Removal Procedure

Raise the vehicle. Refer to LIFTING & JACKING THE VEHICLE in General Information.
Remove the transfer case shield. Refer to Transfer Case Shield Replacement .
Remove the rear propeller shaft.
- For vehicles equipped with the one piece rear propeller shaft, refer to PROPELLER SHAFT REPLACEMENT - ONE PIECE in Propeller Shaft.
- For vehicles equipped with the two piece rear propeller shaft, refer to PROPELLER SHAFT REPLACEMENT - TWO PIECE in Propeller Shaft.
  
  Fig 1: Removing Rear Propeller Shaft
  Courtesy of GENERAL MOTORS CORP.
Remove the transfer case rear output shaft seal.