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Prev Professional Automotive Repair Technical Discussions for June 19, 2019
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Open Help Requests for GM
Help Request Answers
2004 Chevrolet Silverado 2500 HD 6.6L No Start VIN: 1GCHC29264
Vehicle will not start. Found code u0105 cleared code and code came right back. Checked injector plug with noid light while cranking engine, noid light never lite up. Ohm light blue wire from C2 pin 94 at FICM to C2 pin 63 at PCM. Tested good at .2 ohms no... Trouble codes: U0105
2005 Chevrolet Silverado 3500 6.6L Pinion Yolk VIN: 1GCHK34255
Hello everyone! I have a 2005 Chevy Silverado 3500 Duramax Allison Auto regular cab-8 ft box AMA 11.5 rear differential. I replaced the pinion yolk with Dorman part # 697-501. The U-joint caps are too big for the new yolk. I am wondering if anyone out ther...

Fixes & Summaries for GM
Fix/Summary Answers
2008 Chevrolet Malibu LT 2.4L Misfire VIN: 1G1ZH57B48
so what i did was run a wire to coil control 3 because that was the only wire of the 4 that is coil 3 only and i did find the ground at pcm pin 73 had 3 volt drop i went back to the ground when i noticed the start/run relay ground showed a 3 volt drop but i pr...
2008 Chevrolet Malibu LT 2.4L Poor Idle Quality, Hesitation, Surge, Stall VIN: 1G1ZH57B48
the 2 things i did was run a wire from pcm to coil 3 control and i did find that pcm ground pin 73 had a 3 volt drop and it did test good at one point during testing. g107 on the front o the blow was loose from a previous engine install and i think it just hap...
2012 Chevrolet Sonic LT 1.8L Hesitation, Surge, MIL Lamp on VIN: 1G1JD5SH3C
the fix turned out to be a new belt and tensioner (OE of course). I looked at the pins at the ECM, neither of the 2 knock sensor terminals were backed out or LOOKED bad (they are gold plated so it would have been easier to see a bad one). I didn't have the cor... Trouble codes: P0328 (Knock Sensor 1 Circuit High Bank 1).
2013 Chevrolet Express 3500 6.0L Stabilitrak VIN: 1GB0G2CG3D
Thanks for the help guys. Replaced has rate sensor and light stays off.
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