Seals and Gaskets: Service and Repair

REMOVAL PROCEDURE

^ Tools Required
- J29162 Output Shaft Seal Installer (4401 and 4470 Transfer Case)

IMPORTANT: This procedure applies to the front output shaft seal replacement and to the rear output shaft seal replacement.

1. Raise and support the vehicle. Refer to Lifting and Jacking.





2. Remove the front or the rear propeller shaft.
^ Refer to Propeller Shaft Replacement (Rear) in Propeller Shaft.
^ Refer to Propeller Shaft Replacement (Front) in Propeller Shaft.

3. Remove the propeller shaft yoke nut and the flat washers.
The yoke nut and the flat washers are not used at the rear on some models.
4. Remove the propeller shaft yoke.
5. Remove the seal.
Use a screwdriver in order to remove the seal. Do not damage the sealing bore.

INSTALLATION PROCEDURE
1. Install the seal using the Output Shaft Seal Installer (4401 and 4470 Transfer Case) Lubricate the seal lips with petroleum jelly or with transmission oil.
2. Install the propeller shaft yoke.
3. Install the flat washers and the nut, if used.
^ Tighten the Borg-Warner rear propeller shaft yoke nuts to 170 Nm (125 ft. lbs.).
^ Tighten the Borg-Warner front propeller shaft yoke nut to 225 Nm (165 ft. lbs.).





4. Install the front or the rear propeller shaft.
^ Refer to Propeller Shaft Replacement (Rear) in Propeller Shaft.
^ Refer to Propeller Shaft Replacement (Front) in Propeller Shaft.
^ Check the transfer case oil level and add oil as necessary. Refer to Lubrication Specifications.
^ Lower the vehicle.