GM Service Manual Online
For 1990-2009 cars only

Digital Radio Receiver (U2K)

Digital Radio Receiver (U2K)


Object Number: 1779274  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Control Module References
Digital Radio Receiver (U2K) and Rear Seat Entertainment (RSE) Assembly (U42)
Rear Seat Entertainment (RSE) Assembly (U42)
B+ Bus Bar
RADIO, RADIO/AMP, and S/ROOF Fuses
OnStar Schematics
Splice Pack SP207
Entertainment/Communication Schematic Icons
G203 - 1 of 2