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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 920 (Automatic Transmission - ALLISON - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> On-Vehicle Repair Instructions >> Torque Converter Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Torque Converter Restraining Device
    GM1660894Courtesy of GENERAL MOTORS CORP.
  1. Remove the transmission from the vehicle. Refer to Transmission Replacement .
  2. Install J 21366  to restrain the torque converter.
  3. Install J 44723  . Refer to Holding Fixture Installation .
  4. Position the transmission vertically with the torque converter end up.
  5. Remove J 21366  torque converter retaining bracket.
    6. Fig 2: Installing J 46409 Into Torque Converter Lugs
    GM1660895Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: The distance from the torque converter mounting lugs to the transmission mounting face is an important measurement. It is required to check correct reassembly of the torque converter.
  6. Measure from the mounting lugs to the transmission mounting face.
  7. Install J 46409  180 degrees apart into 2 lugs on the front of the torque converter. See Special Tools .
    8. CAUTION: Avoid personal injury or property damage when removing or installing the torque converter by seeking an assistant to help lift the torque converter.
  8. Lift the torque converter free of the transmission and place it on the work table.
  9. Remove the lifting handles.
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