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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for March 15, 2019
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Open Help Requests for GM
Help Request Answers
2007 Buick Lucerne CX 3.8L MIL Lamp on VIN: 2G4WJ58257
I have made several attempts but the code did not reset and the obd2 monitors have not completed. Originally there was a hesitation from dirty maf and catalyst efficiency issues. Is there anything that can prevent the monitors from completing ? Fuel trim... Trouble codes: P1133
2012 Buick Enclave 3.6L front struts VIN: 5GAKVCED8C
this problem is fairly common with enclaves, after hoisted, front struts fail internally, resulting in very rough ride, can I expect this condition to cure itself over time?, we have replaced struts in previous cases
2011 Cadillac Escalade 6.2L Misfire, MIL Lamp on, unstable trims VIN: 1GYS4BEF7B
Hello Everybody, I have this Cadillac that I'm looking for some feedback on. Vehicle came in with a P0300 code with heavy misfire history on cylinder 5 and light misfire history on cylinder 7. A technician at the shop has switched all ignition component... Trouble codes: P0300 (Random Misfire)
2007 Chevrolet Tahoe LTZ 5.3L No Start VIN: 1GNFK13047
Replaced ECM and performed VTD relearn. Scan tool communicates with all other modules. Fuel volatility/contamination - small sample ignites as well as a control sample from gas station. ECT - tells the truth (same as physical coolant temp measurement) All ...
2007 GMC Yukon Denali 6.2L Amplifier VIN: 1GKFK638X7
I have a Yukon Denali here that has no sound from Radio. Removed seats and console for access to amplifier. No battery power on the thick red/white wire. jumpered power too it and it works. I've tried to find continuity to Junction box at end of dash, junc...

Fixes & Summaries for GM
Fix/Summary Answers
2015 Cadillac Escalade Luxury 6.2L Driveline VIN: 1GYS4BKJ4F
I contacted the customer and after questioning him extensively, he did say this noise was there before the tires were replaced. After eliminating driveshafts and transfer case, I'm certain this is being caused by the torque convertor clutch due to the rpm fluc...
2004 Chevrolet Express 2500 4.8L alarm VIN: 1GCGG29V34
Thank you for all replies and I watched BCM pids and the horn relay was not switching when it sounded. I looked under dash carefully and found some aftermarket wirings and aftermarket alarm installed. Removed fuse on aftermarket wirings and the horn stopped t...
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