All Wiring Diagrams for Cadillac XDiscovery 2004

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004:

• (5 cm from blower motor control module conn breakout) s231
• A c2
• A/c comp fuse 15 10a
• A/c comp relay 35
• A/c compressor clutch (lower right side of eng)
• A/c off switch
• B12
• Bat
• Blower ctrl
• Blower speed switch
• Body control module (bcm) (behind right side of dash)
• C1 c10
• C4 d8 pnk
• Coolant level switch (left side of engine compt)
• Coolfan fuse 32 40a
• Defog rly ctrl
• Defogger system
• Defrost frost
• Defrost switch
• Dr ctrl a
• Dr ctrl b
• F13
• F14
• F7 c3
• G101 (upper left frame rail)
• G102 (upper left frame rail)
• G202
• Grd
• H13
• H14
• Hot at all times
• Hot w/ run/ crank relay energized
• Hvac control module (center of dash)
• Hvac fuse 28 40a
• Hvac/ pwr send fuse 9 10a
• Ign
• Ign 1 relay 44
• Ign 1 voltage
• Ind ctrl
• Info not available
• Interior lights system
• Isrvm/ hvac fuse 14 10a
• Lamp ctrl
• Left air temperature switch
• Light sens sig
• Logic
• Low ref
• Mirrors system
• Mode ctrl
• Mode switch
• Mtr spd ctrl
• Off ctrl
• Pnk
• Recirc ctrl
• Recirculation switch
• Right air temperature switch
• Seats system
• Sens sig
• Serial data
• Speed ctrl
• Splice pack sp101
• Splice pack sp102
• Splice pack sp202 (right "a" pillar)
• Sply voltage
• Sply voltage 4
• Sunload sig
• Tan
• Temp ctrl
• Temp ctrl sig
• Underhood fuse block (right rear of eng compt)
• Underhood fuse block (right rear of engine compt)
• Valet sw sig

Automatic A/C Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004:

• (4.0 cm from breakout for passenger seat relay center conn c1)
• (behind lower right front fender) engine control module (ecm)
• (lower front of engine) cooling fan
• 5v ref
• A/c refrigerant pressure sensor (right side of engine compt)
• Ambient air temperature sensor (lower right front of eng compt)
• Aspirator blower motor
• Bat
• Blower motor control processor
• Check gages
• Computer data lines system
• Coolant over temp engine hot/stop engine low coolant
• Engine coolant temperature (ect) sensor (rear of right cylinder head)
• G102 (upper left frame rail)
• G202 (base of right "a" pillar)
• Grd
• Head up display (hud)
• Hot engine-a/c off service a/c
• Hud class 2 serial data
• Hud message center
• Inside air temperature sensor (lower left side of dash)
• Instrument panel cluster (ipc)
• Ipc class 2 serial data
• Left air temperature actuator (left side of hvac module)
• Logic
• Low ref
• Low ref c2 tan
• Lower left air temperature sensor (left side of hvac module)
• Lower right air temperature sensor (middle right of hvac module)
• Message center
• Message request
• Mode actuator (right side of hvac module)
• Pnk
• Recirculation actuator (right side of blower motor)
• Right air temperature actuator (right side of hvac module)
• Rly ctrl
• S242
• Sens sig
• Serial data +
• Serial data - c1 tan
• Spd ctrl
• Speed ctrl
• Splice pack sp102
• Splice pack sp202
• Sunload sensor assembly (upper center of dash)
• Tan
• Upper left air temperature sensor (behind left center of dash)
• Upper right air temperature sensor (upper right of dash)

Compressor Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Compressor Wiring Diagram for Cadillac XDiscovery 2004:

• A c2
• A/c comp fuse 15 10a
• A/c comp relay 35
• A/c compressor clutch (lower right side of eng)
• C1 c10
• Engine control module (ecm) (behind lower right front fender)
• F13
• F14
• G102 (upper left frame rail)
• H13
• H14
• Hot at all times
• Ign 1 relay 44
• Rly ctrl
• Splice pack sp102
• Underhood fuse block (right rear of eng compt)
• Underhood fuse block (right rear of engine compt)

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004

List of elements for Anti-lock Brakes Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004:

