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Professional Automotive Repair Technical Discussions for September 16, 2025 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2000 GMC C6500 Topkick C6H042 7.4L No Start VIN: 1GDG6H1D3Y towed in no power to pcm . removed rats' nest and repaired harness. this is where it gets interesting, confirmed power to computer and crank sensor still no start . . Old school checked function of crank sensor by moving screw driver back and forth on end ... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1992 Chevrolet Corvette 5.7L Unknown VIN: 1G1YY23P2N After many replies, The conclusion is in the hvac housing. One reply mentioned the foam was missing, that's what happened. There was a 1/2" gap between the Evaporator and the firewall side of the Evaporator. I put in some dence foam, the duct temp is 49° which... |
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