GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2007 🢒 Avalanche - 2WD 🢒 Driver Information and Entertainment 🢒 Cellular, Entertainment, and Navigation 🢒 Video System Schematics
Figure 1:

Display Power and Ground
Object Number: 1706134 Size: FS
Master Electrical Component List
Video Entertainment System Description and Operation Non-Headrest DVD Systems
Control Module References
Video Signals
B+ Bus - 1 of 3
AMP, ELEC RUN BOARD, ESC/ALC EXH, EXP/BRK MDL, INFO, and TREC Fuses
AMP, ELEC RUN BOARD, ESC/ALC EXH, EXP/BRK MDL, INFO, and TREC Fuses
Radio Power, Ground, Serial Data, and Antenna Signals
G301
Figure 2:

Video Signals
Object Number: 1706137 Size: FS
Master Electrical Component List
Video Entertainment System Description and Operation Non-Headrest DVD Systems
Control Module References
Audio Signals
Display Power and Ground
Amplifier Inputs - UQA/UQS
Figure 3:

Audio Signals
Object Number: 1706140 Size: FS
Master Electrical Component List
Video Entertainment System Description and Operation Non-Headrest DVD Systems
Control Module References
Video Signals
G301
Figure 4:

Dual DVD Headrest System
Object Number: 1858680 Size: FS
Master Electrical Component List
Video Entertainment System Description and Operation Non-Headrest DVD Systems
Control Module References
Video Signals
RUN/CRANK Bus - AIRBAG IGN, MISC IGN, ans SEO/ALC Fuses
G200 - 1 of 2