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Professional Automotive Repair Technical Discussions for October 11, 2019 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1994 Chevrolet K2500 Suburban 5.7L Poor Idle Quality, Cuts out, Misfire VIN: 1GCGK26K6R Engine has a hard, random miss at idle--more pronounced when in drive. Before replacing the IAC the engine would almost cut out--now the IAC helps keep it alive. I scope tested the distributor and did not find a correlation with the signal (good) and when ... |
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| 2005 GMC Canyon Z71 SLE 3.5L Lighting VIN: 1GTDT13665 Headlights only flicker on then off in AUTO mode. The park lights work fine. Headlights work fine in MANUAL mode as well as the park lights. Looks to me like the BCM grounds the Headlight relay in all modes except the manual which looks like the headlight ... |
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Fixes & Summaries for GM
| Fix/Summary | Answers |
