× 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 March 4, 2013
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
1996 Cadillac DeVille Concours 4.6L MIL Lamp on VIN: 1G6KF5294T
Car came in with numerous codes and die out at idle. P0101, P0138, P0140, P0141, P0171, P0174, P0300, P0603, P1406, P1599. The EGR was open at idle and replace the B1S2 O2 sensor. Car no longer dies at idle but resets the P0171 and P0174 with extremely high fu... Trouble codes: P0171 (Fuel Trim System Lean Bank1), P0174 (Fuel Trim System Lean Bank2)
2001 Chevrolet Impala 3.4L Starting VIN: 2G1WF52E01
If the key is left on for 10-20 min will start and restart right away if you wait for 20min try to restart it will not start untill u leave the key on for 10-20 then it will start any help would be great thanks larrys auto
2005 Chevrolet Corvette 6.0L A/C tensioner VIN: 1G1YY24U55
Howdy, Its me again, This gently driven 2005 Corvette came to us with a noise complaint, first described as a scraping sound when stopping. It just had the rotors turned at a dealership to correct this complaint. She was coming to us since she felt it wasnt re...
2005 Chevrolet Cobalt 2.2L 1-2 shift VIN: 1G1AK52F95
replace tcm with new unit after customer grouned out when jump starting vechile vechile would not shift out of first now after replacement vechile has power limited light flashing and wont rev up or move
2006 Chevrolet Impala LS 3.5L Poor Idle Quality VIN: 2G1WB58K26
Thanks in advance! I am looking for some GM insight into the problem with this vehicle. The original problem is gone, which was stalling and check engine light. I installed a new throttle body (GM part), Mitchell has very little info on idle re-learn, so I all...
2008 Chevrolet Tahoe LTZ 5.3L Noise VIN: 1GNFK13018
Thanks in advance. Hoping someone has run into above problem. Ive used this combination of pad and rotors on many vehicles and noise has never been an issue. Vehicle stops smooth and well. These ADO pads in the past have cured any noise issues ive ever had. An...
2012 Chevrolet Silverado 1500 LS 4.8L Pcm bcm VIN: 1GCRKREA7C
Have a customer with the above mentioned truck wanting to know if we could activate the factory remote start system on his truck? is it a matter of just getting a factory Key Fob ( with start button),Or is more needed ... P.S. customer does not want any afterm...
2000 Oldsmobile Alero GL 2.4L Cooling Systems VIN: 1G3NL52T3Y
Vehicle sat for like a year or two, he brought it to the shop because water pump was leaking. Replaced water pump and thermostat, double checked timing was correct put it all back together and started up. Started right up fine ran good but after a while the ti...

Fixes & Summaries for GM
Fix/Summary Answers
2007 Chevrolet Avalanche LT 5.3L Electronic VIN: 3GNEC12J47
thanks for all the thoughts.new bcm solved the problem.before ordering bcm,i cut the wire from the ebrake pedal switch to bcm about 2 inches from bcm to be sure it was not grounded somewhere. thanks again everyone.
1998 Oldsmobile Bravada 4.3L transfer case
We have been very busy lately so my car had to sit. The question I really wanted answered was can I hook toggle switch to decoder motor,just to get up my driveway but no one gave me a answer.Because I had no front speed sensor value,I located a used module for...
1999 Pontiac Montana 3.4L Driver Information Center VIN: 1GMDU03E6X
Sorry to inform that the problem was not fixed. The customer don't want to lose more time on this trouble... Can't really know the issue of this problem, Sorry.
2001 Pontiac Aztek 3.4L engine VIN: 3G7DA03E81
Based on a lot of good tips, I am attempting to resurrect an old oscilloscope that I bought at auction to do some testing. The scope was designed for TV and Microwave diagnostics, and is about ten times more complex than automotive scopes, but I got it for ten...
2001 Saturn SL1 1.9L Electronic VIN: 1G8ZH52801
I Haven't Fixed This Yet. Haven't Really Had Time To Spend Much Time On It. Ray [...] Been Alot Of Help With Testing The Solenoid And Whether Or Not The PCM Is Doing It's Thing. 2 Others Mentioned A Nut That Loosens Up And Needs To Be Replaced/ Tightened. If The...
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next