Having problems with your 2002 Pontiac Grand Am ?
2002 pontiac grand am, idle fluctuates at cold start in parkp0102
\015 Idle fluctuates at at cold start in park. code p0102, mass air flow circuit low. it fluctuates a little in drive.\015
Sounds like a vacuum leak. Do you hear a sucking sound? Check your vacuum hoses, around the throttle body and intake for the sound. p0102 can come on when there is unmetered air getting to the engine and it could be fluctuating because the idle air control valve is trying to compensate.
Repair Help & Product Troubleshooting for 2002 Pontiac Grand Am
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