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Professional Automotive Repair Technical Discussions for September 19, 2018 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1992 Buick Roadmaster 5.7L Excessive Emissions, Excessive Emissions, Excessive Emissions, Excessive Emissions, Excessive Emissions VIN: 1G4BR8377N Vehicle came in running very poorly. Exhaust smells like the vehicle is running very rich. Code 45 is stored. Checked O2 sensor for proper operation. Engine will stall hot at idle and have hard restart. Customer also has big exhaust leak that he has been d... Trouble codes: 45 (Rich Exhaust) |
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| 2008 Chevrolet Silverado 1500 WT 5.3L won't take fuel VIN: 2GCEK19J88 Hi all this vehicle won't take fuel when gassing up at station. Gas pump keeps shutting off.Takes about 1 gal at a time.Anyone run into this?Iheard there was a bulletin for this but can't find it.Other shop replaced evap solenoid.Any input appr.Thanks Mark |
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| 2002 GMC Savana 3500 5.7L Poor Idle Quality VIN: 1GKHG35R32 Van came into me running very rough and CEL flashing. First things first I pulled codes. Found code for MAF sensor, random misfires, and lean. Monitored the misfire counter. Cylinders #5 and #7 were misfiring bad. Some other cylinders had a few hits b... Trouble codes: P0300 (Randowom Misfire), P0300 (Randowom Misfire), P0300 (Randowom Misfire) |
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| 2016 GMC Savana 3500 6.0L Compressor VIN: 1GTZ7GFG4G This van will intermittently blow off some or a lot of the refrigerant. It only does it on start up when warm. Typically the tech will drive to a job and shut it down and then come out an hour later (This only happens on hot days) and start the van and it ... |
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| 2006 Pontiac G6 2.4L Reverse & Drive VIN: 1G2ZF55B66 Customer came in with complaint of "Hard".(Slamming), Engagement into Reverse and Drive. Yes it was. Fluid was 2 quarts low. Topped off Tranny. Drove it for 10 miles. Still "Slamming", into Reverse and Drive. Any ideas on the cause of this or things to che... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1997 Chevrolet K3500 Cheyenne 7.4L power steering VIN: 1GCHK39J1V Fixed! I had installed an AC Delco reman pump and then replaced it with another AC Delco reman that also failed almost immediately. After several suggestions of not using any reman pump, I replaced it with an AC Delco new pump and all is well. I will never use... |
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| 2005 Chevrolet Trailblazer LS 4.2L Delayed shift VIN: 1GNDT13S35 I had no engine performance concerns with this vehicle, plenty of power. I test drove it again while watching scan data for current gear ratio. It would shift from 1st to 3rd and would not shift again. Reverse worked fine as well, just missing 2nd and 4th. W... |
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| 2009 Chevrolet Cobalt LT 2.2L Cooling VIN: 1G1AT18H99 Customer has decided to take the vehicle and repair at a later date. All of the replies point to compressor and that is what has been recommended to the customer. I will update when the vehicle has been back to the shop for the repair. Thank you all for res... |
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