On a 4t40e, to lower the RPM at which it shifts at WOT, do you need to change both the speed and RPM shift points under WOT, or would work to only change the RPM?
On a 4t40e, to lower the RPM at which it shifts at WOT, do you need to change both the speed and RPM shift points under WOT, or would work to only change the RPM?
Matt is this you, and you need to change both in conjunction.
Yep
Matt what are you doing the 29th? We need to get together to look at each others trans tunes.