Having problems with your 1997 Pontiac Grand Prix ?

I got a p0171 code and I can't seem to find the any kind of vacuum leak and car is overheating drastically

Posted / edited by AnonymousUser on : 01-03-2021

Answers :

Possibly a blown head gasket throwing off the O2 sensor? Do you have a lot of moisture coming out the tailpipe?
I would call the car dealer, he can help you with the code.
Repair Help & Product Troubleshooting for 1997 Pontiac Grand Prix

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