× 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 April 26, 2012
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
1995 Buick Riviera 3.8L ABS module VIN: 1G4GD2215S
ABS light will not go off, P1670 (QDM #4 failure)code repeat, transmission will not shift to 1st gear. Will only start out in 2nd and then shift up and down normaly but will never go to 1st. Climate controls will not light up. Customer says when ABS light goes...
2005 Chevrolet Impala 3.4L No Start VIN: 2G1WF52E25
car was brought in because speedometer and coolant gauges would mess up.we took trim off and got cluster out to check.when we went to put gear stick down out of the way,key would not turn. we got new switch and key lock cyl.ok this is were i am confused,turn k...
2002 GMC Envoy XL SLE 4.2L oil gauge VIN: 1GKET16SX2
The oil gauge was jumping high, we replaced the oil pressure sener, problem still persists.
2003 GMC Envoy SLT 4.2L air bag VIN: 1GKDT13S93
hi there to all. i have a left front drivers frontal deployment loop (stage 2) open ... current when car came in then went away. checked all conections all ok no corrotion. checked clock sping and ok at this time. has any one seen this to help me so car does n...
2004 GMC Yukon XL 1500 Denali 6.0L Can not fill gas VIN: 1GKFK66U34
I have got this Yukon that is really kicking my a**! You can not put gas in this truck. The gas pump handle repeatedly kicks off and would take 20 minutes to fill this thing. I have checked and replaced the vent valve (intermintantly sticking - no surprise), t...
2007 Hummer H3 3.7L Draw VIN: 5GTDN13E17
Ok thanks in advance guys. This friend of a relative that lives out of town brings in this Hummer because the battery will die over the weekend with out driving it. Got a "new" battery from O'reillly's on friday had to jump it on sunday. We get the thing on a ...
2000 Oldsmobile Alero GL 3.4L cooling fan VIN: 1G3NL52E4Y
I let car warm up to 225 degrees looking at modis snapon scanner,at this degree water started pushing out of overflow tank, fans would not come on. If I try to work fans with modis scanner under functional test the low speed fans will come on when I command th...
2007 Saturn Vue 2.2L trans VIN: 5GZCZ33D47
my wife thought the truck behind her hit her(i wish) just kidding at stoplight it felt like she was rearended but wasnt im a chrysler tech by trade haha know the symptom bump stop in 604(slips oh 4)well is this something any gm techs have seen in trans maybe ?...

Fixes & Summaries for GM
Fix/Summary Answers
1999 Buick Regal GS 3.8L Poor Idle Quality, Hesitation, Cuts out, Stall, MIL Lamp on VIN: 2G4WF521XX
Thanks for all the rapid responses. It was as most of you suggested, the ignition switch. The most valuable responses were the ones referring to the scanner data for ignition 1 voltage dropping down from 12 to less than 12 when everything glitched out, inclu...
2003 Buick Park Avenue Ultra 3.8L Vtd VIN: 1G4CU54143
Hi Guy's Phillip hit the nail on the head. I did'nt searched enough in all data my mistake sorry. Like a said the customer put in a new battery. And yes he used the valet key to start the car!! I performed the relearn procedure got nothing! Did it a second ti...
2005 Cadillac SRX 4.6L No Problems VIN: 1GYEE63A35
Thanks to all who offered assistance. All the ideas helped keep the problem in focus. By testing each of the 3 alternator wires, we were able to identify a partially frayed wire at the 2-wire connector (GM#[...]). All was fine after repair.
2005 Chevrolet Uplander LT 3.5L battery VIN: 1GNDV33L45
fix was the power doors, had to repeatedly test for draw. and finaly showed itself two times, and yes that was a amp reading and not volts,
1998 GMC Jimmy Envoy 4.3L engine VIN: 1GKDT13W1W
thanks for all the awesome suggestions. The noise from this engine turned out to be a connecting rod bearing. don't understand why it was only noisey at idle but that is for sure what it was. We are assuming some material whet though that rod after the intake ...
2007 Pontiac G6 2.4L Column? VIN: 1G2ZG58B27
Hi guys, thank you for the help. it was the strut plates. Replaced them and the clunk stopped. thanks again.
2000 Saturn LS2 3.0L Bcm VIN: 1G8JW52R9Y
Guys I took this into our Chevy dealer and had them flash it. They kind of screwed me I think and they seemed to enjoy every minute of it. They said they HAD to charge me 1.5 hours as the tech took that long with it as they had a long process to program the th...
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next