GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2007
🢒
Sierra - 2WD
🢒
Transmission/Transaxle
🢒
Transfer Case - BW 4485-NR3
🢒 Rear Output Shaft Seal Replacement
Tools Required
J 45756
Output Shaft Seal Installer
Removal Procedure
Raise and suitably support the vehicle. Refer to
Lifting and Jacking the Vehicle
.
Remove the transfer case shield, if equipped. Refer to
Transfer Case Shield Replacement
.
Remove the rear propeller shaft. Refer to
One-Piece Propeller Shaft Replacement
or
Two-Piece Propeller Shaft Replacement
.
Remove the rear output shaft seal by prying it out with a flat tipped screwdriver.
Installation Procedure
Using the
J 45756
, install a NEW front output shaft seal.
Install the rear propeller shaft. Refer to
One-Piece Propeller Shaft Replacement
or
Two-Piece Propeller Shaft Replacement
.
Check the fluid level. Add fluid, if necessary.
Install the transfer case shield, if equipped. Refer to
Transfer Case Shield Replacement
.
Lower the vehicle.