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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 5, 2020
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Open Help Requests for GM
Help Request Answers
2015 Chevrolet Malibu LT 2.5L MIL Lamp on VIN: 1G1165S35F
One for you GoodWrench Boyz. Got called to program TCM in this '15 Malibu. Had no communication with TCM so told the shop to double check TCM. They found an internal wiring problem in trans so they replaced entire transmission with rebuilt unit. Now there ... Trouble codes: U0101 (No Comm between ECM-TCM)
2015 Chevrolet Trax LT 1.4L compressor clutch VIN: 3GNCJPSB0F
Thank you in advance for any advise. We have this 2015 Chevy Trax with no AC compressor engagement, Has full charge but PCM will not engage clutch when requested. We can ground the white/gray wire from the fuse panel (AC Relay) and clutch will engage, good...

Fixes & Summaries for GM
Fix/Summary Answers
1997 Chevrolet Malibu LS 3.1L No Start VIN: 1G1NE52M1V
Sorry for delay and thanks for all the good responses. Very strange car this one. Long story short. Car starts and runs passes crankshaft relearn. No codes set. Just don't start after warm or ran short period of time. Does not get strong injector drive. Custom... Trouble codes: P1626 (Passlock).
2009 Chevrolet Tahoe LT 5.3L camshaft timing VIN: 1GNFK13559
here is what I know about this so far. waiting on the customer to decide if they want to keep it or not. I think it needs a pcm, because the cam actuator should be p.w.m. on the power side but it has 12 volts to it at all times. the ground ckt is good. thanks ...
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