Why does my GMC S15 stall at high idle?

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.

What should I do if my GMC S15 dies?

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. I am getting fuel to the injectors.

What kind of engine does a 1988 Chevy S10 have?

I have a 1988 S-10 with a 2.8L V-6 Carb body fuel injection. The vehicle starts every time and will run from a few seconds to sometimes up to 15-20 minutes. Then it just dies like you turned the key off.

What kind of engine does a 1995 Sonoma have?

I’ve got a 1995 Sonoma with the 2.2 and it suddenly quit while I was driving on the interstate at about 70 mph. I got it home via AAA and found I had plenty of fuel pump pressure as well as spark.

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.

What should the fuel pressure be on a GM 4.3L?

This is where you’ll connect your fuel pressure gauge (the first photo, in the image viewer, is of a 4.3L, and the second of the V8 engine). NOTE: In case you’re wondering, the factory manual specifies that the fuel pressure for the CSFI system should be between 56-62 PSI. The CPI system’s fuel pressure should be between 60-66 PSI.

How much psi does a fuel pump need to start?

The fuel pump produces much more than just 50 PSI of course.. but the bare minimum the engine needs to start is 50 PSI… so anything less and it will crank for ever before it starts or not start at all.

What’s the fuel pressure on a diesel truck?

Thailand Diesel Pickup… by jkates 4213 views 1. FUEL PRESSUREFUEL PRESSURE SPECIFICATIONSSPECIFICATIONS 2.

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 does it mean when your car Idles smooth?

Smooth idling indicates that your engine’s fuel and air are mixing just right. What is rough idling? If your vehicle’s idle is rough, possibly rising and falling, or having difficulty maintaining a steady rate of rotation, you may have a problem that needs fixing.

What causes a Chevy Suburban engine to stall?

Stumbling and poor idle can be caused by air or fuel starvation so make sure that those filters are OK. I think that my own problem is caused by dirt in the fuel tank plugging up the fuel intake screen. I think the dirt falls off when the engine is shut off.

Why does my ATV keep sputtering and misfire?

Another reason why your ATV may be sputtering is because of the ignition coil. If the ignition coil doesn’t send enough of a spark into the spark plugs, then your ATV will misfire and sputter. If you suspect that your ignition coil isn’t working correctly, then you may need to take your ATV to a mechanic.

Can a club car run then stall and sputter?

The club car will run for a short stint then stall and sputter. Let sit a few minutes it will run again for a short stint. Answered! View the answer I have this problem too

Why does my car sputter when I Turn on the engine?

The fuel filter ‘s job is to filter the fuel going to the fuel injectors and then enter the engine. A clogged fuel filter can cause the engine to get too low fuel pressure or cause a clogged fuel injector. Low fuel pressure will cause the engine to run very leanly, and therefore it may cause the engine to sputter.

What causes a lawn mower engine to sputter and die?

Mower starts right up, give it full throttle and engage blades mows less than a minute then starts to sputter and dies. It will start right back up and do the same thing again. Changed fuel filter, checked gas cap vent, spark plug cleaned and gaped.