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Professional Automotive Repair Technical Discussions for October 5, 2017 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2008 Chevrolet Avalanche LS 5.3L ft rotors VIN: 3GNFK12378 I am trying to replace the front rotors. But when the new rotors on the truck I can not get the caliper support brackets over them. My rotors are on the bench and measured the oe rotors measure 58 mm. While the replacements measure 55.5 yet I cant any others o... |
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| 2011 Chevrolet Silverado 1500 LTZ 5.3L power steering assist VIN: 3GCPCTE01B theproblem was covered in the repair history |
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| 2016 Chevrolet Silverado 3500 HD High Country 6.6L Abs Module VIN: 1GC4K1E80G Several attempts made to program new ABS Module. Have tried new Module, verified correct part from different dealerships. TIS keeps giving me Error code E4399. I am using Snap On pass thru pro 2, which is updated. This is a Global (GDS) platform, but that shou... |
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| 2005 GMC Savana 2500 4.8L Poor Idle Quality, Stall VIN: 1GTGG25V55 Van came in a few months ago with a very high idle. Cleaned maf, tb, iac, checked for intake leaks etc. Nothing i did helped, so i got a new iac, didn't change, so i start messing with the old one. Plugged it in with it out of the tb and it was moving fine, so... Trouble codes: P0171, P0174, P0506 |
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| 2004 Hummer H2 6.0L starter VIN: 5GRGN23U74 vehicle worked fine for few days.customer had alarm system installed(we don,t like these)went to "p-b-ys"they sold him starter relay, no fix,got vehicle back and seemed like we were able to get it to act up using alarm fobs,arm/disarm etc.but continued,drove f... |
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| 1962 Oldsmobile Starfire 6.5L power windows VIN: D209115664 Got this conv. here that the customer says power windows inop after it left the body shop. Does anyone have a wiring diagram for the power window circuit? Also did they hide a fuse somewhere besides the underdash fusebox? Switch panel is located on the center ... |
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| 2005 Pontiac Grand Am SE 3.4L Extended crank time VIN: 1G2NE52E05 This Grand Am will intermittently not start right away. It had 2 bank 1 sensor 2 codes but I cleared them and they did not return after replacing o2 sensor. When it acts up it usually will not start on first crank. After shutting key off and restarting it 19ll... |
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| 2005 Saturn Ion 2 2.2L Tcc VIN: 1G8AL52F95 Intermittent firm shifts and always no TCC lock-up. Scan data shows no rpm slip change but also there is 0% duty cycle of the TCC even when we command it with the snap-on scanner. We performed a continuity test of the internal harness from case connector to pw... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2010 Cadillac Escalade EXT 6.2L Misfire, MIL Lamp on VIN: 3GYVKNEF6A Thank you everyone who responded. ran a running compression test on the vehicle. cylinder #8 was 7 psi lower than all the others. the customer authorized right side head removal. After removal we found pitted lifter roller and cam lobe on #8 exhaust valve. Rep... Trouble codes: P0308. |
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| 2007 Chevrolet Silverado 1500 LTZ 6.0L Rcdlr VIN: 2GCEK13Y07 thank you all your input, as most of your were right about calibration files being wrong. contacted ACdelco tech support and they were able to load the needed files and all was nice and smooth. thank again for your time and help. IATN rocks. Note: when select... |
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| 2003 GMC C5500 Topkick C5C042 6.6L Alternator VIN: 1GDE5E1173 Replaced Alt.and all is well. I was looking for a better diagnostic procedure. Alldata only goes up to 1 ton, and the wire diag. shows only 2 wires to the small connector. Still don't know what the third one is for. The trouble code procedure is one of those ... |
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