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Prev Professional Automotive Repair Technical Discussions for April 25, 2013
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Open Help Requests for GM
Help Request Answers
2004 Cadillac DeVille 4.6L Mechanical VIN: 1G6KD54Y74
Hey everyone i need some help i have a 2004 cadillac deville after it sits for awhile i can go out and start it and it will rev up high and miss really bad on multiple cylinders but if it runs for about 30 sec to 1 min. It will stop idle high and missing you c...
1998 Chevrolet K3500 Cheyenne 6.5L No Start VIN: 1GCHK34FXW
I whant to know how to distinguish between the injection pump and the sut off solenoid i have no fuel to injectors
2002 Chevrolet Silverado 1500 5.3L radio VIN: 2GCEK19T42
this is my truck...not really a problem more of a curiosity...possibly not coming from radio but sometimes while sitting in truck waiting at local department store for wife I can here a fan running that sounds like it is coming from right around radio area hav...
2004 Chevrolet Tahoe LS 5.3L Surge, Cuts out VIN: 1GNEK13Z74
Hello to all. I have a Tahoe 5.3 with a problem that happens between between 5 and 30 miles of driving. Only at light throttle. Most test drives. A drop of power from the engine for one or two seconds. Then again after a about 10 seconds. Then it usually doesn...
2004 Chevrolet Trailblazer LS 4.2L t-case VIN: 1GNDT13S84
the latest thing going on with the 4x4 on this vehicle is it went into neutral while driving. i checked it out and ended up putting a reman transfer case in it. imediately had problems with new one and long story short, ended up plugging in old transfer case a...
2001 Pontiac Grand Am GT 3.4L fuel pump VIN: 1G2NW52E51
Car has intermittent no start condition, customer says it usually happens when rainy or wet. Will crank fine, no start. Replace ignition cylinder for VTD codes about 2 weeks ago, came back no start. Fuel pump not running for initial prime or when cranking. Che...
2000 Saturn LS2 3.0L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1G8JW52R2Y
vehicle came in with a no start and wanted to replaced the timing belt for no reason, car shut off and didnt want to start back up. well when i took the timing cover off and got crank lined up both the cams were off about 2 to 4 teeth. installed timing belt an... Trouble codes: P0056 (Heater oxygen sensor bank 2 sensor 2)
2002 Saturn L200 2.2L insp monitors VIN: 1G8JU54F92
any ideas to complete monitors for nyvip inspection have driven vehicle over 400 miles cant complete oxygen sensor monitor and oxygen heater monitors both oxygen sensors have been replaced heater has good power and ground any ideas thanks

Fixes & Summaries for GM
Fix/Summary Answers
1999 Cadillac Seville STS 4.6L Accessories VIN: 1G6KY5496X
This vehicle have two issues. The first is the Instrumental cluster shorting.. Customer opt to bypass circuit with an added relay. the second fault is in the audio amp fuse. Disconnecting the amp wiring or audio radio, cd changer, and cellular at the dash di...
1998 Chevrolet Tahoe LS 5.7L lifters VIN: 1GNEK13RXW
Many thanks to all the tecs. for your input / insight. Hope this is was caught in time. Customer knows better and thought the oil was changed sooner then that. No records found to be different. The windshield sticker was from Jiffy lube and 10W40 oil was used....
2005 Chevrolet Colorado Z85 LS 3.5L Misfire VIN: 1GCCS136X5
thanks for all the help checked all coils and all fuel injectors checked drivers in computer and all were good.checked wiring harrness checked o2 senser and everything checked out good installed a engine and all is working good now Trouble codes: P0302.
2006 Chevrolet Colorado LT 2.8L Cuts out VIN: 1GCCS19816
hi every one still waiting for customer to return vehicle to continue repair thanks to everyone with thier help
2004 GMC Yukon XL 1500 SLT 5.3L drivers seat heater VIN: 3GKEC16Z24
drivers door module fixed this issue. sorry to all for taking so long to close this request. thanks to all for your input. best wishes for the new year/
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