RADIO – Cadillac CTS 2003 – SYSTEM WIRING DIAGRAMS

RADIO

Radio Wiring Diagram, Base (1 of 2) for Cadillac CTS 2003

List of elements for Radio Wiring Diagram, Base (1 of 2) for Cadillac CTS 2003:

• (in headliner harness, approximately 115 cm (45.6 in) from c311)
• (in rear compartment, to rear of left rear shock tower) g402
• Am/fm antenna signal
• Amp fuse 30a
• Antenna signal
• Audio fuse 15a
• Battery
• Class 2 serial data
• Coaxial cable
• Computer data lines system
• Drain
• Fm composite signal
• G308
• Ground
• Hot at all times
• Hot in run or crank
• Info down switch signal
• Information up sw signal
• Instrument cluster system
• Joint connector
• Left audio signal (+)
• Left audio signal (-)
• Left front door speaker (midrange)
• Left front upper speaker (tweeter)
• Left rear fuse block (in passenger compartment, under left side of rear seat)
• Nca
• Pnk
• Radio
• Radio antenna module (in passenger compartment, above headliner, near rear window)
• Radio front glass antenna
• Radio rear glass antenna
• Rear speaker (subwoofer)
• Red
• Remote radio ctrl voltage
• Return voice in signal
• Right audio signal (+)
• Right audio signal (-)
• S10
• S313
• Steering wheel ctrls sig
• Strg ctrls fuse 10a
• Tan
• Trunk dr release fuse 10a
• Underhood fuse block (in engine compartment, in right front corner)
• Vehicle speed signal
• Voice in signal

Radio Wiring Diagram, Base (2 of 2) for Cadillac CTS 2003

List of elements for Radio Wiring Diagram, Base (2 of 2) for Cadillac CTS 2003:

• (in headliner harness, approximately 110 cm (39.8 in) from c311)
• (in passenger compartment, behind left kick pad) g200
• (in rear compartment to rear of left rear shock tower) g402
• (midrange) left rear door speaker
• (midrange) right front door speaker
• (midrange) right rear door speaker
• (tweeter) right front upper speaker
• A10
• A11
• Audio amplifier (in left rear compartment, behind left strut tower)
• B10
• B11
• B12
• Battery
• C203
• C203 c3
• Cellular telephone voice low ref
• Cellular telephone voice signal
• Class 2 serial data
• Computer data lines system
• Cruise control switch signal
• Engine control module (ecm) (in engine compartment, in right front corner)
• Fuse 2a
• Ground
• Inflatable restraint steering wheel module coil
• Interior lights system
• Left fnt low level audio sig (+)
• Left fnt low level audio sig (-)
• Left front midrange spkr out (+)
• Left front midrange spkr out (-)
• Left front tweeter spkr out (+)
• Left front tweeter spkr out (-)
• Left rear midrange spkr out (+)
• Left rear midrange spkr out (-)
• Left subwoofer spkr out (+)
• Left subwoofer spkr out (-)
• Low ref
• Mic out
• Mic out rtn
• Mic out shield
• Nca
• On/ off
• Pnk
• R/a
• Rdt1
• Rdt2
• Right fnt low level audio sig (+)
• Right fnt low level audio sig (-)
• Right fnt midrange spkr out (+)
• Right fnt midrange spkr out (-)
• Right front tweeter spkr out (+)
• Right front tweeter spkr out (-)
• Right rear midrange spkr out (+)
• Right rear midrange spkr out (-)
• Right subwoofer spkr out (+)
• Right subwoofer spkr out (-)
• S/c
• S119
• S312
• S318
• Splice pack sp203 (in passenger compartment, under left side of i/p trim pad)
• Steering wheel control pad
• Steering wheels controls-center
• Steering wheels controls-left
• Steering wheels controls-right
• Sw1 ent
• Sw2 back
• Sw3
• Sw4
• Sw5
• Sw6
• Tan
• Vehicle communication interface module (vcim) (in rear compartment, behind right strut tower)
• Voice signal

Radio Wiring Diagram, Luxury (1 of 2) for Cadillac CTS 2003

List of elements for Radio Wiring Diagram, Luxury (1 of 2) for Cadillac CTS 2003:

