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Professional Automotive Repair Technical Discussions for March 30, 2018 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1990 Chevrolet Corvette 5.7L Auto HVAC disabled VIN: 1G1YY238XL ATTENTION OLD CORVETTE GURUS!!! This classic is proving an electronics challenge. It came in for auto-HVAC performance problems. It would randomly choose to work or not when commanded to do anything. I found the mix actuator was faulty sending incorrect po... |
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| 2008 Chevrolet Impala LTZ 3.9L master cylinder VIN: 2G1WU583X8 hey gm guys got a very weird one here this imapala came in for brakes noisy and rotor shake at highway speeds. We replaced rotors and pads pushed pistons back with bleeders open well when we got done there was no brake pedal car would not stop. we pinched ... |
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| 2012 Chevrolet Traverse LT 3.6L Hesitation, Surge, Cuts out, Misfire VIN: 1GNKVGED1C Vehicle came in with stutter @ highway speeds. No codes no other symptoms. Drove vehicle with scanner and found a random misfire on cylinder #1 10 misfires max and then its back to normal. Driving around town it will misfire once or twice upon acceleration... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2003 Chevrolet Trailblazer LTZ 4.2L 2-3 Shift, 3-4 Shift VIN: 1GNDS13S23 Thanks to all who helped. Some said it might be shifting into fourth but the rpm tells me it?s still in third. Ether way it?s shot. So it?s trans time. |
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| 2016 Chevrolet Silverado 1500 LTZ 6.2L Excessive Emissions, No Start, Poor Idle Quality, Stall VIN: 1GCVKSEJ5G Thanks to all who replied-no luck on this one.We repaired the compression loss on 8,checked for all conditions described by GM TSBs,triple checked the wiring/fuse box/grounds,went over every single thing we could possibly think of and everything you all mentio... |
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