Hooked up to a trailer today to haul some cows. Gross about 26k
Fresh 48re done locally, dpc triple, billet shafts, clutches, transgo, GM solenoid.
While towing, under WOT in D. Truck shifts 1, 2, 2 LOCKUP, back to 2, and wont shift into 3rd unless I let off. Haven't had this happen...