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Prev Professional Automotive Repair Technical Discussions for December 15, 2014
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
2003 Chevrolet Tracker 2.0L engine VIN: 2CNBE13C93
thanks in advance, got this vehicle in after it had been to another shop where they put in a new timing chain, when the customer got it back it now has a very bad vibration in the engine worse at idle, not a miss the engine runs perfect, we took the torque con...
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2006 GMC Envoy SLE 4.2L Cam Sensor VIN: 1GKET16S46
HAS ANYONE SEEN A CAM SENSOR WAVEFORM LIKE THIS BEFORE?
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2007 GMC Sierra 1500 Classic SL 4.3L Stall, MIL Lamp on VIN: 1GTEC19X87
Owner said has been looked at by Chevrolet dealer 4 times for an intermittent stall. When it stalls, sometimes it just cranks and no start. Was towed in, and of course it has not stalled in 3 days. Here is what we found. 1. Will NOT communicate with the Tech2 ...
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2001 Pontiac Grand Am SE 3.4L MIL Lamp on VIN: 1G2NF12E81
Pretty sure we have a bad PCM on this one. Sets code P0030 (oxygen sensor heater circuit fault) right after start-up every time, replaced upstream sensor with new Denso part, still sets code, tried Delco sensor, same result. Test says to monitor O2 heater curr... Trouble codes: P0030 (Oxygen sensor heater circuit fault)
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2009 Saturn Vue XR 3.6L Starting sytem VIN: 3GSDL537X9
First of all I want to thank everyone in advance for any assistance. I have this Saturn Vue. The drivers complaint is the vehicle will intermittently crank with just the key in the ignition, even in the off position. Won't start, just crank. He also states tha...
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Fixes & Summaries for GM
Fix/Summary Answers
2009 Cadillac CTS 3.6L center panel controls VIN: 1G6DT57V29
AS PREVIOUSLY STATED "UNITED RADIO AND B.B.A REMANUFACTORERS WERE UNABLE TO TEST OR REPAIR CENTER CONTROL PANEL I DISCOVERED A VERY HELPFUL GM AUTHERIZED CENTER CALLED MODEL ELECTRONICS IN NEW JERSEY. PH # [...]. THEY OFFERED TESTING AND REPAIRS. I OPTED...
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1988 Chevrolet S10 2.8L No Start, Poor Idle Quality VIN: 1GCCT14R3J
Thanks for the input from all of you guys. You guys are awesome. I knew it would be something simple I overlooked and it was. The timing chain had jumped 4 teeth. I am still amazed it had that good of compression and it would run, but sometimes crazy thing...
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1992 Chevrolet C1500 454 SS 7.4L Hesitation, Surge, Cuts out, Stall VIN: 1GCDC14N0N
I didn't know if my punctuation was not right I was not a professional, for those who contributed to my post thank you great info Michael from Missouri was closest but Larry, Josh, and Paul were there as well. The map sensor was bad the 5 volts I know was wron...
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2004 Chevrolet W3500 Tiltmaster W3S042 4.8L cranks ok no run VIN: J8BB4B1464
FOUND TWO PROBLEMS AFTER SEARCHING FOR TWO DAYS ON BOTTOM SIDE OF OUTSIDE FUSE PANEL CORRODED WIRING DUE TO COVER MISSING ON TOP OF FUSE PANEL FOR A MONTH [GOT THIS INFO FROM CUSTOMER AFTER FACT] AND A SHORTED PRNDL SWITCH ON TRANS THANK YOU TO ALL THAT HELP...
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2002 Saturn SL1 1.9L multiple VIN: 1G8ZH52832
Well I replaced the exhaust manifold/cat and cars running great with no codes. Thanks for all of your help.
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