GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2004 🢒 CTS 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 5L40-E 🢒 Entertainment Component Views
Figure 1:

Radio, Audio Amplifier, A Pillar Speaker and Noise Compensation Microphone
Object Number: 1374793 Size: LF
(1)C308
(2)A Pillar Trim
(3)Speaker - Right A Pillar Tweeter (Left Similar)
(4)Noise Compensation Microphone (U57)
(5)Overhead Console
(6)Noise Compensation Microphone Connector (U57)
(7)Audio Amplifier
(8)Audio Amplifier Connector C1
(9)Audio Amplifier Connector C2
(10)Audio Amplifier Connector C3
(11)Radio
Figure 2:

Speakers
Object Number: 1374794 Size: LF
(1)Speaker - RF Door (LF Similar)
(2)Speaker - RF Door Connector
(3)Door - RF (LF Similar)
(4)Speaker - RR Door (LR Similar)
(5)Door - RR Trim Panel
(6)C322
(7)Speaker - Rear Subwoofer
(8)Rear Shelf Carrier
(9)Dash Pad Trim Panel
(10)Speaker - Front Center (U57)
Figure 3:

Digital Radio Subsystem Components (U2K)
Object Number: 1374795 Size: LF
(1)Digital Radio / Onstar Combination Antenna
(2)Digital Radio Antenna Coax Connectors
(3)Radio Antenna Module
(4)Antenna Bolt
(5)Expansion Sleeve
(6)Antenna Retainer
(7)Digital Radio Receiver Connector
(8)Digital Radio Receiver (U2K)
(9)Digital Radio Receiver (U2K)
(10)Digital Radio Antenna Coax
(11)Digital Radio Antenna Coax Connectors
(12)Speaker - Rear Subwoofer
Figure 4:

Radio Antenna Module and Antennas
Object Number: 1374796 Size: LF
(1)FM Antenna Coax Snap Connector to Radio Front Glass Antenna
(2)RFA Antenna Coax Snap Connector to RFA Rear Glass Antenna
(3)AM/FM Antenna Coax Snap Connector to Radio Rear Glass Antenna (Export Shown, Domestic Similar)
(4)Radio Antenna Module Connector
(5)Radio Antenna Module
(6)VICS FM Coax from Traffic Information Receiver (Export)
(7)FM Antenna Coax from Radio Front Glass Antenna
(8)Radio Antenna Coax to Radio
(9)AM/FM Antenna Coax Snap Connector (Export Shown, Domestic Similar)
(10)RFA Antenna Coax Snap Connector
Figure 5:

Radio Antenna Coax
Object Number: 1374798 Size: LF
(1)Radio Antenna Coax (From Radio Antenna Module to Radio)
(2)C312
(3)C302 (Export w/U2X/U2Y)
(4)A/T Shift Control Assembly (M82)
(5)A/T Shift Lock Control Solenoid Assembly (M82)
(6)A/T Shift Lock Control Solenoid Assembly Connector (M82)
(7)C303
(8)Radio Antenna Coax (From Radio Antenna Module to Radio)
(9)C311
(10)Ground G304
(11)Radio Rear Glass Antenna
(12)Rear Window Defogger Connector C2
(13)Rear Window Defogger Grid
Figure 6:

Steering Wheel Controls - 2.6L/3.2L/3.6L (LY9/LA3/LY7)
Object Number: 1348855 Size: LF
(1)Turn Signal/Multifunction Switch
(2)Steering Wheel Controls - Left
(3)Inflatable Restraint Steering Wheel Module Connector C1
(4)C208
(5)Inflatable Restraint Steering Wheel Module Connector C2
(6)Steering Wheel Controls - Right
(7)Windshield Wiper/Washer Switch
(8)Ignition Lock Cylinder
Figure 7:

Steering Wheel Components
Object Number: 1374799 Size: LF
(1)Inflatable Restraint Steering Wheel Module
(2)Steering Wheel Controls - Left (V6 shown, V8 Similar)
(3)Steering Wheel Controls - Right (V6 shown, V8 Similar)
(4)Steering Wheel Controls - Left Connector
(5)C208
(6)Steering Wheel
(7)Steering Column
(8)Inflatable Restraint Steering Wheel Module Coil
(9)Inflatable Restraint Steering Wheel Module Connector C1
(10)Inflatable Restraint Steering Wheel Module Connector C2
(11)C208
(12)Steering Wheel Controls - Right Connector