I have a 2004 grand prix. Car feels like it's losing power, but goes away with accerlerating. No codes.

Asked by Apr 05, 2017 at 08:30 PM about the 2004 Pontiac Grand Prix

Question type: Maintenance & Repair

Have cleaned throttle body, tune up, cylinders, map and fuel filter.  

1 Answer

74,605

Try cleaning the Mass Air Flow Sensor with MAF spray cleaner.

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