I did a couple months back and they told me it wouldn't work for my truck for some reason. I figure my truck was flashed at the dealer before I bought the Predator. Last time I tried it I got the engine power reduced light , so I stopped messing with it, but I was trying different versions. It came ...

Im having this same problem i have a 2009 Gmc Sierra, i have a newer u7194 and i cant seem to get it to show the preloaded tunes it let me modify parameters with 9r.17 but other than that there was restore original back up. I upgraded to 9r.28 and going into the performance tune said the current ...

That's more than what I paid for this thing, how would I go about doing that.

PCM:
Modify stock tune
(Modified)
Goes through a couple of codes and shows my VIN but that's it.
It's U7194.

I recently purchased a predator from a random guy off a app called letitgo, I tried to install a tune but all it has is modify stock tune and restore original. Apparently I got screw but is there anyway to fix this? Would really like to have the 91tune and if any others were suppose to be preloaded ...