|Prev||Professional Automotive Repair Technical Discussions for April 3, 2014
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Open Help Requests for GM
|2001 Cadillac Eldorado ETC 4.6L Battery Drain VIN: 1G6ET12991
Thank you in advance for any help! The vehicle came in with the battery going dead over night - tested the charging system and it is charging well and the battery is new. U1064 is the only code that is present. There are no aftermarket accessories installed - ...
|1996 Chevrolet Tahoe LS 5.7L Poor Idle Quality, Surge, Misfire VIN: 1GNEK13R8T
This is an intermittent problem that happens once a month. The customer brings it in running rough but once you turn it off the problem corrects. Not sure what else to write. Doesnt happen when it's at the shop. Trouble codes: P2135
|2010 Chevrolet Impala LT 3.5L No Start, No Crank VIN: 2G1WB5EN9A
Vehicle does not crank or start. Customer states vehicle initially experienced a no start/no crank condition yesterday, however after waiting several minutes customer was able to crank and start vehicle. Vehicle then needed to be towed due to not cranking or s... Trouble codes: U0100 (Lost Communication with Engine/Powertrain Control Module ECM/PCM)
|2006 GMC Sierra 1500 SLE 5.3L Hvac VIN: 2GTEK13Z86
2006 GMC Sierra with Dual Auto temp controls. Heater puts out full heat at any temp over 61 Degrees. If lowered below 61 goes full cold (as it should). Checked voltage to actuators and they are correct. Has anyone had a vehicle with this issue? I did look on s...
|2001 Oldsmobile Aurora 3.5L pressure control solenoid VIN: 1G3GR62H61
vehicle came in with complaint of the trans starts to whine intermittently and when it does it will shift hard into all gears until you shut the car off and re start it. it had a p0716 input speed fault and p1811 max adapt/long shift fault stored in controller...
|2002 Saturn L200 2.2L Passlock VIN: 1G8JU54F82
Came in with start stall problem- found vehicle will start run for 4 seconds kill, security light flashing-scan body and pcm for codes no codes present-installed new passlock cylinder housing performed re-learn vehicle started - started 3 more times ok--then p...
Fixes & Summaries for GM
|2000 Buick LeSabre Limited 3.8L Unknown VIN: 1G4HR54K0Y
bad motor mounts was the cause of this. thanks for all the help
|1999 Cadillac Seville SLS 4.6L starter VIN: 1G6KS54Y5X
Thanks to all .It did have blown head gaskets and was hydrolocking. Customer declined expensive repair so we treated w/ Blue Devil. So far so good even though we don't normally repair cars like this. This car wasn't good enough to do expensive repairs. Thanks ...
|2008 Chevrolet Silverado 3500 HD LTZ 6.6L Hesitation, Cuts out VIN: 1GCJC33688
Thanks for all the replies, the truck is fixed finally! We removed the timing cover and found the crankshaft reluctor was bent. We replaced the ring and it runs great now. It was reading a good waveform on the scope but at higher rpms affecting the timing. Trouble codes: P0087 (Low rail pressure previously).
|2007 GMC Acadia SLT 3.6L Misfire, Shutter VIN: 1GKER33787
Transmission flushing cured the problem, all input and replies were very helpful, scanning showed no other codes at this time and vehicle road and drove fine. Thank you for all your help.
|2002 Oldsmobile Alero GX 2.2L Monitors won't reset VIN: 1G3NK52F12
Well I had some good replies on this one, engine temp seems to be critical for the monitors to reset and just as I was monitoring ECT while driving the last two monitors reset for me. Both new oxygen sensors and the new catalytic converter, plus around 300 mil...