignition switch i have a 98 S10 4banger that had the same problem. It heats up and causes more resistance in the connector which drops the voltage to the Fuel Pump And The ignition coils and shut it down.

If the engine/fuel pump stops – the fuel eventuall leaks our of the suction hole and when re- started, the pump can not suck fuel (Lost it’s prime)… Let us know what the solution is when you find it

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.

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.

When to start a Chevy S10 GMC S15?

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.

What is the fuel pressure in a CSFI system?

Fuel pressure in the CSFI system is a bit higher than the CPI system (60 to 66 psi with key on engine off), and the regulator maintains the operating pressure at 55 to 57 psi. The poppet valves in the spray nozzles also open at a slightly lower pressure (about 40 psi). The injectors fire just before each intake valve opens.

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.

Can a bad oil pressure sensor cause low oil levels?

An Oil Pressure Warning Light will often accompany oil pressure sensor faults. Like any other sensor or switch in your engine, eventually the oil pressure sensor will have repair issues that need to be addressed. Failing to recognize the symptoms of a bad oil pressure sensor can lead to low oil levels, which can be very problematic for your engine.

Why does my oil pressure go up when I step on the accelerator?

If more demand is placed on the engine because the driver steps on the accelerator, the oil pressure increases. All these components work together to make this possible. When the oil pressure is lower than normal, it could mean there is a problem with the oil pressure sensor.

Why is my fuel pump relay not working?

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

Why 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.

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 does my son’s GMC Sonoma not start?

I have a huge favor and I’m stuck my son has a 2003 gmc Sonoma pulled into our driveway went to start it back up it would not start checked everything and it seem to be the fuel pump so we purchased a new fuel pump and we still can’t get it to start we have replaced the control module and it still won’t start any buddy have any ideas

What causes a car to not start with no gas?

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

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.

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.

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.

Are there any problems with the Chevrolet S10?

Recalls and design flaws were reduced by the end of the vehicle’s run, and repair of the S10 was simplified relative to comparable models. The early years of the S10 model were focused on creating competition for Asian small trucks, and their economy and reliability.

What kind of engine does a Chevrolet S10 have?

Several engine choices were used: the 2.2 and 2.5 liter four-cylinder gasoline motors, the 2.8 and 4.3 liter V-6 engines, and an early diesel. Later models included on-board diagnostic computers.

Why are the brakes on my Chevy S10 not working?

The hydraulic master cylinder design had not changed much during the production, and problems are rare. Additional issues with the S10 brakes are usually caused by the materials used for replacement parts, and ceramic pads are known to be better on these trucks than semi-metallic ones.

Do you need a fuel tank for a Chevy S10?

A fuel tank for Chevy S10 keeps your fuel vented, clean and safe. Tank debris or leaking gasoline require immediate attention. If you’re changing out your tank, it’s necessary to use components approved by your engine manufacturer. These products are able to attach efficiently to your engine.

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.

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.

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.

Can a bad ignition switch keep a S10 from starting?

A bad ignition switch can cause your S10 not to start at all. And, it can keep your S10 from starting in a couple of different ways. The first is when the starter cranks, but the bad ignition switch doesn’t turn on the fuel pump or ignition.

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 does a bad fuel pump sound like?

One of the most common signs that a fuel pump is going bad is a whining sound. The whining sound can indicate that the fuel pump is going out before there are any performance based issues. Keeping an open ear can save you from getting stuck somewhere with a bad fuel pump. It’ll sound like a low frequency buzzing sound.

Why is my Blazer 4.3L driving like a dog?

If you have Hesitation and surging on Blazer 4.3L and it’s driving like a dog—poor acceleration, hesitation, or a surge and you suspect a fuel problem, you may be partially right. But before you start replacing really expensive components like the fuel pump, try this: Disconnect the electrical connector to the MAF sensor and take it for a drive.

What causes hesitation and surging on Blazer 4.3L?

Fix Hesitation and surging on Blazer 4.3L If you have Hesitation and surging on Blazer 4.3L and it’s driving like a dog—poor acceleration, hesitation, or a surge and you suspect a fuel problem, you may be partially right.

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.

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.

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).

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.

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 makes a 1997 GMC C2500 no start?

1997 GMC C1500, C2500, C3500 Pick Up. 1997 GMC K1500, K2500, K3500 Pick Up. All of the information you need to diagnose a misfire or a no-start problem (caused by the ignition coil, the ignition module, or the crankshaft position sensor).

What causes a Chevy S10 to not start?