1997 Pontiac Grand Prix Car Misfires Idle Could

1997 PONTIAC GRAND PRIX
174,000 MILES
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ANONYMOUS
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Car misfires when idle, could be the problem
Feb 7, 2013 at 3:07 PM
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JDL
  • CAR REPAIR CONTRIBUTOR
  • 16,098 POSTS
Check for applicable trouble codes. To check codes yourself, you need an obd2 code reader. Some of the national brand autostores will check codes for free. The code might tell you which cylinder has a problem? Then you check fuel--spark--compression on that cylinder.

How long since a tune-up?
Feb 7, 2013 at 4:12 PM
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