GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the floor carpet. Refer to Front Floor Panel Carpet Replacement .

  2. Object Number: 508435  Size: SH
  3. Remove the rear floor air outlet duct (1) from the holes in the floor reinforcement.
  4. Disconnect the rear floor air outlet duct from the heater core outlet cover.
  5. Remove the rear floor air outlet duct.

Installation Procedure

  1. Install the rear floor air outlet duct.

  2. Object Number: 508435  Size: SH
  3. Connect the rear floor air outlet duct to the heater core outlet cover.
  4. Position the rear floor air outlet duct (1) to the holes in the floor reinforcement and press into place.
  5. Install the floor carpet. Refer to Front Floor Panel Carpet Replacement.