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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 19, 2010
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Open Help Requests for GM
Help Request Answers
2002 Cadillac Escalade 6.0L Output shaft seal VIN: 1GYEK63N02
The output shaft seal is leaking on this truck. Varified rear seal was leaking sold the seal and replaced it. On the return from the test drive its leaking again and I noticed a small amount coming from the front seal as well, I didnt notice any cracks or dama...
2004 Chevrolet Tahoe Z71 5.3L 4wd service message VIN: 1GNEK13Z94
My customer came in and he had a service 4wd message, I checked online and found alot of people saying the 4wd switches on the dash go bad, or the encoder sensor on the case, or possible blown 4wd fuse. I checked the fuse and its not blown. Have never had this...
2004 Chevrolet Silverado 2500 HD 6.6L brakes? VIN: 1G2THK22G7
well first of all the brake pedal does a pushback upon apply at times,only will do it once at times any speed and even standing still.after driving some distance the front will start in to a violent shaking at hiway speed mostly.realy bad almost as if the fron...
2006 Chevrolet Silverado 1500 LT 5.3L Transmission Computer Data Lines VIN: 1GCEC19Z76
I have installed an engine and transmission from a 2006 Chevrolet Silverado into an 86 Silverado body. I am using the factory ECM and cluster because they run information via the CLASS 2 DATA LINES. My question is: where is the transmission computer?!? My diag...

Fixes & Summaries for GM
Fix/Summary Answers
2002 Chevrolet Tahoe LT 5.3L 2-3 solenoid circuit B VIN: 1GNEK13T52
First Thank You to all who responded. The fix was the 2-3 solenoid. Used the "Solus" solenoid function test. The 2-3 solenoid did not click. Removed pan to verify voltage at connector. Had voltage. Replaced solenoid it's fixed!!! Thanks again to all who replie...
2003 GMC Sierra 1500 SLT 5.3L 4wd VIN: 1GTEK19T33
Thanks to Brandon from Iowa - The ground leading from the frame under the driver's door was damaged. After repairing the vehicle was fixed.
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