GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2003 🢒 Park Avenue 🢒 Body and Accessories 🢒 Roof 🢒 Sunroof Switch Replacement

Removal Procedure

    Object Number: 428234 Size: SH
  1. Insert a flat-bladed tool at the rear edge of the access door in order to disengage the lock tab.
  2. Disengage the forward tabs from the overhead console.
  3. Disconnect the electrical connector.
  4. Remove the 2 screws (1) from the sunroof switch to the overhead console.
  5. Remove the switch.

Installation Procedure

    Object Number: 428234 Size: SH
  1. Install the switch.
  2. Install the 2 screws (1) attaching the sunroof switch to the overhead console.
  3. Connect the electrical connector.
  4. Position the access door. Align the forward tabs into the overhead console.
  5. Push upward the access door in order to engage the rear lock tab.