GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Opel 🢒 2009 🢒 GT 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Radio/Navigation System Schematics
Figure 1:

Radio (UW5)
Object Number: 2050094 Size: FS
Figure 2:

Radio Power, Ground and Communication (UQ3)
Object Number: 2050096 Size: FS
Figure 3:

Amplifier Power, Speakers (UQ3)
Object Number: 2050099 Size: FS
Figure 4:

Redundant Radio Controls
Object Number: 2050101 Size: FS