GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1999 🢒 Park Avenue 🢒 Body and Accessories 🢒 Doors 🢒 Door Lock Switch Replacement

Removal Procedure

    Caution: Disconnect the power window switch when working inside the driver door. When operated, the Express Up/Down Feature allows the door window to move very quickly, without stopping, which could cause personal injury.

  1. Remove the trim panel. Refer to Front Side Door Trim Panel Replacement

    2. Object Number: 428114 Size: SH
  2. Dis-connect the electrical connector.
  3. Using a thin-bladed tool disengage the two tabs retaining the switch (1).
  4. Remove the switch (1).

Installation Procedure

    Object Number: 398508 Size: SH
  1. Align the switch to the trim panel.
  2. Install the switch into the trim panel press down on the switch to secure the locking tabs.
  3. Connect the electrical connector.
  4. Install the door trim panel. Refer to Front Side Door Trim Panel Replacement