GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
HUMMER
🢒
2009
🢒
H3
🢒
Power and Signal Distribution
🢒
Data Communications
🢒 Radio/Navigation System Schematics
Figure
1:
Power, Ground, and Serial Data
Figure
2:
Speakers - UQ3
Figure
3:
Amplifier Inputs - UQA
Figure
4:
Speakers - UQA
Figure
5:
Digital Radio Receiver - U2K