Im trying to figure out what my tuner changed in my trans tune. This was done before i had my own HP tuners so i never got the stock file. Does anyone have a stock 6L90 file from a 2008 2500HD?
Im trying to figure out what my tuner changed in my trans tune. This was done before i had my own HP tuners so i never got the stock file. Does anyone have a stock 6L90 file from a 2008 2500HD?
log into your account, go to repository, there is one there
Michael Bray
Rusty Knuckle Garage
Slidell, Louisiana
20yr Master Tech.
Advanced Level Specialist
Custom Car Fabrication, Customization, High Performance.
GM World Class Technician
Shop Owner