can someone email me please on the steps to change the shift points on the 09 auto 6.1 Nag1. bought the HP license did the math for changing the shift points from 6,200 to 6,400 and seem to missing a step for the download. email @ [email protected] or post here. New member here and not sure how this all works here.. thanks again for the help..i might be posting in the wrong place..