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

Radio Power, Ground, Front Speakers, Antenna and References


Object Number: 1501104  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Control Module References
Rear Speakers w/o UK6, U32, or U2K
Underhood Junction Block - IBCM Batt1, BCM - Radio/RFA, Ignigion Sensor, HVAC BATT, Cluster/Theft, Air Bag Batt Fuses
Low Speed Serial Data
Steering Wheel Controls Schematics
OnStar Schematics
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
G201
Figure 2:

Rear Speakers w/o UK6, U32 or U2K


Object Number: 1501106  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Control Module References
Rear Seat Audio (RSA) Controller
Radio Power, Ground, Front Speakers, Antenna, and References
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Figure 3:

Rear Seat Audio (RSA) Controller


Object Number: 1501108  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Control Module References
DVD Player and Digital Radio Receiver
Rear Speakers w/o UK6, U32, or U2K
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
Seats and Center Console
License Lamps and Backup Lamps
G304 and G305
Figure 4:

DVD Player and Digital Radio Receiver


Object Number: 1501109  Size: FS
Master Electrical Component List
Video Entertainment System Description and Operation
Control Module References
Rear Seat Audio (RSA) Controller
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
Underhood Fuse Block - RBEC Fuse Rear Fuse Block - Cigar/Aux Power, Sunroof,RKEW/SM/DVD/UGD, Stop Lamp, Rear Defog, HTD Mirror, AUX PWR, HTD Seat Fuses
Underhood Fuse Block - RBEC Fuse Rear Fuse Block - Cigar/Aux Power, Sunroof,RKEW/SM/DVD/UGD, Stop Lamp, Rear Defog, HTD Mirror, AUX PWR, HTD Seat Fuses
Low Speed Serial Data
G304 and G305