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Professional Automotive Repair Technical Discussions for September 24, 2024 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 | |
| 2000 Cadillac DeVille 4.6L Engine VIN: 1G6KD54Y4Y Customer had engine overheat so he replaced water pump and belt. Then drove the car 10 miles and overheated again. He put in a new radiator drove 10 miles and overheated again. He removed the thermostat and drove 10 miles and overheated, he went to autozon... |
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| 2014 Chevrolet Spark LT 1.2L No Start VIN: KL8CD6S98E Customer towed car to the shop after replacing transmission, prior to the job the vehicle could start and run. Customer replaced new transmission from the dealer. Now the vehicle cranks and doesn't run. Checked and can hear backfiring. Tested for fuel pres... |
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| 2017 Chevrolet Equinox LS 2.4L duct temperature VIN: 2GNALBEK8H customer arrived stating that ac duct temperature would change from cold a/c to hot air all by itself. it only happens very intermittantly. i could not duplicate this and returned it to customer, and told them to come to the shop when this was happening... |
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| 2015 GMC Sierra 3500 HD 6.6L Hesitation, Turbo learn issue VIN: 1GT321E80F Thanks for taking the time to help. This vehicle came in not running due to a high pressure pump failure that resulted in fuel system contamination. During teardown, we found the turbo impeller shaft to have excessive play, so we replaced that during the r... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2018 GMC Yukon XL Denali 6.2L No Start VIN: 1GKS1HKJ3J Boy, what a ride! The vehicle acted up at the shop. No start, battery cables & voltages were good. Not a lot of info provided by the scanner.I "massaged" the fuel pump prime relay back and forth and heard some noise that sounded like the throttle body clicking... Trouble codes: P0700 (Ecm), P129D, P0708 (Tcm), P2805 (Tcm), P2535 (Tcm), U0402. |
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