For 1990-2009 cars

Important: Do not remove the actuator guide unless the actuator guide appears damaged.

1. Remove the actuator guide roll pin (810) from the case.
2. Remove the actuator guide (812) and O-ring seal (811) assembly from the case (51). For easiest removal, tap the actuator guide (812) into the case (51).
3. Install a new O-ring seal (811) on the actuator guide (812).
4. Install the actuator guide (812) and O-ring assembly (811) into the transmission case (51).
5. Install the actuator guide roll pin (810) into the case (51) in order to secure the actuator guide (812).