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Professional Automotive Repair Technical Discussions for July 6, 2020 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 | |
| 2002 Chevrolet Express 3500 5.7L Excessive RPM's VIN: 1GCHG35R22 Bought vehicle from customer in hopes to resale it. Had lots of misfires in all cylinders, plug wires were touching exhaust manifold and most of the plug wires had electrical tape on them. Did a tune-up using only OE parts. Seemed to help but still had mis... Trouble codes: P0300 (multiple misfires) |
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| 2002 Chevrolet Trailblazer LS 4.2L electric windows, door locks VIN: 1GNDS13S92 Went to unlock vehicle. Power locks not working, engine will not crank. Power windows will also not work. Code U1000 present. PCM is getting voltage at pin 31 on blue connector in start position. PCM does not appear to be grounding the start relay. Replace... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2015 Chevrolet Malibu LT 2.5L HVAC Module Got new hvac unit from dealer and as Mark, Robert,and Glenn stated this manual unit did not need programming. Plug and play. Got questions as to why I did not post more information about problem with hvac module. I wasn't asking for help diagnosing the module... |
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