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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for March 31, 2023
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Open Help Requests for GM
Help Request Answers
2008 Chevrolet Impala LTZ 3.9L Cuts out, VIN: 2G1WU58318
I am including the above testing from later last night not fully perfect as It's Friday and we are swamped and I just wanted to get this out to see if anyone has dealt with this system or this engine. We will update testing Monday as we are going back thro... Trouble codes: P3401 (Cyl. 1 Deactivation sol. control circuit), P3417 (Cyl. 3 Deactivation sol. control circuit), P3433 (Cyl. 5 Deactivation sol. control circuit), P3400 (Cylinder Deactivation System), U0100, U0101 (Lost Communication with TCM)
2018 GMC Canyon 2.5L Fuel Gauge VIN: 1GTH6BEA7J
Truck came in with customer complaining that fuel gauge drops out to zero and low fuel message coming on dash readout, that happens each time you turn ignition on or start truck and always at about 54 seconds from turning key on, reads correctly until it f...

Fixes & Summaries for GM
Fix/Summary Answers
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