GM Service Manual Online
For 1990-2009 cars only

External Radio Source - U2K

External Audio Source - U2K


Object Number: 1608881  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Control Module References
External Radio Source - U42
External Radio Source - U42
B+ Bus - 1 of 2
RADIO, RADIO AMP, and S/ROOF Fuses
Amplifier and RSA Power, Ground, Serial Data, and Noise Compensation Microphone
Radio Power, Ground, Class 2 Serial Data, and Audio Signals
SP207
Entertainment Schematic Icons
Splice Pack SP250
G203 1 of 3