Mechanics

MASS AIR FLOW SENSOR

2002 Pontiac Bonneville

Electrical problem
2002 Pontiac Bonneville 6 cyl Two Wheel Drive Automatic

I have a scanner that says their is a probleum with maf or vaf, I have had the screen blown with a cleaner, replaced the air and fuel filter, along with plugs, still have a jerking in the engine, any ideas
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TRYINGTO
September 17, 2009.



Has the check engine light come back on? Have you checked fuel pump pressure? Any vacuum leaks?



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