GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the transmission support bracket. Refer to Transmission Rear Mount Replacement .
  2. Remove the propeller shaft. Refer to Two-Piece Propeller Shaft Replacement in Propeller Shaft.
  3. Lower the tail shaft of the transmission enough to access the transmission bolt (2).

  4. Object Number: 474579  Size: SH
  5. Remove the transmission bolt (2).
  6. Remove the vent tube (3) from the vent pipe.

Installation Procedure


    Object Number: 474579  Size: SH
  1. Install the vent tube (3) to the vent pipe.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the transmission bolt (2).
  4. Tighten
    Tighten the transmission bolt (2) to 50 N·m (37 lb ft).

  5. Raise the tail shaft of the transmission.
  6. Install the propeller shaft. Refer to Two-Piece Propeller Shaft Replacement in Propeller Shaft.
  7. Install the transmission mount. Refer to Transmission Rear Mount Replacement .