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Professional Automotive Repair Technical Discussions for September 15, 2015 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2008 Buick Enclave CXL 3.6L compressor VIN: 5GAEV23708 Hi, I have an A/C permission issue with this Enclave. I replaced the evaporator this past April and until recently the system had worked fine. Customer complaint is that recently A/C randomly blows warm. System has full charge and good pressures (35/175), scan... |
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| 1993 Chevrolet Camaro Indianapolis 500 Pace Car 5.7L Oil press VIN: 2G1FP22P8P New/used car purchase. Oil filter fails and 'explodes'- leaks oil - 4 filters on and 4 filters failed. Car is in for a trans issue. I guess another shop changed oil or something like that. Has anyone run into such an issue? I know were looking at a relief valv... |
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| 2007 Chevrolet Avalanche LTZ 5.3L MIL Lamp on, goes into fail safe VIN: 3GNEC12067 vehicle goes into fail safe. many test and replacement parts used, but still same problem Trouble codes: P2135, C0242 |
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| 2007 Chevrolet Tahoe LTZ 5.3L No Start VIN: 1GNFK13067 hello all, this vehicle died while driving. and cranks but wont start. has spark and injector pulse, has good fuel pressure. all plugs were fuel fouled. and were very worn so replaced plugs and wires still no start. when the fuel pump relay is removed the engi... Trouble codes: P0573 |
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| 2011 Chevrolet Tahoe LT 5.3L Hvac VIN: 1GNSKBE03B Noticed the HVAC functions were not working such as the actuators were not changing temp, would not move off of defrost. Checked fuses and found #55 10A HVAC IGN FUSE BLOWN. Replaced fuse and everything worked fine. Next day same problem. Replaced fuse again a... |
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| 1996 GMC C1500 Sierra SL 5.0L power door locks VIN: 2GTEC19M7T Hoping someone can save me some time. Power locks are inop both sides. I can power the orange wire at the lock switch and they operate normally. I pulled the harness out at the drivers door jamb. I can power the orange wire there(at C209) and they operate norm... |
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| 2008 GMC Acadia SLT 3.6L No Start VIN: 1GKEV23778 Car came in on a hook. When you turn the Key to the crank position everything goes dead. Has new battery that customer replaced. I replaced the ECM and the Theft Deterant Module. Reprogrammed ECM reset BPP and Setup Key. Cant communicate with the TDM. Tried re... |
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| 2012 GMC Sierra 2500 HD SLE 6.6L No Start VIN: 1GT120C83C Hello to all, this Sierra has a hard/no start problem that is really getting confusing. We have replaced the filter housing and both pressure regulators and still have extremely low rail pressure cranking. If we hit it with wd-40 it fires up and runs great unt... Trouble codes: P2610 (Internal engine off timer) |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2008 Chevrolet Express 2500 4.8L Abs Light VIN: 1GCGG29C38 rick [...] hit the nail right on the head. The replacement sensor didnt come with air gap shims and the abs ring made contact and wore out the tip of the sensor. replaced with new sensor with 2 shims and she road tested perfectly |
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| 2003 GMC Yukon XL 1500 SLT 5.3L MIL Lamp on, Reduced Power VIN: 3GKFK16Z53 Greetings Y'all. Doesn't look like I'll get to fix this one. The day I sent the post my boss said 'Your done with it'. If I see it again for the issue, I'll update this. Some good ideas here. I'll eliminate the battery as being a problem because it had been re... Trouble codes: P1516 (Electronic Throttle Mod VS TP Performance). |
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| 2006 GMC Sierra 1500 WT 5.3L MIL Lamp on VIN: 3GTEC14Z36 The bulb was to much for the circuit as many stated. Replaced EVAP vent solenoid. Trouble codes: P0449. |
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| 1978 Pontiac Bonneville 4.9L pressure switch VIN: 2N37Y8P235 My thanks to all and after sometime the Bonneville is on the road and cooling. A special thanks to John & Doug for the wiring diagrams. I didn't see Doug as having a reply. They had a few things miss wired but all good now. Looking at the vacuum lines I think ... |
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