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Professional Automotive Repair Technical Discussions for June 10, 2015 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2005 Chevrolet Silverado 2500 HD 8.1L monitors not running VIN: 1GCHK24G35 Need to complete CAT monitor. According to all data must be driven at 55 for 6-8 minutes after fully warmed up above 158 degrees f. I Tried 5 times before discovering the battery was bad. I installed a known good used battery and tried to run the CAT monitor a... |
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| 2006 Chevrolet Silverado 2500 HD LT 6.6L No Start VIN: 1GCHK23216 Have a duramax that will start only if the fuel primer is pumped till hard. I have to hurry to the key because it loses its pressure.If I plug return going back to tank it will hold pressure. once it is running it runs fine. I have checked for air with clear h... |
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| 2008 Chevrolet Colorado LT 3.7L Starting VIN: 1GCCS19948 This truck does not crank, the starter and battery are good. We pulled theft codes b2957, found the signal wire from the switch to the bcm was open, broken at a spot where the aftermarket theft system was installed. Fixed the break and now the b2957 is gone, a... |
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| 2010 Chevrolet Malibu LS 2.4L MIL Lamp on VIN: 1G1ZB5EB2A Car runs fine, oil clean, pulled exhaust cam solenoid, screens are in place, o-ring OK, oil passages appear to be clean, no sludge visable. Used car lot vehicle. Driving it with a scan tool shows intake changing, cam barely moves 10-14 deg over 2000. I'm at th... Trouble codes: P0013 (Exhaust cam actuator circuit) |
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| 1988 GMC K1500 Sierra SLE 5.7L No Start VIN: 1GTDK14K7J I have got a 1988 chevy in here with what I thought would be a simple no start. Found fuel pulse and no spark. Pulled distributor cap and found rust and green corrosion everywhere, so put in a distributor. Now have spark but can not get vehicle to run. It back... |
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| 2009 Pontiac Vibe 2.4L No Start VIN: 5Y2SM67099 This ones got me pulling what little hair i have left out. Vehicle Came in with a misfire on cylinder 2 and 3. Found that the head gasket was blown between the cylinders. So we replaced the head gasket. Got all done with it but now it wont start. I've checked ... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2005 Cadillac CTS 2.8L MIL Lamp on VIN: 1G6DM56T85 Well I think I finally got this thing. The wiring harness that runs along the top of the rear subframe was rubbing on it and wore through and would sometimes touch the frame. Repaired the wiring harness and secured it and he hasn't been back since. Thanks ever... Trouble codes: P0499 (Evap Vent control circuit high voltage). |
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| 2003 Chevrolet S10 4.3L Unknown VIN: 1GCCS14X93 turned out to be bad drums , put new drums on fixed problem , Thanks for all the replies. |
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| 2005 Chevrolet Tahoe LS 4.8L No Start, Cuts out, Stall VIN: 1GNEC13V65 I don't think that I really have anything useful to add here. I tried all the usual suspects here. PCM, crank sensor. I checked and cleaned all the grounds. I also added a ground wire to the drivers side of the block in the back. All to no avail. I was s... |
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| 2007 Chevrolet Avalanche LT 5.3L Engine Valve Lifter VIN: 3GNEK12387 REPLACED ALL LIFTERS WITH OEM DID FIND CARBON UNDER OIL PRESSURE SENSOR PLUGGING THE SCREEN I SUSPECT THIS WAS THE PROBLEM CLEANED AND BLEW OUT ALL THE OIL PASSAGES THAT I COULD GET TO ADDED BG MOA TO OIL ALL IS WELL FOR NOW ADVISED CUSTOMER THAT THE GENERAL R... |
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| 2006 Saturn Vue 3.5L MIL Lamp on, wont pass evap test VIN: 5GZCZ53466 Thnk's to all , The customer has not returned , but I believe the FTPS IS THE REASON FOR THE CODE . THANK'S AGAIN FOR ALL THE REPLIES. G.T. Trouble codes: P0446. |
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