GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2001 🢒 Regal (China) 🢒 Body and Accessories 🢒 Doors 🢒 Door Lock/Indicator Schematics
Figure 1:

BCM, Doorlock, RKE
Object Number: 703375 Size: FS
Figure 2:

Doorlocks
Object Number: 703377 Size: FS