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Professional Automotive Repair Technical Discussions for December 4, 2015 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2005 Cadillac CTS 3.6L No Start VIN: 1G6DP56715 Intermittently ignition key will turn, engine will not crank, key will not come out of ignition while vehicle is acting up all modules have a u0100 code except the ecm and I can not communicate with the ecm. So we replaced ecm and now the new ecm will not prog... Trouble codes: U0100 |
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| 2003 Chevrolet Tahoe LS 5.3L Mechanical VIN: 1GNEK13T83 I have this 5.3l here with a rattle that sounds like lifters. It sounds loudest on left bank. I removed left valve cover, and don't see any issues there. I read about the problems with the pickup tube oring, but I don't think that's the issue, because this thi... |
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| 2005 Chevrolet Malibu LS 3.5L Steering VIN: 1G1ZT54845 no power steering at times. found code c0545,steering torque input sensor. replaced steering column and relearned. now I have steering wheel ditter, (steering wheel pulses back and forth at idle rapidly). I have no codes. help appreciated. thx |
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| 2007 Chevrolet Malibu LT 3.5L No Start, Stall Customer first came in with concern a week ago, after further questioning says it seemed to come on with cooler weather this fall. Pulled codes nothing found, customer says it will start/stall, what I find is first twist of the key cold it will just keep crank... |
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| 2001 GMC Sierra 1500 SL 4.8L Radio VIN: 1GTEC14V81 I have a client with a 2001 Sierra that has the radio in Theft lock. I have the 6 digit number retrieved from the unit 592595 can some send me the radio code? I tried calling the gm number that used to give you the automated menu but it just rings and rings... |
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| 1992 Pontiac Bonneville SE 3.8L Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 1G2HX53L6N Car was towed in for no start. It started right up so I hooked up a fuel pressure gauge and let it run. It got hot and died, had no spark or injector pulse or RPM signal. The wave form from the crank sensor was intermittent so I replaced the crank sensor and t... |
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| 2001 Saturn L300 3.0L Poor Idle Quality VIN: 1G8JW54R61 This car came in with engine light on and a complaint of extremely high idle. Park or Neutral, the idle will climb to about 4K. Put it in gear and it idles back down. Owner states that the used car dealer she bought the car from has already replaced the thrott... Trouble codes: P0221 (TP Sensor 2 Out of Range) |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1996 Chevrolet C3500HD 7.4L Poor Idle Quality, Stall, Poor Fuel Economy VIN: 1GDHC34J5T Ok guys, I backed up on this one and started from scratch. But first verified a suspicion that the load applied by alternator was causing my issues and not the wiring or the fact that it was charging. I set up a battery external from vehicle and connected my o... |
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| 2003 GMC Yukon XL 1500 Denali 6.0L Hesitation VIN: 1GKFK66U53 Thanks to all who replied. After replacing both front hubs the problem went away. IATN community saved us again - there was no codes in the ABS ! |
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