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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 24, 2021
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Open Help Requests for GM
Help Request Answers
2004 Chevrolet Silverado 1500 5.3L Starter VIN: 2GCEK19TX4
Chasing my tail, spent nearly an entire day on this without success. After lots of head scratching finally determined that one of the heavy red or red/white feed wires to the ignition switch never has power. Therefore, the famous GM yellow start wire never...
2013 Chevrolet Malibu LS 2.5L MIL Lamp on VIN: 1G11B5SA9D
smoked checked found pcv hose split, i felt like that was it. did not fix vehicle. idle speed 800 rpms, checked fuel sample appears normal, fuel pressure with gauge at idle 48 psi, scanner reads 48.7 psi, rail pressure 435 psi, alcohol content zero percent... Trouble codes: P0138, P2271
1988 Oldsmobile Cutlass Ciera SL 3.8L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire, Poor Fuel Economy, loss of comm VIN: 2G3AM1138J
The customer's concern is the engine bogs down on acceleration. While driving, the vehicle falls on its face when you go past 2k RPM. The customer is a former mechanic and pretty sharp. He bought this super clean oldie from the original owner figuring he'd...

Fixes & Summaries for GM
Fix/Summary Answers
1986 Chevrolet C10 Scottsdale 5.0L a/c VIN: 1GCDC14H2G
Hello everyone!! I had numerous replies to the truck .. But most diagrams were like what I had found.. I have been a LARGE fan of Mitchell repair .. Love there colored wire diagrams.. So I did the next best thing.. The student and I printed all the replies out...
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