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Professional Automotive Repair Technical Discussions for October 21, 2016 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 | |
| 2008 Cadillac CTS 3.6L Starter VIN: 1G6DR57VX8 Car came in with SES lamp on. Codes related to pedal sensor and throttle position sensor. We replaced with factory pedal sensor and factory throttle body unit. Full battery voltage, car will not crank over. New codes in ECM and TCM say "loss of communication w... |
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| 2011 Cadillac CTS V 6.2L Excessive Emissions VIN: 1G6DV5EP0B Here we go again. car is supercharged - factory.. we have no codes but cust complains of heavy exhaust smell in car.. we have checked for fuel leaks . we have smoke tested emission system for leaks ( no leaks and holds good pressure ).. test drove car and yes ... |
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| 2007 Chevrolet Silverado 1500 HD Classic LT 6.0L Crankshaft Position Sensor VIN: 1GCGC13U17 This truck is turning into an inherited nightmare. It came to us after sitting up for awhile. Per the customer, in 2014 the truck lost oil pressure. He was out of town and took it to the nearest shop. They told him his crankshaft was wiped out and his engine w... |
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| 2012 Chevrolet Silverado 1500 WT 4.3L Flex Plate VIN: 1GCNCPEXXC Hello, we have replaced the flexplate 3 times and the torque converter once with factory GM parts. I have measured runout on the crank flange and endplay and both come up good. Both dowel pins are in the block and there are no cracks or damage other than the f... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1997 Cadillac Seville SLS 4.6L Fuel tank VIN: 1G6KS52Y5V First allow me to editorialize just a bit. Write this down if you must, the only guy better than me on this site is Dan [...]. Now before you all get your feelings hurt I said better. There is a ton of you as good as me and I will be the first to admit... |
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| 2001 Chevrolet Suburban 2500 8.1L Unknown VIN: 3GNGK26G11 this one is fixed, as often the case I overlooked something that now seems obvious in retrospect...Jody pretty much got it, upon a closer inspection of transfercase internals I found the plastic spacers on the shift fork damaged and/or missing, causing partial... |
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