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Prev Professional Automotive Repair Technical Discussions for November 30, 2012
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Open Help Requests for GM
Help Request Answers
2007 Buick Lucerne CXS 4.6L No Start, Runs after key off VIN: 1G4HE57Y47
Vehicle came in running rough, tuned up [...], cleaned injectors, ran good but, turn key of vehicle still runs and is a rough idle, replaced ignition switch due to worn contacts but condition still exists... Please help
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1999 Chevrolet Blazer 4.3L 2-3 shift VIN: 1GNDT13WXX
Came in for multiple transmission codes.Problem started after engine replacemnt at another shop. P0785,p0758,p0753. Found broken wire at transmission connector - replaced still have same problems...a transmission shop replaced wiring harness and solinoids - re...
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2003 Chevrolet Trailblazer North Face 4.2L Reverse and 4th gear VIN: 1GNDT13SX3
Good evening guys, This has been my first 4L60 overhaul, so keep that in mind. The customer brought me the transmission, and told me it was from a 2005. I'm wondering if the parts i installed are compatible with a 2003.Everything seemed to go fine with the ove...
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2005 Chevrolet Cobalt SS 2.0L MIL Lamp on VIN: 1G1AP12P05
This car came to us with a check engine light and a card in the spokes sound from the engine. It had a P0017 code for Crankshaft Position - Exhaust Camshaft Position Correlation. We found a broken timing chain guide and the cams out 1 tooth. We replaced all th... Trouble codes: P0017
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2008 Chevrolet Tahoe LTZ 5.3L Lifter VIN: 1GNFK13018
I have a Tahoe with the active lifter system that I just replaced all 4 active lifters on the passenger bank. On my test drive, the vehicle started misfiring again the exact same way as before!! Before I tore it apart originally, it had a P0306. No compression...
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1996 Geo Metro LSi 1.3L Temp gauge
Hi, I have this Geo that the temp gauge will drop to cold when the car is up to operating temp and sometimes when the car is cold the temp gauge won't come up and when it finally does it just pops right up to half way, sometimes it could be hours the customer ...
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1992 Pontiac Grand Prix SE 3.1L No Start VIN: 1G2WJ14TXN
Car came in hook , no fire no injector pulse, kept blowing dis fuse, found short in modcule, replaced modcule crank sensor, the fuse, now have spark and injector pulse , fuse no longer blowing, but car will not start. Acts like plug wires crossed back fires th...
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Fixes & Summaries for GM
Fix/Summary Answers
2005 Chevrolet Aveo LS 1.6L Airbag Light VIN: KL1TD52665
Thanks for your replies. As several of you had suggested, I had tried "tricking" the scanner by calling it a 2006 Aveo instead of a 2005 and the scanner (an OTC Nemisys) would not connect. Ended up sending the module out to be reset and reinstalled it and ever...
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2005 Chevrolet Cobalt LS 2.2L No Start VIN: 1G1AL52F65
Well Dan and Greg were right on.Thanks so much for the suggestions.We called customer and had them bring vehicle back to shop so we could check to see if the timing chain tensioner was bleeding down.We already looked for coolant in cylinders and found nothing ... Trouble codes: P0130 (O2 fault b1s1), P0340 (Cam position), P1133 (Ho2s b1s1 insuf.), P0134 (Low o2 activity b1s1).
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2011 GMC Savana 2500 4.8L steering VIN: 1GTW7GCA3B
Hi everyone again, First of all I like to thank all of you for the suggestions, they were helpful to make some decisions to the fixing. Sorry for not responding sooner ,the reason as been that the customer works out of province and needed the vehicle and to...
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2002 Pontiac Montana 3.4L No Start VIN: 1GMDX13E82
after getting first replie stating that it sounded like a crank sensor problem. i hooked up scope and sure enough crank sensor pattern started showeing clitches in pattern. Replaced crank sensor ans ao far customer has not been back. Thanks to all who replied ...
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