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Professional Automotive Repair Technical Discussions for October 22, 2018 International Automotive Technicians' Network (iATN) - Members Only |
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| (Also Available: All, Asian, Chrysler, European, Ford, GM.) | ||
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Open Help Requests for GM
| Help Request | Answers | |
| 2006 Chevrolet Cobalt LT 2.2L MIL Lamp on VIN: 1G1AL15FX6 Followed All Data Diagnostic tree from 1 thru 19. All tests lead to circuit between ignition module and ECM. Resistance between ICM and ECM cam signal wire well within specs 0 ohms Voltage from same wire out of spec Voltage from ECM to ICM should be betw... Trouble codes: P0340 (Cam Sync signal car does not use cmp sensor) |
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| 2011 GMC Sierra 2500 HD Denali 6.6L Hesitation, Cuts out, MIL Lamp on VIN: 1GT125C84B My first attempt at repairing this kind system, let alone this code. I don't see any service data, or other IATN posts, stating exactly how quick will exhaust temp rise? I command Regen and within moments code trips and there is NO change to exhaust temp. ... Trouble codes: P2463 |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2009 Chevrolet Express 2500 4.8L Theft System VIN: 1GCGG25C59 We tried both ways of programming the keys without a Tech 2, and neither way worked for us, we also tried the 2 minute wait time when using the computer, this also did not change anything. The starter turns the motor over when you try to start the vehicle, so... |
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| 2007 Pontiac G6 3.5L No Start, Hesitation, Surge, MIL Lamp on VIN: 1G2ZG58N67 Unfortunately this problem was intermittent and I after posting for help I could not get the vehicle to act up again consistently enough to do any testing. So the vehicle was sent away for now. If/when it comes back I will update Trouble codes: U0073. |
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