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Professional Automotive Repair Technical Discussions for September 29, 2015 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2003 Chevrolet Trailblazer EXT LT 4.2L cooling fan clutch I'm hoping someone has seen this before. Trailblazer came in for noisy fan clutch. Replaced it with a AC Delco unit and reprogrammed pcm per tsb for noise. Came back with noise and p1481 cooling fan circuit. during testing on scan tool I was able to see fan RP... |
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| 1966 Pontiac GTO 6.4L alternator VIN: 237676P623 Thanks to all in advance for your help, this car seems to overcharge at idle(17V)but alt light is ON even though it is overcharging, however when accelerating above idle voltage at battery is 14V and light now goes OFF. I have checked all grounds as well as ad... |
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| 2006 Pontiac Grand Prix 3.8L MIL Lamp on VIN: 2G2WP55276 Car came with check engine light is on. diagnose and pull codes p1125, p2120, p2138. All related ACC pedal posion sensor, so replace sensor and pedal assembly. No Change. Clean Throttle body, No change. Replaced Throttle Body, No change. First test drive after... Trouble codes: P1125, P2120, P2138 |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2008 Saturn Vue XR 3.6L Mechanical VIN: 3GSCL537X8 Was pretty straight forward. #6 had a burned exhaust valve and #1 and #5 each had exhaust valves that were good with a compression test but didn't look good enough to go back in so three valves later and a weeks worth of customers walking through the shop say... |
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