GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2002
🢒
GMC C Sierra - 2WD
🢒
Body and Accessories
🢒
Entertainment
🢒 Radio/Audio System Schematics
Figure
1:
Base
Master Electrical Component List
Radio/Audio System Description and Operation
Uplevel
RAP Schematics - Pickup
Power and Ground
B+ Bus Bar
SIR Disable Switch, Radio, and CD Player
G203 - 1 of 3
G203 - 1 of 3
Figure
2:
Uplevel
Master Electrical Component List
Radio/Audio System Description and Operation
Base Crewcab
Base
RAP Schematics - Pickup
Power and Ground
B+ Bus Bar
SIR Disable Switch, Radio, and CD Player
G203 - 1 of 3
G203 - 1 of 3
Figure
3:
Base Crewcab
Master Electrical Component List
Radio/Audio System Description and Operation
Uplevel Crewcab
Uplevel
RAP Schematics - Pickup
Power and Ground
B+ Bus Bar
SIR Disable Switch, Radio, and CD Player
G203 - 1 of 3
G203 - 1 of 3
Figure
4:
Uplevel Crewcab
Master Electrical Component List
Radio/Audio System Description and Operation
CD Player and VSS Input
Base Crewcab
RAP Schematics - Pickup
Power and Ground
B+ Bus Bar
SIR Disable Switch, Radio, and CD Player
G203 - 1 of 3
G203 - 1 of 3
Figure
5:
CD Player and VSS w/o OnStar
Master Electrical Component List
Radio/Audio System Description and Operation
CD Player and VSS w/OnStar
Uplevel Crewcab
Gages
Figure
6:
CD Player and VSS w/OnStar
Master Electrical Component List
Radio/Audio System Description and Operation
CD Player and VSS Input
Gages