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Professional Automotive Repair Technical Discussions for July 10, 2014 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1998 Chevrolet K1500 Cheyenne 5.7L Poor Idle Quality, Surge, Misfire, MIL Lamp on, fishbite/shudder VIN: 2GCEK19R5W Hello everyone, i have received this truck after 3 other shops have thrown many parts at it. The spyder has been replaced twice, a full tune up, a new distributor, the trans valve body has been reconditioned for tc shudder. When the tc locks up you get a sligh... Trouble codes: P0300 |
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| 2001 Chevrolet Silverado 1500 5.3L dlc VIN: 1GCEC19T31 Having trouble communicating with ecu with scanner using launch crp 123 check scanner with other known working truck and no problem with scanner I could go in scan mode and search vehicle through vin# and I coyld communicate with ecu, just want to know if some... |
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| 2005 Chevrolet Express 2500 4.8L Misfire VIN: 1GCGG25VX5 No. 6 misfire count is approx 70 on scanner. This is coil near plug set up. Have swapped coil, wire and plug with no. 8 and have also replaced injector with no change. done compression test on 8 and 6 . Both read 125psi. Have hooked up injector noid to harness... Trouble codes: P0300 |
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| 2008 Chevrolet Uplander LT 3.9L Electronic VIN: 1GNDV33138 hello, got this uplander with codes bo418 bo428 and b3532. complaint was a/c hot on passenger side and rear. replaced control head but still set same codes, you can clear them and as soon as you would operate passenger side temp dial the codes reset. I removed... |
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| 2008 GMC Yukon Denali 6.2L running board VIN: 1GKFK63828 This truck came in with the passenger side running board stuck in the extended position. Test voltage at the 6 pin connector at the motor, 10.5 volts in both commanded positions, but the board stays extended. Replaced the motor and lubed all hinges, relearned ... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1996 Buick Riviera 3.8L Abs/Clust./Audio VIN: 1G4GD2212T Customer has yet to return. Can inform further apon return |
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| 1997 Chevrolet K1500 Cheyenne 5.7L Power/Ground To Ac Relay VIN: 1GCEK19R4V Thank you very much for all of the helpful hints. After about 2 hours of scouring wiring diagrams to find the path of power and ground flow, I saw that the secondary high pressure cut out in the back of the compressor had no connector on it. The wire was drape... |
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| 1997 Chevrolet Lumina 3.1L Poor Idle Quality, Cuts out, Stall VIN: 2G1WL52M2V I have to apologize for being upset. Service writer had it sold as a head gasket to be done. He got vehicles mixed up and he is a moron. Customer had vehicle towed in due to the running problem. Found out today he had the theft deterrent bypassed and then it w... |
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| 2011 GMC Yukon XL 1500 SLT 5.3L Misfire VIN: 1GKS2LE35B thanks for help guys. took vehicle to tranny shop for second opinion and ended up being a torque converter shudder. had me fooled for misfire. |
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