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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 6, 2016
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
2005 Cadillac STS 3.6L Radio VIN: 1G6DW67705
I have this Cadillac that came from a body shop for no crank, found a bad ECM change ECM now radio is in theft lock, but the radio worked when it came in. Did a code scan when it came in no codes but a communication code on the ECM U0100,after replacement no c...
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2015 Cadillac Escalade Platinum 6.2L Safety VIN: 1GYS4UKJ2F
Hi everyone. Thanks for your time. Body shop replaced front airbags and seatbelts( motorized) and SRS module (SDM). Called me in to program. Programming said successful but setup failed at Deployment loop enable step. Keep getting message " SDM has indicated t...
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2004 Chevrolet Silverado 1500 5.3L Multiple sys VIN: 2GCEK19T54
Gentlemen, I have an electrical glitch in this Silverado that is annoying because it should be easy to see but I am not finding it. The customer brought the truck over with the ABS & Red brake light on , the push button 4wd panel would not work properly, and t...
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2006 Chevrolet HHR LT 2.2L brake pedal VIN: 3GNDA23D86
any one ever seen this before?
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2008 Chevrolet Suburban 1500 LTZ 5.3L MIL Lamp on VIN: 3GNF121638
Vehicle came in with check engine light on po449 smoke tested found purge valve stuck open and vent valve will not close replaced both of them smoke tested passed .verified computer would turn valves on and off.cleared codes truck came back 3 days later same c... Trouble codes: P0449
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2012 Chevrolet Equinox LT 2.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2GNALDEK7C
I have a 2.4L direct injected engine in this 2012 Equinox that has me banging my head against the wall. This is a dealers car so no previous history is known. As you can see before I got involved with this misfiring problem, 2 coils were installed, fuel injec... Trouble codes: P0300 (misfire)
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2005 GMC Sierra 1500 Denali 6.0L Rear leaf spring bushings VIN: 2GTEK63N55
Replacing rusted rear spring shackles on a 2005 GMC Sierra 4X4. Shackle bolts in rear spring eye seized into bushing. The Dorman kit that I have does not come with bushings and Dorman does not offer them. The GM part number is [...] but it is discontinued. ...
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Fixes & Summaries for GM
Fix/Summary Answers
1990 Chevrolet C1500 Cheyenne 5.7L Poor Idle Quality, Surge VIN: 2GCEC14K5L
one of you fellows suggested a splice where the sensor power is shard by the TPS and the map. I searched for that splice and could not find it. Needless to say No problem. I have a couple friends in the business. we sat for a while discussing this thing.we all... Trouble codes: 43 (knock circuit), 42 (spark control).
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2001 Chevrolet Monte Carlo SS 3.8L No Start VIN: 2G1WX15K41
thanks for all the replies. After carefully examination of the lower fuse panel and checking all the wires, we determined the only possible answer was the ignition relay. The car would only intermitantly become a no start when cycling key off and on multiple t... Trouble codes: P0443.
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2002 Chevrolet Trailblazer LS 4.2L Hesitation, Cuts out, MIL Lamp on VIN: 1GNDS13S12
HEY GUYS SORRY FOR THE DELAYED TIME TO CLOSE THE POST. SO IT TURNED OUT THAT EVERYONE PRETTY MUCH HIT IT ON THE SPOT. IT TURNED OUT TO BE THE WIRING HARNESS TO THE THROTTLE BODY. AFTER REPLACING THE HARNESS, THE PROBLEM NEVER RETURNED. THANK YOU EVERYONE FOR A... Trouble codes: P1221 (Tps sensor 1-2 correlation), P1484 (Cooling system fan performance).
20
2007 Chevrolet Uplander LT 3.9L Coolant VIN: 1GNDV33137
This vehicle did have a defective oil cooler system. The oil cooler is above the oil filter and is attached to the block. The oil cooler was allowing motor oil to get mixed with coolant. If you attempt this repair keep in mind that you need to order 4 pieces...
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2011 Chevrolet Avalanche LT 5.3L Engine Oil Pressure VIN: 3GNTKFE30B
replaced oil pump, pick up tube and -o- ring also the relieve valve on the oil pan since i had it out. thanks for everyone who responded.
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2007 GMC Yukon XL 1500 Denali 6.2L computer VIN: 1GKFK66867
I found the 28 page tsb and followed it finding no problems with wire chafing. Tried to sell an ABS module but customer denied. Oh well. Ill let you know if we do eventually come up with a fix.
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2006 Pontiac Torrent 3.4L cluster, power steering, radio, data bus VIN: 2CKDL73F46
Looks like the problem was a loose ground at the power steering control module. Thank you everyone who took the time to reply!
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