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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1028 (Transfer Case - NVG 261-NP2) >> Repair Instructions >> Transfer Case Output Shaft Seal Replacement - Rear >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install a NEW rear output shaft bushing, if required, using the J 45380  .
    • Install the bushing or the finger section of the J 45380  .
    • Install the finger section to the main body of the J 45380  .
    • Position the bushing and tool to the case.
    • Using a hammer and the J 45380  , install the bushing.
  2. Fig 1: Installing Rear Output Shaft Bushing
    GM801307Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Ensure the drain hole on the boot of the rear output shaft seal is facing down toward the ground.
  3. Using theJ 37668-A  , install the rear output shaft seal.
  4. Fig 2: Installing Output Shaft Seal
    GM687288Courtesy of GENERAL MOTORS CORP.
  5. Install the rear propeller shaft. Refer to Propeller Shaft Replacement - One Piece or Propeller Shaft Replacement - Two Piece in Propeller Shaft.
  6. Check the fluid level, add fluid if necessary.
  7. Install the transfer case shield, if equipped. Refer to Transfer Case Shield Replacement .