GM Service Manual Online
For 1990-2009 cars only

Draining Procedure

    Caution: Refer to Protective Goggles and Glove Caution in the Preface section.

    Caution: Refer to Vehicle Lifting Caution in the Preface section.

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.

  2. Object Number: 1955632  Size: SH
  3. Clean away any dirt and debris from around the transmission fluid drain plug (3) area.
  4. Position an appropriate container below the transmission drain plug.
  5. Remove the transmission fluid drain plug (3) and washer (2) and discard.
  6. Discard the washer.

  7. Allow the transmission fluid to drain into the container.
  8. Install a NEW sealing washer (2) to the transmission drain plug.
  9. Notice: Refer to Fastener Notice in the Preface section.

  10. Install the transmission drain plug (1) to the transmission.
  11. Tighten
    Tighten the drain plug to 37 N·m (27 lb ft).

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

Filling Procedure


    Object Number: 1955632  Size: SH
  1. Clean away any dirt and debris from the transmission fluid fill plug (1) area.
  2. Remove the transmission fluid fill plug (1) and washer (2) and discard.
  3. Discard the washer.


    Object Number: 1955635  Size: SH
  4. Fill the transmission to just below the bottom of the fill plug hole with the recommended fluid. Refer to Lubrication Specifications.

  5. Object Number: 1955632  Size: SH
  6. Install a NEW sealing washer (2) to the transmission fill plug.
  7. Notice: Refer to Fastener Notice in the Preface section.

  8. Install the transmission fill plug (1) to the transmission.
  9. Tighten
    Tighten the fill plug to 37 N·m (27 lb ft).