Transmission Housing Oil Seal Replacement - Rear 2WD

Tools Required

1. Remove the rear propeller shaft. Refer to One-Piece Propeller Shaft Replacement or Two-Piece Propeller Shaft Replacement .
2. Remove the rear oil seal using J 6125-1B (1) and J 23129 (2).

1. Using J 36503 install the NEW rear oil seal.
2. Install the rear propeller shaft. Refer to One-Piece Propeller Shaft Replacement or Two-Piece Propeller Shaft Replacement .
3. Check to transmission fluid level. Add if necessary.
4. Lower the vehicle.

Transmission Housing Oil Seal Replacement - Rear 4WD

Tools Required

1. Remove transfer case. Refer to Transfer Case Assembly Replacement for the NVG 236/246-NP8 (Two Speed Automatic) transfer case or Transfer Case Assembly Replacement for the NVG 261-NP2 (Two Speed Manual) transfer case.
2. Using J 36825 and J 23907 remove the output shaft seal.

1. Position the J 36502-2A over the output shaft.



2. Using J 36502 install the NEW output shaft seal.



3. Remove the J 36502-2A from the output shaft.



4. Fill the space between the seal lips with grease GM P/N 1052497 or equivalent.
5. Install transfer case. Refer to Transfer Case Assembly Replacement for the NVG 236/246-NP8 (Two Speed Automatic) transfer case or Transfer Case Assembly Replacement for the NVG 261-NP2 (Two Speed Manual) transfer case.
6. Check the transmission fluid level. Add as necessary.
7. Lower the vehicle.