just got the gryphon and loaded tunes out of the box and no adjustment to the custom settings,,, i get surging and hesitation in 3rd and 4th gear from 1000 to 2000 rpm
but when it goes to overdrive,,TC locked,, its fine .. runs fine other than that.. its instaled on an 08 f150 mods are k&n drop in and roush sido exhaust thats it.. efans , UD pulleys,and custom tunes are on the way... any thoughs would help (going to try level 1 tonight) Thanks