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

Power, Ground, Components and GPS


Object Number: 799545  Size: FS
Master Electrical Component List
Navigation System Description and Operation
Auxilliary RCA Video Jacks and Microphone-Microphone
Rear Fuse Block- NAV Fuse and PWR SEAT Circuit Breaker
G301
Class 2 Serial Data (1 of 3)
Gages
Figure 2:

Auxiliary RCA Video Jacks and Microphone -- Export


Object Number: 799546  Size: FS
Master Electrical Component List
Navigation System Description and Operation
Domestic Microphone
Power, Ground, and GPS Antennas
Navigation System Schematic Icons
Navigation System Schematic Icons
Navigation System Schematic Icons
Figure 3:

TV Antenna Module -- Export


Object Number: 799550  Size: FS
Master Electrical Component List
Navigation System Description and Operation
Traffic Information Receiver (VICS) - Export
Figure 4:

Traffic Information Receiver (VICS) -- Export


Object Number: 799551  Size: FS
Master Electrical Component List
Navigation System Description and Operation
TV Antenna Module-Export
Domestic Microphone
Rear Fuse Block- NAV Fuse and PWR SEAT Circuit Breaker
Underhood Fuse Block- ACCY and HDLP Relays
Underhood Fuse Block- ACCY and HDLP Relays
Navigation System Schematic Icons
Navigation System Schematic Icons
G402 (2 of 2)
G402 (2 of 2)