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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 132 (Automatic Transmission - 4L60-E/4L65-E/4L70-E - Introduction (2 Of 2)) >> Repair Instructions >> Repair Instructions - On Vehicle >> Transmission Extension Housing Rear Oil Seal Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Case Extension Housing Rear Oil Seal
    GM647512Courtesy of GENERAL MOTORS CORP.
  1. Lubricate the inside diameter of the new seal with J 36850  .
  2. Use the J 21426  with a soft faced mallet to install the seal.
  3. Install the seal to the extension housing.
  4. Install the propeller shaft. Refer to Rear Propeller Shaft Replacement .
  5. Remove the drain pan and lower the vehicle.
  6. Fill the transmission to the proper level with DEXRON® VI transmission fluid. Refer to Transmission Fluid Checking .