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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1159 (Manual Transmission - AISIN AY6) >> Repair Instructions - On Vehicle >> Transmission Fluid Replacement >> Draining Procedure

Draining Procedure

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Fluid Drain Plug and Washer
    GM1979741Courtesy of GENERAL MOTORS CORP.
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Clean away any dirt and debris from around the transmission fluid drain plug area.
  3. Position an appropriate container below the transmission drain plug.
  4. Remove the transmission fluid drain plug (4) and washer (3). Discard the washer.
  5. Allow the transmission fluid to drain into the container.
  6. Install the transmission fluid drain plug (4) and a NEW washer (3).

    Tighten:  Tighten the drain plug to 37 N.m (27 lb ft).

  7. Remove the container used to catch the used transmission fluid from under the vehicle.