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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1613 (Transfer Case - NVG 149-NP (One Speed Automatic)) >> Repair Instructions >> Transfer Case Input Shaft Seal Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra and 2003 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: When installing the input shaft seal, make sure that the part numbers on the seal are facing outward (toward the technician). The input shaft seal should be even with the surface of the transfer case after installation.
  1. Position the seal on the input shaft.
  2. Using the J 42738,  install the input shaft seal.
  3. Install the transfer case. Refer to Transfer Case Assembly Replacement .
    Fig 1: Installing Transfer Case Input Shaft Seal Using J 42738
    G01481052Courtesy of GENERAL MOTORS CORP.