Remote Control Door Lock Receiver Replacement
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
The remote control door lock module is incorporated into the passenger side window switch module. Refer to SWITCH REPLACEMENT-DOOR LOCK AND SIDE WINDOW-PASSENGER .