GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2004 🢒 GTO 🢒 Driveline/Axle 🢒 Propeller Shaft 🢒 Mainshaft Rear Oil Seal Replacement

Tools Required

    • J 23907 Slide Hammer with Bearing Adapter
    • J 26941 Bushing and Bearing Remover - 3-4 in
    • J 39440 Extension Housing Seal Installer

Removal Procedure

    Object Number: 349689 Size: SH
  1. Remove the propeller shaft. Refer to Two-Piece Propeller Shaft Replacement in Propeller Shaft.
  2. Remove the main shaft seal using J 23907 and J 26941 .

Installation Procedure

    Object Number: 349677 Size: SH
  1. Install the main shaft seal using J 39440 .
  2. Lubricate the inside diameter of the seal. Use only DEXRON® III automatic transmission fluid.
  3. Install the propeller shaft. Refer to Two-Piece Propeller Shaft Replacement in Propeller Shaft.
  4. Inspect the transmission fluid level. Refer to Transmission Fluid Level Inspection .
  5. Add transmission fluid, if necessary.