GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 455174  Size: SH
  1. Remove the garnish moldings from the left and the right windshield pillar. Refer to Windshield Pillar Garnish Molding Replacement in interior Trim.
  2. Starting at the right side of the windshield, carefully lift upwards on the defroster grille in order to release the retainers. Continue working to the left until all of the retainers are released.

  3. Object Number: 519305  Size: SH
  4. Disconnect the daytime running lamps (DRL) sensor from the defroster grille.
  5. Remove the defroster grille.

Installation Procedure


    Object Number: 519305  Size: SH
  1. Position the defroster grille to the upper IP. Connect the DRL sensor to the defroster grille. Verify that the DRL sensor wiring harness will not be pinched when the defroster grille is installed.

  2. Object Number: 455174  Size: SH
  3. Starting at the left side, install the defroster grille retainers into the upper IP. Continue working to the right until all of the retainers are installed.
  4. Install the garnish moldings to the right and the left windshield pillar. Refer to Windshield Pillar Garnish Molding Replacement in Interior Trim.