× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 23, 2011
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Open Help Requests for GM
Help Request Answers
2005 Buick LaCrosse CXL 3.8L Abs Module VIN: 2G4WD56285
Intermitent unwanted abs activation ( every couple of days ) and sometimes abs & traction control lights will come on, but not always. Replaced the right front sensor & hub 1 month ago ( although it tested fine ohms & millivolts ) and was good for three weeks....
1994 Cadillac DeVille 4.9L Hesitation, Surge, Cuts out VIN: 1G6KD52B7R
I even tryed a map sensor, just because, talked to a few techs in area about this, no help
2005 Chevrolet Express 3500 6.0L MIL Lamp on VIN: 1GBJG31U25
Truck arrived with engine light on. Pressure tested the evaporative emission system and found no leaks present. Found the vent control valve inoperative when commanded with the scan tool. Removed and replaced the vent control valve and the purge valve. Both va... Trouble codes: P0455
2006 Chevrolet Equinox LT 3.4L heater VIN: 2CNDL63F16
this vehicle arrived for the first repair with a blown heater core. replaced the core and thermostat and filled and bled system. all seemed to work normally. gave the car back to customer . shortly after she returned complaining of no heat at idle. test drove ...
2006 Chevrolet Impala LT 3.5L ebcm VIN: 2G1WT58K36
I have a C0561 code on this vehicle, mitchell does not list this code. any help would be great thanks!
2000 Pontiac Grand Am SE 2.4L Poor Idle Quality, Stall, Misfire VIN: 1G2NF52T7Y
Hi, I am really struggling with this one, this vehicle has a very rough idle when warmed up, enough to cause missfires, everything off idle it runs great, even under load, that leads me to believe this is not an ignition problem although I have checked over th... Trouble codes: P0300 (Random Missfire)
2000 Saturn LW2 3.0L radiator VIN: 1G8JW82R3Y
Hello cust brought this saturn in with it getting hot. Found ALOT of oil in the coolant and low on oil. There does not seem to be coolant in the oil. Have heard something about an oil cooler under the intake manifold. Just curious if that sounds right. Possibl...

Fixes & Summaries for GM
Fix/Summary Answers
1989 Chevrolet Camaro Iroc-Z 5.7L Poor Idle Quality, Misfire VIN: 1G1FP21F4K
Thank You IATN, The (3) injectors with lower than 12 ohms were replaced. No more misfire. It is interesting that the design of this system caused this type of problem. There was no restriction in any of the injectors, confirmed by an injector balance test. T...
2001 Chevrolet Silverado 1500 HD LS 6.0L connector body VIN: 1GCGK13U61
I went to the local John Deere dealer and they matched up a close fitting o-ring. I could have done this without asking in this forum, but I thought someone might have some experience in getting one from GM. Thanks for the advice and comments.
2003 Chevrolet Express 1500 4.3L Poor Idle Quality, Hesitation, Stall, Misfire VIN: 1GCFG15X23
thank to all of you guys that help me fix this van the problem was i changed the engine and all good . thank you guys again
2008 Chevrolet Express 3500 6.0L back up lights / alarm VIN: 1GBJG31K38
no dic buttons on this veh. monitored bcm when shutting off, headlites and b/u lites commanded on. front lites, rear lites, nuetral safety switch etc, cluster, disconnected. it appears that bus company wiring in b/u alarm to b/u lites must draw too much and da...
2000 GMC Sierra 2500 SL 6.0L Steering VIN: 1GTGK29U8Y
Sorry for the long delay. Finally got this one back in. Did what most said and replaced the aftermarket pump with one from GM. However after installing the GM pump my problem got worse. Had no assit at all at any time. Pulled off pressure line and had no fluid...
2004 GMC Envoy XL SLT 4.2L cam/crank correlatio VIN: 1GKET16S84
Thanks for the input, we fixed the issue by cleaing the phaser and removing the new Dorman cam actuator solenoid and reinstalling the original one, I'll explain. We removed the valve cover(no fun) and found the engine to have a lot of sludge. We suspected ... Trouble codes: P0016.
2006 GMC Sierra 1500 SLT 5.3L MIL Lamp on VIN: 2GTEK13T96
Well I hate to close this but iATN won't let me update some more so I'm gonna close with summary and add additional info hoping to get some replies that might be helpful. As of now the truck has new OEM canister,vent valve with relocation kit,pressure sensor ... Trouble codes: P0446.
1991 Pontiac Trans Sport 3.1L Faulty ECM VIN: 1GMCU06DXM
Well, the Pontiac is fixed. Actually, the fix was no fix at all. There was never anything wrong with the van. As someone pointed out, I overthunked this one and, without having you guys as a reference, I'm not sure if I would have ever found any documentation ...
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next