I replaced 1-2 and 2-3 snoids with ac delco parts. Cleared out p0785 code. Start engine,put in OD,1st gear works,2nd,3rd,OD worked. Stop sign,starts off in 3rd,manually to 1st it will start off in 2nd,shifts hard to 3rd,no OD.No down shifting as in a passing gear. Turn off,restart,1st good at...