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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 26, 2017
International Automotive Technicians' Network (iATN) - Members Only
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
2011 Buick Regal CXL 2.0L keyless entry VIN: W04GW5EV3B
Customer states keyless entry stopped working over weekend. Verified basics, key fob battery, RF output, monitor RX and TX signals at keyless entry module above cluster and both signals change state when any button is hit after signal rest. Scanner reports no ...
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1999 Chevrolet K1500 Suburban 5.7L Misfire VIN: 3GNFK16R1X
Hi and please make me and my advisor happy :) I have swapped wires and spark plugs, confirmed good strong blue spark delivery to #2 cylinder plug boot. Have no assist at all #2 cylinder. Have performed all the listed testing, including retesting wet compressio... Trouble codes: P0302, P0141
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2007 Chevrolet Silverado 1500 LTZ 5.3L Radio VIN: 3GCEK13M27
I have a truck with radio that intermittently only works on the tweeters. This is a new body style with no amplifier. We have installed 2 used radios now with no change. Using a Verus to command each speaker, there is zero output from all the speakers except t...
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2014 Chevrolet Cruze LT 1.4L Stall, Misfire VIN: 1G1PC5SBXE
I checked all that I know how on this Car it is driving me up the tree. This Automobile will only operate at low throttle any time you try to accelerate it starts to stumble and produces random misfires on all Cylinders. It also throws a loss of com on the ABS... Trouble codes: P0300 (General Missfire), U0100 (testing and results)
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Fixes & Summaries for GM
Fix/Summary Answers
1998 Cadillac DeVille 4.6L Data Loss VIN: 1G6KD54Y0W
FOUND INSTRUMENT CLUSTER TO BE BAD. HAD SEVERAL CODES AND LOSS OF SERIAL DATA DUE TO BURNED CONNECTIONS ON COMPUTER PC BOARD.
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2011 Chevrolet Traverse LT 3.6L MIL Lamp on VIN: 1GNKRJED9B
I'm not 100% certain this vehicle is fixed, but it has been gone for several weeks now. I never came up with any definitive evidence to condemn the injectors or O2 sensors. According to freeze frame data CEL had been on for 25k. Performed top end and injector ... Trouble codes: P2099 (Post Catalyst Fuel Trim System High Limit Bank 2).
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1998 GMC C1500 Sierra SL 5.7L MIL Lamp on VIN: 1GTEC14R7W
thanks everyone for your help, I found the issue which was a leak on a evap hose from the canister to the fuel pump I smoked it and found it thanks once again for all your comments. Trouble codes: P0440.
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1967 Pontiac Bonneville 6.6L Heater core VIN: 262397E143
Thanks for all of the information everyone. Yes, the core came out from under the dash. Once all of the nuts were removed from under the hood the unit came out. I also found crappy looking vacuum hoses, replaced them all as well. As far as the core we went wit...
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