ahhh nevermind, i think i figured it out. disregard my last post. I did it wrong the first time. Now to go plug back in the truck.

Awesome! Thank you very much. Quick question: I saved the new file to my tunes folder. Then when I plugged the intune into the truck, I am not seeing where i select this tune. I am unable to find the location of the file. Do you know what the name would be? I am seeing 93, 91, 87, and mpg boost in ...

Here is the TCM as well.

Hopefully I did this correctly

Hello,
My truck is a 2017 5.3L 6 speed with flex fuel. I have filled up with E85 and was looking for the 91/93 Flex tune. But it isnt appearing as an option. I have the 87 tune and the Diablo tune available. I loaded the Diablo tune, firm shift, AFM off, speed limiter off, recalibrated tire size ...