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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 953 (Transfer Case - NVG 261-NP2) >> Repair Instructions - On Vehicle >> Rear Output Shaft Seal Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Rear Output Shaft Bushing
    GM801307Courtesy of GENERAL MOTORS CORP.
  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 2: View Of Output Shaft Seal
    GM687288Courtesy 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 the J 37668-A  , install the rear output shaft seal. See Special Tools .
  4. Install the rear propeller shaft. Refer to One-Piece Propeller Shaft Replacement or Two-Piece Propeller Shaft Replacement .
  5. Check the fluid level, add fluid if necessary.
  6. Install the transfer case shield, if equipped. Refer to Transfer Case Shield Replacement .