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Professional Automotive Repair Technical Discussions for November 6, 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 | |
| 2001 Chevrolet Silverado 2500 HD 6.6L Transfer case VIN: 1GCHK29151 Have a 2001 Chevrolet 2500HD that clunks loudly when shifting from 2WD to 4HI while driving over 15 kph. Noise appears to be coming from transfer case. It is a 3 button select-able system. Everything appears tight in driveline with minimal play in transfer... |
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| 2004 Pontiac Grand Prix GTP 3.8L Electrical system VIN: 2G2WR52474 Customer described that when attempting to crank vehicle it would make a subtle click noise at the relay but not allow enough power to let vehicle crank. Explained it acts like it has voltage but not enough amps. My tech checked powers and grounds from bat... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2003 Chevrolet Silverado 2500 HD 8.1L No Start VIN: 1GCHC23G43 All of the basics were covered before posting, but thank you for the input just the same. The vehicle has been sitting waiting for an approval on more time. I will post a resolution when one has been achieved. Trouble codes: P0342, P0343, P0700 (Trans control fault), P1518 (Pcm to tac), U1024 (Lost comm with tcm). |
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| 2013 Chevrolet Silverado 3500 HD LTZ 6.6L injector noise VIN: 1GC4K1C81D Hey guys thanks to everyone for your input. This truck had a tuner on it so I finally called the company & they did a data log from the vehicle. They then took that data & wrote a new tune for it. After installing the new tune the truck runs good. Thanks again... |
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