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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for December 25, 2007
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1997 Pontiac Grand Am SE 3.1L Poor Idle Quality, Misfire, Poor Fuel Economy
Hi everybody this is my personal car I was chasing this problem for a long time, there is no repair manual that I did not try or advice that I did not use. This car is in top shape as you can tell by compression readings. No leaks all vacuum lines etc are tigh... Trouble codes: P0300 (pendin code random misfire)

Fixes & Summaries for GM
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