GM Service Manual Online
For 1990-2009 cars only

Transmission Housing Oil Seal Replacement Rear Seal (2wd)

Tools Required

    • J 36825 Output Shaft Oil Seal Remover
    • J 23907 Slide Hammer
    • J 36502-2A Output Shaft Seal Protector/Installer
    • J 36502 Extension Housing Seal Installer

Removal Procedure

  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the rear propeller shaft. Refer to Two-Piece Propeller Shaft Replacement in Propeller Shaft.

  3. Object Number: 4781  Size: SH
  4. UsingJ 36825 andJ 23907 , pry the seal out of the extension housing.

Installation Procedure


    Object Number: 4757  Size: SH
  1. Position J 36502-2A over the output shaft.

  2. Object Number: 4758  Size: SH
  3. Using J 36502 , install the rear output shaft seal.

  4. Object Number: 4757  Size: SH
  5. Remove J 36502-2A from the output shaft.

  6. Object Number: 7909  Size: SH
  7. Fill the space between the seal lips with grease GM P/N 1052497 or equivalent.
  8. Install the rear propeller shaft. Refer to Two-Piece Propeller Shaft Replacement in Propeller Shaft.
  9. Check the transmission oil level. Refer to Fluid Replacement .
  10. Lower the vehicle.