Having problems with your 1999 Pontiac Grand Prix ?

Black smoke and car keep cuttin off wat do you think the problem is

Posted / edited by AnonymousUser on : 18-03-2019

Answers :

Could be the O2 sensor or a bad fuel pressure regulator. Sounds like the car is getting too much fuel. Any check engine light on?
Repair Help & Product Troubleshooting for 1999 Pontiac Grand Prix

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