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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 25, 2021
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Open Help Requests for GM
Help Request Answers
2008 Cadillac CTS 3.6L door locks VIN: 1G6DS57V08
Replaced driver rear door latch assembly, replaced passenger rear door latch assembly, now rear door locks function properly. Replaced Passenger Door Module(PDM), all doors will now lock and unlock with the Driver Door Module, or keyfob. No doors lock or u...
2010 Cadillac CTS Luxury 3.0L Accelerator Pedal VIN: 1G6DE5EG2A
Having trouble with a P2138 code for APP 2 circuit. Voltages disagree. APP 1 voltage is .94 volts with throttle released. APP 2 voltage is 1.18 - 1.25 volts with throttle released. My initial thought was a simple resistance issue inside the pedal. Replaced...
2012 Chevrolet Cruze LT 1.4L cooling fan VIN: 1G1PF5SC0C
greetings to all this 2012 cruze came in two weeks ago for the cooling fan staying on high all the time.at that point we installed a new thermostat ran the car still same problem,the thermostat did come out in pieces because the plastic housing where therm...

Fixes & Summaries for GM
Fix/Summary Answers
1986 Chevrolet Camaro Z28 5.0L No Start, Stall, MIL Lamp on VIN: 1G1FP87F8G
After thinking things through and double checking all the wiring pertinent to the codes 33 and 36. I put the original relays and Bosch MAF. Bingo codes went away. What I had done was I got ahead of myself and replaced these before replacing the relay connector... Trouble codes: 33 (mass air flow circuit high), 36 (maf burn off circuit).
2012 Chevrolet Silverado 3500 HD LT 6.6L Tcm VIN: 1GB3K0CL3C
Well we finally got this one fixed & running for 2 week with out a issue. Are problem turned out to be pin tension on the TCM connector pins. We went along and tested all the pins for drag resistance and fond 10 or 11 that had very little drag. So we pull them...
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