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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 13, 2018
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Open Help Requests for GM
Help Request Answers
2001 Chevrolet Corvette 5.7L No Start VIN: 1G1YY22G61
Gonna try to keep it short and sweet. This Vette was in an accident that crunced the right front fender destroying the TAC module and damaging the ECM. Both are located behind the fender. Replaced both. When you cut ignition on you have no communication wi...
2013 GMC Sierra 1500 SL 5.3L Hard shifts VIN: 1GTN29E08D
After the customer drives it 200 miles the transmission shifts hard. No Transmission codes. We had a engine code P015B Oxygen sensor B1-S1. After clearing the code the transmission shifted normal. We did not reset the transmission adapts. Question: Can thi...
2007 Pontiac Solstice GXP 2.0L Axle Vent VIN: 1G2MG35X17
We relocated the rear axle vent per TSB-07-04-20-001A; which ads a hose between the differential and vent. Fluid continues to leak although the vent is now at the floor pan. Has anyone else run into this issue before?
2003 Saturn Vue 2.2L No Start, Uneven cranking VIN: 5GZCZ33D03
Thanks for looking at my post. This vehicle was towed in. Owner says it hasn't run since before X-Mas. Prior to that shops installed new plugs and new alternator and battery. After Alt they said ran for 2 days then not after. Battery was completely dead so...

Fixes & Summaries for GM
Fix/Summary Answers
2014 Chevrolet Silverado 1500 LT 5.3L steering module VIN: 3GCUKREC9E
As always thanks to all who took time to reply. As Craig and Jeff said the wrong component has been installed. If you look into the GDS menu you will find the part and software numbers that should be in the vehicle and they did not match. The truck belonged to...
2013 GMC Sierra 1500 SLE 5.3L Low Coolant Light VIN: 1GTR2VE75D
Wiring diagram showed no wire for level sensor, service info for truck had nothing about the algorithm type calculation for coolant level. I even went down to the dealer and looked at the OEM info, same as alldata word for word. So I used service info for corv...
2008 Saturn Sky 2.4L Balance shaft chain tensioner? VIN: 1G8MB35B88
Thank you everyone for the help. Did reset balance shaft chain tensioner. Whine is now gone. Not the new water pump. The G.M. Tool to hold pump gear is junk. In the future I will plan to reset tensioner. Again thank you all.
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