Hey again,

See below picture, this is what I mean by there is no fuel option. I only got to change the engine option which has the PE. So, should I update???? by the way I have a GM/sierra/2015.

Hey 06MonteSS,

I just bought my Trinity and I used the diablo tune mode with a few adjustment which they are DoD, Speed Limiters. However, I logged the parameters you mentioned earlier to adjust the fuel slope. the problem is that when I go back and try to adult it (-4%), I can't because I don't ...