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Professional Automotive Repair Technical Discussions for November 4, 2016 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1988 Chevrolet C1500 Cheyenne 4.3L cooling system VIN: 1GCDC14Z4J Hello GM tech's, This truck overheats, not all the way in the red but close, the lower hose is getting hot, but the upper stays cool. The water pump was changed by the customer, new T-Stat, radiator has been sent out to have flow tested, passed. We pulled the ... |
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| 1998 Chevrolet C3500 Cheyenne 6.5L Oss VIN: 1GBKC34F9W Vehicle came in list of problems including a hunting shift. All other issues have been resolved except for the shifting. The only code it has ever had, other than the ones I induced, was for a faulty brake lamp switch, which is fixed. It will constantly comman... |
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| 2006 Chevrolet Impala LS 3.5L blower VIN: 2G1WB58K46 car came in no blower , dio that blower module was fried , replaced module and blower motor , now fan operates at it should but when u put blower on it on it takes 10 seconds to go to high , but other than that it works ,,, now here where it gets strange , put... |
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| 2012 Chevrolet Tahoe LT 5.3L light on the dash VIN: 1GNSCBE05C Hi to all tech. I working on 2012 Tahoe 2 wheel drive, starting , ran fine ... only ABS light on the dash all time , no communication to the EBCM module , but communication the rest of module no problem ok . Only ABS module underneath the left sub frame. All t... |
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| 2006 GMC Sierra 1500 SL 4.8L Misfire VIN: 2GTEK13V76 Looking for some guidance from those more familiar with this gmc 4.8 engine than myself. Use to euro cars personally--yet never had a car toss me for a loop like this. It got so bad, i had to boot it out of the garage to think it over formulate a new plan of a... Trouble codes: P0300 |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2007 Cadillac Escalade 6.2L Poor Idle Quality, Cuts out VIN: 1GYFK63817 Well thank you to Jamie and Chris!! I had a gut feeling to get an OEM sender, but didn't since I have used 100's of these aftermarket ones, I didn't. I put in a new OEM sender and all is good in the 5v circuit, should have just trusted my gut in the first pl... Trouble codes: P0641 (5v ref 1 circuit), P0532 (A/C pressure sensor). |
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| 2010 Chevrolet Express 2500 4.8L No Start VIN: 1GCZGFBA3A I started following harness from underseat fuse box up under dash very closely, I noticed a couple inch hole in rubber floor. Right wear the driver's foot over time rubbed a hole through. The tiny red/white power wire wash squashed . I cut, soldered, heat shru... Trouble codes: B1380. |
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| 2008 GMC Sierra 1500 WT 5.3L transfer case VIN: 2GTEK19J78 Replacing the transfer case shift motor repaired the code C0397. The encoder motor sensor is not replaceable separately on the newer motors. Before we took the chance and replaced the shift motor we followed Identix"s pocedure. According to Identifix for cod... |
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| 2014 GMC Terrain SLE 2.4L fuel gauge VIN: 2GKALREKXE A phone call to the Airtex support line and the guy says it probably can't work correctly because it can't siphon the fuel from the secondary side with only a small amount of fuel in both sumps. I doubted this would work. I installed the tank and instructed t... |
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| 2008 Pontiac Solstice 2.4L no start, no communication VIN: 1G2MB35B88 Well, you guys hit the nail on the head. It was the ecm. It was also a weird case Because it's an 08 but did not have an ebcm. This is because it was built in late 07 and abs was available then as an option. The biggest clues (Tim and Brian) that helped me fig... |
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