Check Engine Light Due to Oxygen Sensor Failureon Pontiac Grand Prix

The oxygen sensor can fail causing Check Engine Light illumination and the engine to run rich (burn more fuel than normal).

RepairPal Verified
Average mileage : 134,333 (85,000–179,000)
Exhaust & EmissionsAffected: = affected_variants_list(car_problem_description)
5 Years Affected: 1990, 1991, 1992, 2004, 2005
7 people reported this problem
1 person shared problem details
02 sensor replaced and check engine light still on
1 person likes thisFlag inappropiate
Related Items:
I put on a K&N 57 Series FIPK air intake and a 2.5 cat back exhaust on. Now the car surges and...
The engine seems to be running a little rough and my dealership told me before about replacing...
Illumination of the Check Engine Light can be caused by a loose or worn gas cap.
my check engine light turns on tells me that it has a low bank and when i go it checked it turn...
I've had to replace the mass air flow sensor 3 times now on my 2000 Grand Prix GTP. Is there a...

Related Content