GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Radio Power and Ground


Object Number: 1680096  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Control Module References
Speakers (UQ3)
Rear Fuse Block B+
Rear Fuse Block B+
Hazard, Headlamp, Driver Information Display Switches, Ashtray, HVAC Control Module, Radio
UE1
Wheel Speed Sensors
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Power, Ground, and Low Speed GMLAN
G305
Figure 2:

Speakers (UQ3)


Object Number: 1707127  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Control Module References
Amplifier (UQA)
Radio Power and Ground
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Figure 3:

Amplifier (UQA)


Object Number: 1680099  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Control Module References
Speakers (UQA)
Speakers (UQ3)
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Figure 4:

Speakers (UQA)


Object Number: 1680101  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Control Module References
Redundant Steering Wheel Controls
Amplifier (UQA)
Rear Fuse Block B+
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
G305
Figure 5:

Redundant Steering Wheel Controls


Object Number: 1680103  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Control Module References
Speakers (UQA)
High Speed Serial Data
Entertainment Schematic Icons
Cruise Control ON/OFF Switch