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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 19 (Automatic Transmission - ALLISON - Introduction (2 Of 2)) >> Repair Instructions >> Seal Replacement - Torque Converter >> Installation Procedure

Installation Procedure

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    Fig 1: Installing New Seal Onto J 43772
    GM659308Courtesy of GENERAL MOTORS CORP.
  1. Install the new seal (2) onto the J 43772  . See Special Tools . Position the seal so the seal lip is outward and the face of the steel case is against the driving face (1) on the tool.
  2. Fig 2: Driving Seal Into Seal Bore
    GM659313Courtesy of GENERAL MOTORS CORP.
  3. Slide J 43772  over the turbine shaft and the stator shaft until the seal starts into the seal bore. See Special Tools . Strike the J 43772  with a mallet (1) to drive the seal into the seal bore. See Special Tools . The seal is installed correctly when the shoulder of the J 43772  squarely contacts the outer surface of the oil pump. See Special Tools .
  4. Install the torque converter into the transmission. Refer to Torque Converter Replacement .