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Home >> Chevrolet >> 2007 >> Chevy Express G2500, Van Cargo, 6.6 6 >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 4L80-E/4L85-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis >> On-Vehicle Repair Instructions >> Transmission Extension Housing Rear Oil Seal Replacement >> Installation Procedure

Installation Procedure

    Fig 1: Installing Transmission Extension Housing Rear Oil Seal
    GM744178Courtesy of GENERAL MOTORS CORP.
  1. Lubricate the inside diameter of the new seal with J 36850  .
  2. Use the J 38869  (1) with a soft faced mallet to install the seal (2). See Special Tools .
  3. Install the seal (2) to the extension housing (3).
  4. Install the propeller shaft. Refer to One-Piece Propeller Shaft Replacement or Two-Piece Propeller Shaft Replacement .
  5. Remove the drain pan and lower the vehicle.
  6. Fill the transmission to the proper level with approved fluid.