No 2-3 Shift In "D" Position

Shift linkage, direct clutch pressure, valve body (2-3 shift valve, No. 3 or No. 9 check ball, solenoid pressure regulator valve, 2-3 modulator valve), Shift Solenoid No. 2 (SSB) failure, output shaft seals, missing or leaking cup plug, 2-3 accumulator, blocked valve body solenoid screen, intermediate one-way clutch assembly, direct clutch assembly or case (damaged output shaft seal area).