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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 >> Torque Converter Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Lubricate the converter pump hub OD and the torque converter seal with clean transmission fluid.
  2. Install J 46409  180 degrees apart into 2 lugs on the front of the torque converter. See Special Tools .
    Fig 1: Using J 46409 To Install Torque Converter
    GM1660895Courtesy of GENERAL MOTORS CORP.
    3. CAUTION: Avoid personal injury or property damage when removing or installing the torque converter by seeking an assistant to help lift the torque converter.
  3. Lift the torque converter into the transmission.
  4. Spin the torque converter to engage the turbine shaft splines in the torque converter hub, the stator shaft splines in the stator race and to engage the drive flats on the converter pump hub with the oil pump drive gear.
  5. The torque converter is correctly installed when the distance from the lugs to the mounting face is the same as when measured before removing the torque converter.
    6. Fig 2: Installing J 21366 To Restrain Torque Converter
    GM1660894Courtesy of GENERAL MOTORS CORP.
  6. Install J 21366  .
  7. Reinstall the transmission into the vehicle. Refer to Transmission Replacement (With 6.6L Engine)  or Transmission Replacement (With 8.1L (L18) Engine) .
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