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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 24, 2014
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for GM
Help Request Answers
1993 Buick Roadmaster Limited 5.7L Unknown VIN: 1G4BT5371P
Hello to all. I have this buick that keeps the wife's feet wet and she does not like it. This thing drips water on the passenger side floor. I have removed bottom of case and checked drain and must say it is the cleanest drain I have seen. I believe it is exce...
2006 Buick Lucerne CXL 4.6L MIL Lamp on VIN: 1G4HR57Y16
Thanks to all in advance for your help. We have this Buick that came in with all kind of trouble codes the car runs fine now, but customer said tht car starting bucking and shacking real bad and then check engine light came on. we tried to scann the car and fo... Trouble codes: P0134 (Ho2s circuit insufficent bank 1), P0154 (bank2), P0141 (Secondary air injection incorrect air flow), P1133 (Ho2s insufficent switching), P1153 (Ho2s circuit open), U0101 (Lost conn with module tcm)
2004 Cadillac CTS 3.6L MIL Lamp on VIN: 1G6DM57704
customer complaint is that he cannot accelerate past 45 mph and check engine light came on, also states vehicle jumps when attempting to pick up speed. I cannot duipcate this problem. found nothing usefull in freeze frame. put my vantage on the throttle body a... Trouble codes: P0221, P2176 (Min Throttle position not learned in ECM), P0700 (Transmission control fault in ECM), P2544 (Torque reduction signal circuit - GMLAN in TCM)
2006 Chevrolet Cobalt LT 2.2L Hi Speed BUS VIN: 1G1AL15F96
Hi all I have this cobalt here that has a no communication on the Hi Speed CAN BUS. The customer had the ignition switch replaced and brought it to me to have the BCM flashed.I disconnected every module to see if there was a module problem but nothing. Can som...
2008 Chevrolet Colorado LT 3.7L 1-2shift
Ok all you trans guys and grils out there,hoping you can shed some light on this for me?Boss tells me to remove and install a new valve body on this 2008 chevy Colorado 3.7L.Came from some other shop that rebuilt it 4l60, so I do as told get new valve body wit...
2011 Chevrolet Aveo LT 1.6L No Start VIN: KL1TG5DE1B
Came in with a dead battery and was told would not start ( even with a jump) Replaced battery due to odd symptoms to make sure I just didnt have a shorted battery. Misc problems : 1 car may or may not crank with the good battery. And will only crank for ab...
2011 GMC Yukon XL 1500 SLT 5.3L Misfire VIN: 1GKS2LE35B
hi guys. we replaced an ignition coil on this truck two weeks ago for a p0301 and dead misfire. truck worked great for last two weeks. now this thing goes into a misfire under slight load between 40 and 60 kph. will not throw a trouble code and mode six data s...

Fixes & Summaries for GM
Fix/Summary Answers
2005 Buick LaCrosse CX 3.8L trunk release VIN: 2G4WC56245
replaced bcm and had dealer reprogram functions as designed now
2007 Chevrolet Uplander 3.9L Air Bag System VIN: 1GBDV13127
As I suspected you must replace the air bag module with a NEW one only. Put new module in , did minor programming steps and codes are gone.
2014 Chevrolet Silverado 3500 HD LTZ 6.6L backup carera
thanks for all the replies, I did get the information from a iatn member but I had already gone to a local dealer and looked under a truck to see where the wires went, thanks again
2007 GMC Yukon XL 2500 SLE 6.0L a/c temp and engine temp VIN: 1GKGC26K97
well I really don't know if you can consider this fixed. But I found some information out, we tried everything new a/c delco fan clutch, new waterpump, radiator, thermostat, orifice tube expansion valve and compressor. flushed out both evaporators and the cond...
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