Okay. Thanks Jim. So the best option would be to look for a Tune File for Efilive 2021 with my Aisin transmission and Manual Transfer Case? Is there...
Thank you very much Jim for the details and for those tips at the end. Maybe it seems like a bit of a stupid question because I've only really worked...
My brother has a low mileage 2007 Duramax and uses the tuner shown in the pictures below. I used to have the software to load files onto the device,...
Thanks for replying Jim. I bought this truck at an auction a few years ago and had it sitting around until I decided to revive it since it was a big...