GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 183044  Size: SH
  1. Open the hood.
  2. Remove the air inlet grille. Refer to Air Inlet Grille Panel Replacement .
  3. Pull the plenum chamber deflector from the windshield lower frame.

  4. Object Number: 182968  Size: SH
  5. Remove the plenum chamber deflector extension, if necessary.

Installation Procedure


    Object Number: 182968  Size: SH
  1. Insert the tabs of the extension over the flange of the plenum chamber and press down until fully seated.

  2. Object Number: 183044  Size: SH
  3. Install the plenum chamber deflector to the flange.
  4. Start at the centerline of the vehicle and work toward the passenger side corner.
  5. Install the air inlet grille. Refer to Air Inlet Grille Panel Replacement .
  6. Close the hood.