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Home >> Chevrolet >> 2004 >> Avalanche 2500 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Automatic Transmission - 4L60-E/4L65-E (Introduction, Service & Replacement)) >> Repair Instructions >> Transmission Extension Housing Rear Oil Seal Replacement >> Installation Procedure

Installation Procedure

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    Fig 1: Case Extension Housing Rear Oil Seal
    GM647512Courtesy of GENERAL MOTORS CORP.
  1. Lubricate the inside diameter of the NEW seal with J 36850  .
  2. Using J 21426  and a soft faced mallet, install the seal. See Special Tools and Equipment .
  3. Remove the drain pan.
  4. Install the propeller shaft. Refer to Propeller Shaft Replacement - Rear in Propeller Shaft.
  5. Fill the transmission to the proper level with DEXRON® III transmission fluid. Refer to Transmission Fluid Checking Procedure .