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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 >> Output Flange/Yoke Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Lubricate the internal splines and the rear seal journal of the yoke assembly with clean transmission fluid.
  2. Install the yoke assembly (1) onto the transmission output shaft.
    Fig 1: Installing Yoke Assembly
    GM659007Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  3. Install the bolt (3) and seal ring washer (2).

    Tighten:  Tighten the bolt to 123 N.m (91 lb ft).

  4. Attach the vehicle driveline to the transmission yoke assembly. Refer to Transmission Replacement (With 6.6L Engine)  or Transmission Replacement (With 8.1L (L18) Engine) .
  5. Be sure the selector is in the Park (P) position.
  6. Remove the wheel chocks before continuing operation of the vehicle.