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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 4, 2012
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for GM
Help Request Answers
2002 Chevrolet Monte Carlo SS 3.8L Air Bag Light On VIN: 2G1WX15K82
I can communicate with every other module except the SIR module. Air bag light is on. Have tried my TECHII and MODIS; still no communicaion. I did get a code from OnStar module: U1088(no comm.). I already checked fuses, unplugged and plugged connector under dr...
2007 Chevrolet Impala LT 3.9L Traction Control VIN: 2G1WC58R17
Code c0242 ecm indicated tcs malufunction and traction control torque request circuit.cant find any data in mittcel to help.test drove with tech 2 all speed sensor reading same
2008 Chevrolet Cobalt LS 2.2L P0171 Lean VIN: 1G1AK18F38
Hi there, I have this clean little cobalt eating my dinner. It is in for the light being on with a code P0171, lean exhaust bank 1. I have installed a new mass airflow sensor and upstream oxygen sensor and i can't tame this beast. I cannot really pick up any ...
2008 Chevrolet Express 3500 6.0L Poor Idle Quality, Hesitation, MIL Lamp on VIN: 1GBJG31K98
Compression is good on all cylinders. 152 - 155 i cleaned ignition coil grounds and seemed to work for approx. 2 weeks. The vehicle runs fine no cut outs at cruise but stopped at a stop light it will stumble a little bit but not all the time. Heres the freez... Trouble codes: P1174
1999 Oldsmobile Alero GL 2.4L Misfire VIN: 1G3NL52T7X
This vehicle is not sparking on #2-#3 coil. Found broken primary wire to this coil and now have B+. Amp probed primary and find no switching. Have both IC inputs at module from PCM but still have no switching of the primary on this coil. Has had 2 aftermarket ... Trouble codes: P0302, P0303
2003 Pontiac Grand Am GT 3.4L No Start, only when cold inter VIN: 1G2NV12E83
This one is really been a headache for me. please gm techs HELP! this car was given to me because it has been to other people and no success at fixing it, I'm not having much luck myself. Only when cold will the vehicle not start, no spark or injection pulse. ...

Fixes & Summaries for GM
Fix/Summary Answers
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