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Chevrolet Repair/1990 3.1L v6 Camaro rs

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Question
The car turns over starts and then either idles horribly or instantly turns off or both. i have changed the map sensor, idle control, and throttle control checked vacuum lines and tested the fuel pump and spark plugs checked the fuel injectors and polished up some other pieces. i have heard rumors of the ignition module but its hit or miss from what i have read. if you can help that would be great!

Answer
TRAVIS THERE ARE NUMEROUS ITEMS THAT COULD BE CAUSING YOUR PROBLEMS,I AM LEANING TOWARDS 2 HOW EVER.THE FUEL PRESSURE REGULATOR IS ONE AND YES U COULD HAVE A BAD IGNITION MODULE.I WOULD REMOVE THE MODULE AND TURN IT OVER AND LOOK FOR A CRACK TO WHERE MOISTURE COULD BE GETTING IN AND CAUSING A MISFIRE AND IF THAT IS THE CASE YOU SHOULD BE ABLE TO SEE BURN MARKS FROM THE SPARK JUMPING AROUND.THE THIRD THING COULD BE A BAD COIL.GOOD LUCK AND LET ME KNOW HOW IT GOES.

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Clayton Herzner

Expertise

I can answer questions on the chevy 3.1 engine and also anything pertaining to the chev lumina from a basic tune-up to a complete tear down and rebuild.I WILL ANSWER QUESTIONS THAT PERTAIN TO THE CHEVY LUMINA AND THE 2.8 AND THE 3.1 CHEVY ENGINE.I WILL BE HAPPY TO ANSWER OTHER QUESTIONS ON OTHER MODELS OF THE CHEVY FAMILY BUT I WILL HAVE TO RESEARCH YOUR QUESTION SO PLEASE BE PATIENT.

Experience

I have been working on chevy's for over 40 plus years.I started working on and towing vehicles for over 40 years for just about every dealer in the Cincinnati Oh. area.

Education/Credentials
I started working for my uncle 40 years ago in the neighbor hood gas station and i was a quick learner.I read every book that comes out with repair updates.

Past/Present Clients
Many years ago i was an expert on this site and maintained a high rating week after week.

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