Removal Procedure

Remove the door trim panel. Refer to TRIM PANEL REPLACEMENT - SIDE REAR DOOR or TRIM PANEL REPLACEMENT - SIDE FRONT DOOR .
Disconnect the electrical connectors (2) from the control module.
Remove the door control module (1) by releasing the retainer tabs (3).

Fig 1: Disconnecting Electrical Connectors From Control Module
Courtesy of GENERAL MOTORS CORP.