GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 173664  Size: SH
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Release the transmission vent hose from the lower retaining clip.
  3. Important: Observe the orientation of the transmission vent hose check valve prior to removal of the hose.

  4. Remove the transmission vent hose from the transmission vent tube.

Installation Procedure


    Object Number: 173664  Size: SH
  1. Install the transmission vent hose to the transmission vent tube.
  2. Orient the transmission vent hose check valve as noted during prior to removal.

  3. Secure the transmission vent hose to the lower retaining clip.
  4. Lower the vehicle.