2002 Chevrolet Avalanche Logo
Posted on Feb 01, 2012

I have a 2002 avalanche and the truck runs fine. But every once in a while the truck will lose power and will shut off. I seems like it isn't getting fuel but I have replaced the fuel pump. After I let it sit for a while it will usually start back up. Any ideas?

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Anonymous

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  • Posted on Dec 11, 2012
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Crank position sensor if its an 8.1 liter 2500. Do the research. Big problem for them...I had it on mine bad. ... Good luck frank

  • Anonymous Dec 11, 2012

    Crank position sensor if its an 8.1 liter 2500. Do the research. Big problem for them...I had it on mine bad. ...
    Good luck
    frank

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3 Related Answers

Anonymous

  • 507 Answers
  • Posted on Jan 21, 2010

SOURCE: 2002 Chevy Avalanche. Truck will not

Do a bench test on the starter. Remove starter, hook up a ground cable to starter, and positive to two prongs on starter and it should spin. You can do this in vechile too but not suggested due to risk of injury. If it doesn't spin, probally a solenoid or the starter it self. Unlikely but possible.

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Jim Goldsmith

  • 2005 Answers
  • Posted on Jun 29, 2011

SOURCE: my truck starts like it

replace the batery cables (they corode in the middle and, look fine on the outside but, when you cut them in half they are filled with gray corosion dust; causing very high resistance.

Anonymous

  • 275 Answers
  • Posted on Jul 23, 2011

SOURCE: code B0267 pump motor circuit

If you pull the controlling relay...the pump should stop.
Then, we gotta find out why the relay is energized...or if maybe the contacts have welded together.

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1answer

Ran out of gas, car wouldn't crank replaced fuel pump, fuel relay, and in line fuel filter and still won't crank on 2002 chevy avalanche

still won't crank ? how's your battery ? starter ? starter solonoid ? if your engine does'nt crank , its dead ! would'nt you check the battery first ? then move on with checking the starter circuit ? seems like your putting the cart before the horse ! first of all, when you run out of gas, you need to replace the FUEL FILTER, your engine just sucked the dirt, garbage, etc., out of the tank. there's plenty of sediment in the tank, don't know how it gets there, but, you'd be surprized ! talking threw experience !!! I operate heavy equipment, its a cardinal sin to run out of fuel !!! you say you replaced the inline filter, which one, up by the engine or the main filter, under vehicle along frame ? are we talking about the same animal, PLEASE CLARIFY !
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02 AVALANCHE 606.000 RUNS EXCELLENT FOR 5 MILES THEN SPITS SPUTTERS STALLS RESTART FINE THEN RUNS SMOOTH PORRS LIKE A KITTEN

Do you have any OBD Check Lights on your dash?

Any stored codes?

Don't see the intake question,same,
worse,still has to be fixed

I would suggest you drive around with a mechanic
& have that person bring along a professional grade
scan tool or software & see what data shows up.

If that isn't done, there is a good chance you will be told
they couldn't find anything,that happens way too often

You don't get what you go to a repair shop for & they don't
seen to understand why your there.
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I have a 2001 jaguar xjr. For some reason after the car warms up, it seems to lose power. When you're on the accelerator, it seems like its cutting in and out and the supercharger isn't spooling up...

It could be you crank angle senser.When this happens try throwing some water on it and go for a test drive.When that cools down it will operate normally till it heats up .
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1answer

The truck dies while I am driving

I read this in a blog and it worked for my truck. I cleaned the throttle body and the air filter. It seems to be starving for air when you are just at idle cause it would not die when I was going down the road. Only if I was pulling into park with the rpms really low. Just pull the intake off and clean the throttle body. You will see a bunch of gunk. Clean it until it turns silver again.
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SHUTTING OFF

Camshaft Sensor is most likely the problem. Cost about $250 at the dealership.
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