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Professional Automotive Repair Technical Discussions for August 7, 2018 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 | |
| 2003 Chevrolet Astro 4.3L Misfire, MIL Lamp on VIN: 1GCDL19X73 Check engine light blinking on excel, engine is not missing, missfire data shows cyl 2&5 most of the time or 1&4 and some times random cylinder but 2&5 both climb most of the time. New engine all tune up stuff new, tried new distributor, crank sensor, have... Trouble codes: P0300 |
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| 2009 Chevrolet Cobalt LT 2.2L MIL Lamp on VIN: 1G1AL18H09 HI 2009 Cobalt cooling fan runs all the time at times can have key off pcm unplugged will still run also if you unplug fuel pump relay fan will turn off also removing fan 1 relay it will turn off wiggle tested wiring and harness from pcm black connector ne... Trouble codes: P0230, P0480 |
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| 1987 GMC Jimmy 5.0L Hesitation, Stall VIN: 1GKEV18HXH Hi, to all techs. This truck came in on the hook ,it start and run great for about 45 min. Computer start to get hot ,then start acting, sputtering and some times cuts off.we changed the computer with a reman. But it does the same thing. This truck belong ... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1992 Chevrolet Corvette 5.7L No Start VIN: 1G1YY23P4N I inspected all power and grounds to the PCM & CCM and they were good. I double checked to see if there was any signal coming down the steering column for the pass key theft and there was not, problem in column or with sensor. Installed resistors to the exact ... |
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| 2004 Chevrolet Silverado 1500 4.8L starter VIN: 1GCEC19V64 Thanks to all who responded to my help request,most of the replies were very helpful. It turned out to be one of the ignition feeds,i found the problem when i removed the under hood fuse/relay center and found the wire connection had overheated and melted. I f... |
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