Sierra 1500 4WD V8-6.0L (2007)
Important: When installing the input shaft seal, make sure that the part numbers on the seal are facing outward (away from the body of
the transfer case).
1. Align the transfer case input shaft seal evenly on the input shaft.
Important: The input shaft seal should be even with the surface of the transfer case after installation.
2. Using the J 42738, install the transfer case input shaft seal.
3. Install the transfer case.
4. Check the fluid level. Add fluid of necessary.