Tools Required
J 44915 Seal Installer
Removal Procedure
- Remove the torque tube assembly. Refer to
Driveline Torque Tube Replacement
.
- Remove the drive pinion housing oil seal (1) and discard.
Important: The internal components of the torque tube
assembly cannot be serviced separately. If corrosion exists that cannot be polished
off, or there is excessive scoring or wear, the torque tube must be replaced
as a complete assembly.
- Inspect the sealing surface (1) of the propeller shaft contained inside
the torque tube. Polish corrosion off with a crocus cloth.
Installation Procedure
- Lubricate the new pinion housing assembly oil seal
with synthetic gear oil GM P/N 12378514 Canadian P/N 88901045
or equivalent.
- Use the J 44915
in order to install a new oil seal (2) to the drive pinion housing.
- Install the torque tube assembly. Refer to
Driveline Torque Tube Replacement
.
- Inspect the differential carrier lubricant level. Refer to
Lubricant Change
.