Sierra 2500 4WD V8-6.6L DSL Turbo (2007)
Important: Ensure the drain hole on the boot of the rear output shaft seal is facing down toward the ground.
2. Using the J 37668-A, install the rear output shaft seal.
3. Install the rear propeller shaft.
4. Check the fluid level, add fluid if necessary.
5. Install the transfer case shield, if equipped.
Input Shaft Seal Replacement
Input Shaft Seal Replacement
Tools Required
J 42738 Seal Installer
Removal Procedure
1. Remove the transfer case.
2. using a flat-tipped screwdriver, remove the input shaft seal.
Installation Procedure
