GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 HUMMER 🢒 2007 🢒 H3 🢒 Driver Information and Entertainment 🢒 Cellular, Entertainment, and Navigation 🢒 Entertainment/Communication Component Views
Figure 1:

Entertainment Components
Object Number: 1550566 Size: LF
(1)Cellular, Navigation and Digital Radio Antenna
(2)Digital Radio Receiver
(3)Radio Antenna
(4)Speaker - RF Tweeter
(5)C220 - Base Radio Coax
(6)C221 - Digital Radio Coax
(7)C222 - Vehicle Communication Interface Module (VCIM) Coax
(8)Speaker-RF Door
(9)Speaker-RR Door
(10)Vehicle Communication Interface Module (VCIM)
(11)Speaker-LR Door
(12)Speaker-Subwoofer
(13)Audio Amplifier
(14)Speaker-RF Door
(15)Radio
(16)Speaker - LF Tweeter
Figure 2:

Left Rear of Cargo Area
Object Number: 1564451 Size: LF
(1)Audio Amplifier
(2)Audio Amplifier - C1
(3)Audio Amplifier - C2
(4)Audio Amplifier - C3
(5)Speaker - Subwoofer