GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2009 🢒 DTS 🢒 Power and Signal Distribution 🢒 Data Communications 🢒 Radio/Navigation System Schematics
Figure 1:

Radio Power and Ground
Object Number: 2082303 Size: FS
Figure 2:

Amplifier
Object Number: 2082304 Size: FS
Figure 3:

Speakers
Object Number: 2082306 Size: FS
Figure 4:

Redundant Steering Wheel Controls
Object Number: 2082307 Size: FS
Figure 5:

Traffic Information Receiver U3Q
Object Number: 2082308 Size: FS
Figure 6:

Radio (without UE1)
Object Number: 2082311 Size: FS