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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1355 (Automatic Transmission - ALLISON - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Repair Instructions - On Vehicle >> Output Flange/Yoke Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Yoke Assembly
    GM659007Courtesy of GENERAL MOTORS CORP.
  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.
  3. CAUTION: Refer to Fastener Caution .
  4. Install the bolt (3) and seal-ring washer (2).

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

  5. Attach the vehicle driveline to the transmission yoke assembly. Refer to Transmission Replacement .
  6. Be sure the selector is in the Park (P) position.
  7. Remove the wheel chocks before continuing operation of the vehicle.