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Prev Professional Automotive Repair Technical Discussions for June 26, 2011
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1999 Chevrolet Silverado 1500 LT 5.3L Oil Use VIN: 2GCEK19T3Y
this one was brought to me because i work on there other car. the complaint is it uses a quart of oil between changes-every 3,000. i know i could say that is normal, but my customer was told at the dealer that a "gasket set" will fix it, i cannot contact anyon...
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2002 Chevrolet Cavalier 2.2L No Start
The Cav came into shop with poor fuel pressure and bad volume as well, so we replaced the fuel pump.. The problem now is the Theft light on dash will not reset..and we have no injector pulse. Its a aftermarket alarm system. We tried a relearn twice..and after ...
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2004 Chevrolet Tahoe LT 5.3L Misfire VIN: 1GNEC13Z44
this one is personal the wifes truck. engine started misfiring with a p0200 and p0300 fuel pressure is good coils good the misfire was on #5and #3 i switched the injector from #5 to#1 and now i have a miss on #1 so i put a new injector in #1 and still have the... Trouble codes: P0200, P0300
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1997 GMC C3500 Sierra SL 6.5L Surge VIN: 1GTHC33F2V
I first noticed when pulling heavy trailer while merging on the interstate, a pop in the exhaust (back-fire?) just one time 1 month ago. I dismissed this to possibly hitting something or the horses maybe kicked the trailer. Ongoing a few times, it seems to be ...
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Fixes & Summaries for GM
Fix/Summary Answers
2005 GMC Envoy Denali 5.3L No Start, Stall VIN: 1GKET63M15
This is the day the Lord has made so let's us all rejoice & B Glade in it. And I'm very much thankful and appreciate all the technical info .Now hear Store goes this vehicle is finally fix,the pervious day B4 I post my help request The vehicle had stall... Trouble codes: P0689, P0443, P1516 (p2176-), P2176 (p1682-), P1682.
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1989 Pontiac Sunbird SE 2.0L Poor Idle Quality, Hesitation, Stall VIN: 1G2JB11K5K
THANKS AGAIN FOR ALL THE HELP, VEHICLE ENDED UP IN A SCRAP YARD AFTER, ON ANOTHER TEST DRIVE, BROKE THE OTHER AXLE. THIS THING WAS ROLLING JUNK AND FRANKLY UNSAFE FOR THE ROAD. ITS GONE, NEVER FOUND A SHORT OR WHICH OF THE COMPONENTS WERE PULLING TOO MUCH POWE... Trouble codes: 13 (o2 sensor ckt open).
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1996 Pontiac Firebird Trans Am 5.7L No Start VIN: 2G2FV22P1T
Thanks for the responses. It was the optispark that had failed. Douglas from Ontario provided the testing info I was looking for. On this one I had 5v on both high & low resolution circuits and they were fixed at that while cranking. As I stated in my original...
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