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Professional Automotive Repair Technical Discussions for December 16, 2021 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 | |
| 2008 Chevrolet Equinox LT 3.4L cooling system VIN: 2CNDL53F98 Temp will creep up to approx. 250 deg. after 20 min of idling. Scan tool & gauge concur. Fans come on @ 235. (A/C on or off) Does not boil over, but gauge goes to red. (this was the customers concern) The air coming off the radiator is barely warm. This is... |
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| 1995 GMC C1500 Sierra SL 5.0L Poor Idle Quality, Poor Idle Quality, Poor Idle Quality VIN: 1GTEC14H4S Runs poorly but Ok with O2 sensor disconnected (open loop) but it runs very bad with the O2 sensor connected (close loop) engine dies on a slight acceleration more than 2000 RPM Trouble codes: 45 (rich mix.) |
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| 2006 GMC Sierra 2500 HD SL 6.0L MIL Lamp on VIN: 1GDHC24UX6 The check engine light flashes constantly with no codes in computer. This is a natural gas bi-fuel vehicle. The manufacturer that installed the natural gas system for Chevy is no longer in business. I cannot find any Diag info. Flashes key on running or no... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2004 Chevrolet Aveo 1.6L Exhaust Smoke VIN: KL1TD62664 Thanks to David, Randy, Glenn & Rob for replying. Turned out to be a bad PCV valve. Rechecked my work and installed a new one PCV Valve last week. Owner just called. Been driving it a lot this week and all the smoke has disappeared. We are both thankful for yo... |
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