2002 Pontiac Grand Prix Car Runs Rough Shakes Accelerating Down Highway About

2002 PONTIAC GRAND PRIX
215,000 MILES
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ANONYMOUS
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  • 1 POST
Car runs rough and shakes when accelerating down the highway at about 45-50 mph
Mar 26, 2013 at 11:24 PM
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ASEMASTER6371
  • ✓ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
sounds like an engine miss fire.

is the check engine light on??

Roy
Mar 26, 2013 at 11:26 PM
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