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Professional Automotive Repair Technical Discussions for September 8, 2015 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1991 Chevrolet Corvette 5.7L a/c not working VIN: 1G1YY3383M vette came in with no a/c operation,,,customer replaced control head and it didnt help.control head had dashes across it,,with no codes...not alot of info on these...finally got more info from alldata...and it said to to test datda lines( orange wires) fron he... |
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| 1994 Chevrolet Camaro 3.4L MIL Lamp on VIN: 2G1FP22S7R this car came in with egr codes on all 3 egr solenoids, we checked up and down tested the valves with the weakon egr tester. the obvious was the broken loose fitting egr conector. that was obviously replaced, also after that we checked the o2 and just looking ... Trouble codes: 76 (egr solenoid 2 problem), 13 (o2 sensor circut open short or bad) |
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| 2000 Chevrolet Camaro 3.8L EGR Monitor VIN: 2G1FP22K8Y Hello techs: Egr monitor does not complete on this car. Car has a manual transmission which should not affect the drive cycle conditions by much.The 3.8L Engine runs fine and has plenty of power. All connections and wiring are correct at EGR valve connector. E... |
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| 2003 Chevrolet S10 4.3L Poor Idle Quality, Cuts out, Misfire, MIL Lamp on VIN: 1GCCT19X23 Customer brought in truck due to misfire he couldn't fix himself. He had already changed the basic tune up parts, plugs, wires, cap and rotor. The cap and rotor were aftermarket and with the history they have of problems I replaced the cap and rotor again with... Trouble codes: P0300 (Cylinder Missfire Detected) |
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| 2006 Chevrolet Colorado LT 3.5L a/c compressor VIN: 1GCDT19666 This vehicle overheats after driving for about 45 minutes. The cylinder head was done before he bought the car. He purchased it from a local used car dealer. Vehicle starts ok, then climbs and compressor cuts out. I have exhausted my wits here. Can I have a sm... |
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| 2008 Chevrolet Silverado 1500 WT 4.3L vehicle speed sensor Gonna cut to the chase on this one for you GoodWrench guys. Got this Chevy Silverado 4.3 that the ecm is putting out an erratic speed sensor signal when the vehicle is not moving and the speed sensor in the trans is not putting out a signal. Checked vss signal... |
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| 2008 GMC Sierra 3500 HD WT 6.6L MIL Lamp on VIN: 1GTJK33648 Hey guys, could use some direction here... So vehicle was towed in about a week ago. Check engine light came on, clean exhaust message then reduced power to a point it stalled. They drove it to shop and then finally would not run anymore. Connected scan tool... Trouble codes: P2463 (Dpf), P244B, P0299 (Turbo), P0401 (EGR insufficient flow detected.) |
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| 2007 Saturn Outlook XR 3.6L n/a VIN: 5GZEV33787 The vehicle came in with traction control lights on and check engine light. The malfunction indicators would come on intermittently. This is a list of codes that were pulled from the vehicle. P0014-Exhaust camshaft position sensor performance bank 1 P0017-... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1980 Chevrolet Corvette 5.7L A/C System VIN: 1Z878AS439 REPLACED HEATER CONTROL VALVE AND CONDENSOR AND NOW IT IS BLOWING COLD.. THANK YOU ALL FOR YOUR HELP AND ADVISE.. |
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| 2000 Chevrolet Blazer LS 4.3L Poor Idle Quality VIN: 1GNCS18WXY Thank everyone for their input. The fix was really quite simple. On the throttle plate there are 3 rivets, one that usually has a tiny hole in the center. Someone had drilled that rivet out. that created just a big enough vacuum leak that the IAC could not com... Trouble codes: P0507 (Engine Idle too High). |
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