GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2009 🢒 DTS 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Door Lock/Indicator Schematics
Figure 1:

Driver Door Module, Power and Ground
Object Number: 2082272 Size: FS
Figure 2:

Front Passenger Door Module, Power and Ground
Object Number: 2082273 Size: FS
Figure 3:

Door Lock, Unlock Relays
Object Number: 2082275 Size: FS
Figure 4:

Rear Door Latch Assemblies
Object Number: 2082277 Size: FS
Figure 5:

Middle Door Latch Assemblies (V4U)
Object Number: 2082278 Size: FS
Figure 6:

Rear Door Latch Assemblies (B9Q)
Object Number: 2082279 Size: FS
Figure 7:

Door Release Switch (V4U)
Object Number: 2082280 Size: FS