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Prev Professional Automotive Repair Technical Discussions for September 13, 2009
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Open Help Requests for GM
Help Request Answers
1996 Buick Park Avenue 3.8L excess cranking VIN: 1G4CW53L3S
Vehicle may often have a longer than normal cranking time before starting - always starts and is normal operation without any problem after running. Has platinum plugs, look normal.
1998 Pontiac Grand Prix SE 3.1L Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp on VIN: 1G2WJ52M2W
Ladies and Gentlemen, it's been a while, I need your help again. This one is my daughter's car so I get to work on it on the weekends. What I have here is an intermittent condition consisting of multiple misfires accompanied by a P0654, Engine Speed Output C... Trouble codes: P0654

Fixes & Summaries for GM
Fix/Summary Answers
2007 GMC Acadia SLT 3.6L MIL Lamp on, traction control off VIN: 1GKER3357J
As far as I know we have fixed this vehicle. A week now and no word from the owner. We replaced the fuel pump and that seemed to fix the lean codes and that in turn seemed to keep the traction contol working. If I never see another Acadia it will be too soon! Trouble codes: P0171 (lean bank 1), P0174 (lean bank 2), P0496 (excessive evap flow).
1989 Oldsmobile Cutlass Supreme 2.8L No Start VIN: 1G3WS14W2K
Thanks to everyone who replied, most had it right it was a ruptured fuel pressure regulator. Thanks again.
1997 Pontiac Grand Prix GT 3.8L starting system. VIN: 1G2WP12K6V
Thank you so much for all the helpfull replies! Many of the replies stated that a faulty ignition switch was most likley to blame. It was indeed a faulty ignition switch. Once I removed the steering coulmn covers I got the no start condition to happen. When it...
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