GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 36825 Output Shaft Oil Seal Remover
    • J 23907 Slide Hammer with Bearing Adapter
    • J 42738 Front Output Shaft Seal Installer

Removal Procedure


    Object Number: 819621  Size: SH
  1. Remove the transfer case. Refer to Transfer Case Assembly Replacement .
  2. Important: It may be necessary to use a sharp punch in order to poke a hole into the seal prior to inserting J 36825 .

  3. Using J 23907 (1), and J 36825 (2), remove the input seal.

Installation Procedure


    Object Number: 819657  Size: SH
  1. Using J 42738 , install the input shaft seal.
  2. Install the transfer case. Refer to Transfer Case Assembly Replacement .