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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 13, 2015
International Automotive Technicians' Network (iATN) - Members Only
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
2002 Buick Century Custom 3.1L LF wheel speed sensor VIN: 2G4WS52J92
This is a problem child car that keeps on setting a c1225 LF wheel speed excessive variation. The Lf wheel speed data pid does not drop out. Instead it spikes well above 30 mph when only going five, and it seems to happen primarily turning left at slow speeds....
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2004 Cadillac CTS 3.6L No Start VIN: 1G6DM57734
I have this cts that's dealing me fits.I've traced wiring til I'm blue in the face.The only thing I can come up with is the BCM.Does anybody in IATN Land know what the voltage is supposed to be on the high speed data line?Any help would be greatly appreciated.
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2004 Chevrolet Epica LS 2.5L Poor Idle Quality, Stall VIN: KL1VB52L44
Really need some help here. I started looking into this Epica for high idle issues and occasional stalling. I drove the car and noticed that as soon as it was put in gear the idle would jump to about 1300-1400 RPM. It also bumps the Rpms on decel at the trans ... Trouble codes: P0121 (Throttle position A circuit range/performance), P1512 (Idle Speed Control ISC System)
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2006 Chevrolet Impala LT 3.5L Vci # VIN: 2G1WT58K66
I'm replacing the BCM it's a different module#. I can't get the BCM to flash without a VCI number due to the replacement module part number being different from the part number of the module removed from the vehicle. the VIN# is [...] I using a sta...
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2009 Chevrolet Silverado 1500 LTZ 5.3L oil prerssure VIN: 3GCEC33099
I really need some help. This trucks oil pressure is good (40 psi at idle) when cold and as it warms up. It even stays around 20 (also at idle) for a while then suddenly it seems to hit a temp and just start slowing dropping until it get to near zero. I have r...
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2007 Pontiac Torrent 3.4L Converter VIN: 2CKDL73F77
Please help, this vehicle is setting fault code p0966 tcc pressure control solenoid control circuit low voltage. At times it shifts ok, when it acts up there is a 1-2 slip and torque converter will lock and unlock when you are driving. At times it will go into...
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Fixes & Summaries for GM
Fix/Summary Answers
2003 Chevrolet Silverado 1500 5.3L Misfire VIN: 2GCEK19T03
The customer never brought the truck back in so they could check it out further. If I get any more information on this repair I will update this information. Trouble codes: P0101 (MAF Sensor), P0171 (Bank 1 Lean), P0174 (Bank 2 Lean), P0443 (EVAP Purge Soleniod), P0300 (Misfire), P2108 (TAC Module Fault).
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2005 Chevrolet Classic 2.2L Odometer/Radio VIN: 1G1ND52F55
HEY everyone in the crazy world of auto repair, i found my repair. first and foremost thank you the "e"mails with the great idea`s and second, i found when programing the late model GM cars,the cluster should be unplugged and then perform programing as needed....
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2007 Chevrolet Impala LTZ 3.9L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2G1WU58R07
I PULLED ALL THE PLUGS TO RUN A COMPRESSION TEST. ALL THE PLUGS WERE ORIGINAL. VERY WORN OUT. RAN COMPRESSION TEST. FRONT BANK (BANK 2) ALL HAD 205 PSI. ALL THE BACK CYLINDERS HAD 155 PSI. DID A LEAK DOWN ON ONE OF THE BACKS. SHOWED AN ACCEPTABLE LEAKAGE AMOUN... Trouble codes: P0300 (Misfire detected).
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2002 GMC W4500 Forward W4S042 5.7L No Start VIN: 4KDC4B1R52
IATN is AWESOME. Thanks for the help, Found broken wires in engine harnees right by bell housing!! Thank you ALL !!
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