So I bought this car about 2 years ago, the check engine light came on about a week after I bought it. Still ran fine but brought it in to run the codes. Both upper and lower o2 sensors. I replaced the top and left the bottom. Been running fine until about a week ago, then noticed the engine was not…

PS, it is a gtp with the supercharger. Also I had the resonator rust out and fall out of the exhaust about a year ago. I replaced it with just a straight pipe and it was running fine. Then about a week ago when the heat issues started I had the straight pipe fall out and haven’t had a chance to fix …

You may have to stop fixing this car. If you fix one thing, something else will go wrong. I had a car like that a few times. Your question helped me remember an NFL guard for the Giants. Bill Parcells said that Brad Benson is like an old car. You turn the key and the wheels fall off. I was trying to…

[image] St247ji: Then got in it to run to the store and now the check engine light turned off Turned off or burned out?

[image] pleasedodgevan2: Your question helped me remember an NFL guard for the Giants. Bill Parcells said that Brad Benson is like an old car. You turn the key and the wheels fall off. … and after his NFL career, Benson opened a Mitsubishi/Hyundai franchise in Central NJ, which quickly gained…

FIXED, I had brought the car to the local auto parts place to hook up to there scanner and they said all it gave them was the o2 sensor code. It didnt seem like they even hooked it up right or waited for a scan. So a couple days later I decided to bring it to an auto parts store in the next town ove…

2003 Pontiac Grand Prix - CEL and O2

Maintenance/Repairs

St247ji January 3, 2021, 8:50pm 5

Turned off, the next day it came back on again

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2003 Pontiac Grand Prix - CEL and O2

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