Removal Procedure

WARNING: This page is about a different car, the 2003 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.

Insert a flat - bladed tool under the front edge of the switch to release the retainer from the door trim panel.
Disconnect the electrical connector from the lock switch.

Fig 1: Disconnecting Electrical Connector From Lock Switch
Courtesy of GENERAL MOTORS CORP.
Use a flat - bladed tool to disengage the locking tabs from both sides of the switch.
Remove the lock switch.

Fig 2: Using Screw Driver To Disengage Locking Tabs From Both Sides Of Switch
Courtesy of GENERAL MOTORS CORP.