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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for March 16, 2021
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Open Help Requests for GM
Help Request Answers
2010 Cadillac SRX 3.0L Engine upper VIN: 3GYFNGEYXA
Please give a listen. Let me know your thoughts? I must be missing something. To create the noise the car must be cold. After start up we are still fine. No noise. If I then drive a half mile to a mile the noise...
2002 GMC Yukon SLE 5.3L Auxiliary (rear) AC VIN: 1GKEK13T82
Service information discusses KDD communication between front control and rear auxiliary control module.HVAC (main) control module communicates on the class 2 bus. I have looked high and low and could not find any info on this communication protocol. I fou...
2004 GMC Sierra 2500 HD SLE 6.6L Nothing works VIN: 1GTHK23124
The truck will start no problem however it will not shut off, The truck has no power windows, lights, instrument panel or communication

Fixes & Summaries for GM
Fix/Summary Answers
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