GM Service Manual Online
For 1990-2009 cars only

Radio/Audio System Schematics non Class 2 Amplifier

Figure 1:

Power, Ground, DLC, and Steering Wheel Controls


Object Number: 1196149  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Radio Audio Outputs and VSS Input
OnStar Schematics
Entertainment Schematic Icons
Power, Ground, DLC, and Splice Pack SP205
B+Bus
Splice Packs SP 206 and SP 207, and Dedicated TAC Serial Data Circuits
G200
G200
G200
SIR Caution for Zoning
Power, Ground, DLC, and Splice Pack SP205
Figure 2:

Radio Audio Outputs and VSS Input


Object Number: 1196150  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Front Speakers
Power, Ground, DLC, and Steering Wheel Controls
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Figure 3:

Front Speakers


Object Number: 1196151  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Rear Door Speakers and Subwoofer
Radio Audio Outputs and VSS Input
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Figure 4:

Rear Door Speakers and Subwoofer


Object Number: 1196152  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Front Speakers
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons

Radio/Audio System Schematics Class 2 Amplifier

Figure 1:

Power, Ground, DLC, and Steering Wheel Controls


Object Number: 1373976  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Rear Seat Audio and D-Pillar Speakers
Power, Ground, DLC, and Splice Pack SP205
B+Bus
Splice Packs SP 206 and SP 207, and Dedicated TAC Serial Data Circuits
Splice Packs SP 206 and SP 207, and Dedicated TAC Serial Data Circuits
G200
G200
G200
SIR Caution for Zoning
Power, Ground, DLC, and Splice Pack SP205
Figure 2:

Rear Seat Audio and D-Pillar Speakers


Object Number: 1373980  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Front Speakers and Noise Compensation Microphone
Power, Ground, DLC, and Steering Wheel Controls
Entertainment Schematic Icons
Entertainment Schematic Icons
OnStar Schematics
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Figure 3:

Front Speakers


Object Number: 1373981  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Rear Door Speakers and Subwoofer
Rear Seat Audio and D-Pillar Speakers
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Figure 4:

Rear Door Speakers and Subwoofer


Object Number: 1373982  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Front Speakers and Noise Compensation Microphone
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons