GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Cadillac
🢒
2004
🢒
CTS
🢒
Accessories
🢒
Entertainment
🢒 Radio/Audio System Schematics
Figure
1:
Power, Ground, Serial Data and Audio Signal Communication
Master Electrical Component List
Radio/Audio System Description and Operation
Radio Antenna Module and Antennas
On Star (EU1)
Left Rear Fuse Block B+ Bus
Left Rear Fuse Block SEAT Circuit Breaker, TRUNK Fuse/Relay, AMP, AUDIO, DRIVER DR MOD and REAR DR MOD Fuses
Navigation Antenna, Radio, Audio Amplifier, VCIM and ISRVM
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Class 2 Serial Data Bus - LHD - 2 of 2
Entertainment Schematic Icons
Entertainment Schematic Icons
G104 - 1 of 2
Steering Wheel Controls - 2.6L/3.2L/3.6L (LY9/LA3/LY7)
Gages - 2.6L/3.2L/3.6L (LY9/LA3/LY7)
Navigation Antenna, Radio, Audio Amplifier, VCIM and ISRVM
On Star (EU1)
Figure
2:
Radio Antenna Module and Antennas
Master Electrical Component List
Radio/Audio System Description and Operation
Digital Radio Receiver (U2Y/U2X/U2K/U2L)
Power, Ground, Serial Data and Audio Signal Communication
Left Rear Fuse Block B+ Bus
Left Rear Fuse Block SEAT Circuit Breaker, TRUNK Fuse/Relay, AMP, AUDIO, DRIVER DR MOD and REAR DR MOD Fuses
Left Rear Fuse Block SEAT Circuit Breaker, TRUNK Fuse/Relay, AMP, AUDIO, DRIVER DR MOD and REAR DR MOD Fuses
Class 2 Serial Data Bus - LHD - 2 of 2
Keyless Entry
Traffic Information Receiver (Japan w/U2X/U2Y)
Tire Pressure Monitoring System
Figure
3:
Digital Radio Receiver (U2Y/U2K/U2L)
Master Electrical Component List
Radio/Audio System Description and Operation
Speakers (U66)
Radio Antenna Module and Antennas
Left Rear Fuse Block B+ Bus
Left Rear Fuse Block SEAT Circuit Breaker, TRUNK Fuse/Relay, AMP, AUDIO, DRIVER DR MOD and REAR DR MOD Fuses
Class 2 Serial Data Bus - LHD - 2 of 2
Entertainment Schematic Icons
Entertainment Schematic Icons
Left Rear Fuse Block SEAT Circuit Breaker, TRUNK Fuse/Relay, AMP, AUDIO, DRIVER DR MOD and REAR DR MOD Fuses
Figure
4:
Speakers (U66)
Master Electrical Component List
Radio/Audio System Description and Operation
Speakers (U57)
Digital Radio Receiver (U2Y/U2X/U2K/U2L)
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
Figure
5:
Speakers (U57)
Master Electrical Component List
Radio/Audio System Description and Operation
Speakers (U66)
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons
Entertainment Schematic Icons