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Prev Professional Automotive Repair Technical Discussions for December 26, 2014
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1994 Buick Park Avenue Ultra 3.8L super charger VIN: 1G4CU521XR
This is an m62 supercharger. I need to change the coupler. Is there a plug on the nose assem. to remove/add oil, or does the complete blower have to come off in order to remove old/add new oil? I know the m90 model has a plug to remove/ add new oil, but can't ...
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2006 Cadillac STS 3.6L timing chain VIN: 1G6DW67766
Hey guys we have a caddi here my buddy is looking to buy. It has a noise in the front, like a timing chain noise, and I want to steer him in the right direction. We can pull the oil filter cap off, and we can hear that the noise is louder--which definitely sou...
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1999 Chevrolet Tracker 1.6L stalls in reverse
this is more to help others if they have this problem. it is fixxed and i figured that maybe it might help out others so they dont need to test for days like we did. the problem is that when vehicle sits fo 30 min or more and you put it in reverse it stalls if...
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2005 Chevrolet Cobalt 2.2L 1-2 shift VIN: 1G1AK52FX5
Merry Christmas, The shop obtained this car with a bad engine so that was replaced with no issues but the trans does shift correctly only seems to have 1st and 3rd. It has code PO974 to do with 1-2 shift solenoid which shows a fault on the scan tool and PO700....
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Fixes & Summaries for GM
Fix/Summary Answers
1998 Chevrolet K1500 Cheyenne 5.7L transfer case VIN: 1GCEK14R1W
Thank you to all that replied. This one turned out to be a bad TCCM. This Vehicle did have the 241 3 button transfer case so after grounding pin 13 came up with a trouble code 1. Orange wire checked out ok so replaced control module and all is well.
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2002 Chevrolet Trailblazer LS 4.2L Mode controls VIN: 1GNDT13S32
*** Incorrect part for defrost (mode 2) actuator *** Hello friends. Well this one is in the books. Turns out Steven from SC gave the clue that got this thing done finally. What he suggested was that we were probably getting the incorrect part from our sup...
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2006 GMC Envoy XL Denali 5.3L engine VIN: 1GKET66M26
Hi and thanks to all who took the time and replied .Sorry for the extra time to summit the fix. We had to put this vehicle on the back burner for a while until we got caught up a little bit. Most every body had some good ideas . I do understand the thoughts ab...
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2007 GMC Sierra 3500 HD SLT 6.0L bcm/ VIN: 1GTHK33K27
PLACE BCM HAD IT PROGRAMED STILL DIDN'T HAVE CRANK SIGNAL AT BCM DEALER SAY THEY PUT COMPUTER IN AND FIXED IT NOT SURE HOW COMPUTER SENDA CRANK SIGNAL TO BCM EVERYTHONG I HAVE READ SAY BCM RECEIVES SIGNAL FROM IGNITION SWITCH ???
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