For 1990-2009 cars

### Removal Procedure

1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
2. Remove the propeller shaft. Refer to Two-Piece Propeller Shaft Replacement or One-Piece Propeller Shaft Replacement in Propeller Shaft.
3. Remove the rear axle torque arm. Refer to Torque Arm Replacement in Rear Suspension.
4. Remove the catalytic converter hanger. Refer to Converter Hanger Assembly Replacement in Engine Exhaust.
5. Remove the case extension bolts (1).
6. Remove the case extension (2).
7. Remove the case extension seal (1).
8. Remove the output shaft sleeve (1), if necessary.
9. Remove the output shaft seal (2), if necessary.

### Installation Procedure

#### Tools Required

J 21426 Case Extension Oil Seal Installer

1. Install a new output shaft seal (2), if necessary.
2. Install a new output shaft sleeve (1) using J 21426 , if necessary.
3. Install a new case extension seal (1) using a soft face hammer and J 21426 .
4. Install a new case extension seal (3).
5. Install the case extension (2).
6. Install the case extension bolts (1).

Tighten
Tighten the case extension bolts (1) to 35 N·m (26 lb ft).

7. Install the catalytic converter hanger. Refer to Converter Hanger Assembly Replacement in Engine Exhaust.
8. Install the rear axle torque arm. Refer to Torque Arm Replacement in Rear Suspension.
9. Install the propeller shaft. For the 3.8L equipped vehicle, refer to Two-Piece Propeller Shaft Replacement or for the 5.7L equipped vehicle, refer to One-Piece Propeller Shaft Replacement in Propeller Shaft.
10. Lower the vehicle.