• (in headliner harness, approximately 115 cm (45.6 in) from c311)
• (in rear compartment, to rear of left rear shock tower) g402
• Am/fm antenna signal
• Amp fuse 30a
• Antenna signal
• Audio common
• Audio fuse 15a
• Battery
• Class 2 serial data
• Coaxial cable
• Computer data lines system
• Digital radio antenna
• Digital radio receiver
• Drain
• Drain wire
• Fm composite signal
• G308
• Ground
• Hot at all times
• Hot in run or crank
• Info down switch signal
• Information up sw signal
• Instrument cluster system
• Joint connector
• Left audio signal (+)
• Left audio signal (-)
• Left rear fuse block (in passenger compartment, under left side of rear seat)
• Nca
• Noise compensation microphone
• Pnk
• Radio
• Radio antenna module (in rear of passenger compartment, above headliner, near rear window)
• Radio front glass antenna
• Radio rear glass antenna
• Red
• Remote radio ctrl voltage
• Return voice in signal
• Right audio signal (+)
• Right audio signal (-)
• Right front door speaker (tweeter)
• Right front upper speaker (tweeter)
• S10
• S11
• S313
• Satellite antenna
• Satellite antenna signal
• Splice pack sp301 (in passenger compartment, on right frame rail, near right side of passenger's seat)
• Steering wheel ctrls sig
• Strg ctrls fuse 10a
• Tan
• Terrestrial antenna
• Terrestrial antenna signal
• Trunk dr release fuse 10a
• Underhood fuse block (in engine compartment, in right front corner)
• Vehicle speed signal
• Voice in signal
• Voice output (+)
• Voice output (-)
• Voice output ground

Radio Wiring Diagram, Luxury (2 of 2) for Cadillac CTS 2003

List of elements for Radio Wiring Diagram, Luxury (2 of 2) for Cadillac CTS 2003:

• (in headliner harness, approximately 110 cm (39.8 in) from c311)
• (in passenger compartment, behind left kick pad) g200
• (in passenger compartment, on left frame rail, near left side of driver's seat) splice pack sp300
• (in rear compartment to rear of left rear shock tower) g402
• (midrange) left rear door speaker
• (subwoofer) rear speaker
• A10
• A11
• A12
• Audio amplifier (in left rear compartment, behind left strut tower)
• B10
• B11
• B12
• Battery
• C203
• C203 c3
• Cellular telephone voice low ref
• Cellular telephone voice signal
• Class 2 serial data
• Computer data lines system
• Cruise control switch signal
• Drain wire
• Engine control module (ecm) (in engine compartment, in right front corner)
• Front center speaker out (+)
• Front center speaker out (-)
• Front speaker (mid- range)
• Fuse 2a
• Ground
• Inflatable restraint steering wheel module coil
• Interior lights system
• Left front door speaker (tweeter)
• Left front low level signal (+)
• Left front low level signal (-)
• Left front tweeter spkr out (+)
• Left front tweeter spkr out (-)
• Left front upper speaker (tweeter)
• Left rear midrange spkr out (+)
• Left rear midrange spkr out (-)
• Low ref
• Mic out
• Mic out rtn
• Mic out shield
• Navigation voice in (+)
• Navigation voice out (-)
• Nca
• Noise compensation micro voltage
• On/ off
• Pnk
• R/a
• Rdt1
• Rdt2
• Right front low level signal (+)
• Right front low level signal (-)
• Right front tweeter spkr out (+)
• Right front tweeter spkr out (-)
• Right rear door speaker (midrange)
• Right rear midrange spkr out (-)
• S/c
• S119
• S312
• S318
• Splice pack sp203 (in passenger compartment, under left side of i/p trim pad)
• Steering wheel control pad
• Steering wheels controls-center
• Steering wheels controls-left
• Steering wheels controls-right
• Subwoofer spkr out (+)
• Subwoofer spkr out (-)
• Sw1 ent
• Sw2 back
• Sw3
• Sw4
• Sw5
• Sw6
• Tan
• Vehicle communication interface module (vcim) (in rear compartment, behind right strut tower)
• Voice signal