Rough idle pings and knocks when revved

Tiny
ANONYMOUS
  • 1994 PONTIAC GRAND AM
  • 285,000 MILES

Rough idle pings and knocks when revved

Wednesday, December 5th, 2012 AT 4:03 AM

1 Reply

Tiny
DOCFIXIT
  • EXPERT
  • 19,043 POSTS

Have EGR checked and engine compression

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Wednesday, December 5th, 2012 AT 1:34 PM

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