Service Engine Light Is On

7.0

pretty bad
Typical Repair Cost:
$120
Average Mileage:
105,000 miles
Total Complaints:
2 complaints

Most Common Solutions:

  1. dtc showed a bad maf sensor and also a bad injector (1 reports)
  2. not sure (1 reports)
2001 Pontiac Grand Prix engine problems

engine problem

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2001 Pontiac Grand Prix Owner Comments

problem #2

Nov 052008

Grand Prix GTP 3.8L V6 Sc

  • Automatic transmission
  • 150,000 miles

A D V E R T I S E M E N T S

Wasn't sure if the injector was bad or because of the Maf sensor ( showing low input ). swapped the #3 injector with #1 and after running the car, DTC code showed up #1. I knew then that the injector was bad. also had to replace the Coolant Temp sensor. Been a little over a month and today, the car cut off on my Daughter. after checking the Code, it now shows a high input on the MAF sensor. What a Pain !!!

- John S., Cheraw, SC, US

problem #1

Dec 102006

(reported on)

Grand Prix 3.8L V6

  • Automatic transmission
  • 60,000 miles

My service engine light keeps coming on and off and blinks. I've had it at the deal multiple times and had several diagnostic tests. I have had my catalytic converter replaced twice, 6 O2 sensors replaced; I have had it at the dealer 4 or 5 times with the same answer, O2 sensor. My check engine light is still on and I think it might be related to much bigger problem.. See my other complaint under transmission.

- Dana H., Russellton, PA, US

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