tim wellington

randomly unlocks in 4 ,starts off in 2nd unless over 50% throttles .slight hesitation between 2 and 3 shifts .this not constant but random .and if i stomp it does fine. i am think maybe more line pressure sincs this happen after i loosin up stall.any body with hp tuner and loose stall check there line pressure setting and get back to me please

madmann26

iTrader: (7)

I know with mine, I was commanding 90psi from 320ft-lb to the max.

tim wellington

this fix yours . kinda guess at mine because i running 4l60e tune, i did relay method .instead of segment swap

tim wellington

got it fixed

GMC93

What was it?