GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the propeller shaft. Refer to Propeller Shaft.

  2. Object Number: 13963  Size: SH
  3. Remove the propeller shaft front slip yoke oil seal.

Installation Procedure

Tools Required

    • J 21426 Extension Housing Seal Installer
    • J 8092 Driver Handle

    Object Number: 13968  Size: SH
  1. Use the J 21426 and the J 8092 install the case extension oil seal.
  2. Install the propeller shaft. Refer to Propeller Shaft.
  3. Notice: Do not overfill the transmission. Overfilling will result in foaming, loss of fluid, and possible damage to the transmission.

  4. Check the automatic transmission fluid level.