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Professional Automotive Repair Technical Discussions for September 27, 2016 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2007 Buick Lucerne CX 3.8L keyless entry, tpms, remote start VIN: 1G4HP57247 Car came in for tpms lite on. There was 2 sensors in the tires and 2 valve stems. We installed 4 NAPA tpms sensors and now we can read them with the Bartec. We had no remote fobs so we got 1 and we also got the parts off the TSB for the RCDLR module and antenn... |
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| 2009 Chevrolet Uplander LS 3.9L no 2-1 downshift and no overdrive VIN: 1GNDU23169 The customer complained of the vehicle starting off in second gear (will not downshift into first) and lack of overdrive. I have verified this on a road test. The transmission fluid level is good, the color of the fluid is good and there is no burned smell. I ... |
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| 2010 Chevrolet Camaro LT 3.6L Cel VIN: 2G1FC1EV6A Car came in for second opinion. Was setting P0008 code. Dealer reflashed PCM twice and finally decided to advise timing chains. Customer came in and I verified the code. Scoped the cams and found they were off a little. Customer approved timing chains. Replace... Trouble codes: P0017 (Crank/Cam correlation B1 Sensor B) |
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| 2012 Chevrolet Corvette Grand Sport 6.2L Remote fob VIN: 1G1YP2DW6C Vehicle is in for a new Fob. (Fob2) I accessed SPS programming, VTD relearn and followed the very vague steps in the manual but can not get the fob to learn. I have tried the good fob in the cupholder and out of the car. I have tried the key in the glovbox s... |
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| 1993 Geo Prizm LSi 1.6L No Start, Hesitation, Surge, Cuts out, Stall, Misfire VIN: 1Y1SK5360P We have tried 3 distributors in this vehicle and have same problem After hot soak or sitting overnight vehicle is hard to start and will hesitate and misfire under load. As you drive symptom becomes worse and the vehicle will die and not restart IT DOES HAVE S... |
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| 2007 GMC Sierra 2500 HD Classic SLT 6.6L No Start VIN: 1GTHK23D27 This LBZ truck came in as a no start. Ran great the day before, didn't start in the morning. Scan data showed fuel rail pressure at 1 mpa when cranking. Combo Pressure gauge showed pressure bleeds off from 10 psi to 2 psi in 10 seconds which indicates an inter... |
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| 2006 Saturn Vue 3.5L no communication VIN: 5GZCZ63496 Hello to all and thanks for any help with this vehicle that you may have to offer as it has me completely stumped. Vehicle came in with an engine rattle and determined that the timing belt tensioner was failing, sold timing belt job. During timing belt replace... Trouble codes: U2105 (Lost communication with ECM), U2106 (Lost communication with TCM) |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2004 Chevrolet Silverado 1500 5.3L Multiple sys VIN: 2GCEK19T54 I apologize for taking so long to close this. But as most of you suggested,... it was the ignition switch. Its replacement made all the problems go away Thanks again gentlemen. Andy [...] |
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| 2004 GMC Sierra 2500 HD 6.6L MIL Lamp on VIN: 1GTHC23164 EGR valve has been replaced in addition to the other items mentioned; currently road testing (]20 miles and still no DTC). Thanks again everyone. Trouble codes: P0404 (Exhaust Gas Recirculation A Control Range/Performance). |
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