• (left side of engine)
• 5v ref
• A10
• A11
• A12
• A13
• A14
• Abs fuse 27 60a
• Abs ind
• Abs/mrrtd fuse 1 10a
• Acceleromter lateral
• B +
• B10
• B11
• B12
• B13
• B14
• B16
• Bat
• Brake fluid level switch (master cylinder reservoir)
• Brake fluid pressure sensor (left front of engine compt)
• Brake ind
• Brk fluid lvl sens signal
• Brk fluid press sens sig
• Brk press modulator vlv
• C10
• C11
• C12
• C13
• C14
• Computer data lines system
• Electronic brake control module (ebcm) (left front of engine compt)
• Electronic power steering system
• F10
• F11
• G101 (upper left frame rail)
• G105
• Gmlan
• Gmlan serial data (+)
• Gmlan serial data (-)
• Hot at all times
• Hot in on or start
• Ign 1 voltage
• Inertial sens low ref
• Inertial sens sply voltage
• Info not available
• Instrument panel cluster
• Ipc
• Ipc class 2 serial data
• Left front wheel speed sensor
• Left rear wheel speed sensor
• Lf spd sens low ref
• Lf wheel sens sig
• Logic
• Low ref
• Lr spd sens low ref
• Lr spd sens sig
• Message center
• Message request
• Nca
• Pnk
• Power distribution system
• Rf spd sens low ref
• Rf spd sens sig
• Right front wheel speed sensor
• Right rear wheel speed sensor
• Rr spd sens low ref
• Rr spd sens sig
• S191
• S193
• S195
• S238
• S244
• Sensor
• Sig grd
• Splice pack sp101
• Steering angle sensor
• Steering sol ctrl
• Strg sol voltage sply
• Strg whl pos sig a
• Strg whl pos sig b
• Strng wheel pos sig a
• Tan
• Traction control ind
• Underhood fuse block (right rear of engine compt)
• Yaw & lateral accelerometer sensor (behind center of dash)
• Yaw rate sens sig
• Yaw rate sens sig (1)
• Yaw rate sens sig (2)

Anti-lock Brakes Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004

List of elements for Anti-lock Brakes Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004:

• 5v ref
• Body control module (bcm) (behind right side of dash)
• Brake pedal position sensor
• Brk pos sens sig
• C3 a4
• C4 c4
• Class 2 serial data
• Computer data lines system
• Data bus (-) gmlan serial
• Engine control module (ecm) (behind lower right front fender)
• Engine controls system
• Exterior lights system
• G202 (base of right "a" pillar)
• Gmlan serial data bus (+)
• Gmlan serial data bus (-)
• Interior lights system
• Logic
• Low ref
• S246
• Splice pack sp202
• Stop lamp sw sig
• Sw sig stop lmp
• Tan
• Trac ctrl sw sig
• Traction control switch
• Underhood fuse block (right rear of engine compt)

ANTI-THEFT

Power Door Locks Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004

List of elements for Power Door Locks Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004:

• k/e ant b-u sig
• A/t shft lk ctrl
• Ajar
• Back up keyless entry antenna
• Battery
• Clsd
• D11
• Data link connector (left side of dash)
• Door ajar sw
• Door latch
• Door open sw
• Dr lk act ctrl
• Driver door latch
• Dvr drlk act
• Ecm/ tcm fuse 11 15a
• Ekm ign mod data
• Front passenger door latch
• G104 (in eng compt, by fuse underhood block)
• G301 (left "b" pillar)
• G302 (right "b" pillar)
• Ground
• Hot at all times
• Ign 1 volt
• Ignition mode switch
• K/e antenna sig
• K/e b-u lo ref
• K/e low ref
• K/e right sig
• K/e rr compt sig
• K/e rt low ref
• Left frnt int dr
• Left keyless entry antenna
• Lf frt dr ext dr
• Open
• Pnk
• Rear compartment keyless entry antenna
• Release systems
• Remote control door lock receiver (right side of dash)
• Rfa class 2 data
• Right keyless entry antenna
• Rr compt lo ref
• Rt frnt int dr
• Rt frt ext dr
• S232
• S375
• Shift interlock system
• Splice pack sp205 (behind lower left of i/p)
• Splice pack sp208 (behind right sid of i/p)
• Splice pack sp301
• Splice pack sp302
• Tan
• Trunk rel sw sig
• Underhood fuse block (right rear of eng compt)

Power Door Locks Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004

List of elements for Power Door Locks Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004:

• Acca/ driv dr sw fuse 25 10a
• Alarm on sig
• Battery
• Body control module (behind right side of dash)
• Class 2 data
• Door ltch ctrl
• Dr ajar sw sig
• Dr lk ind
• Dr open sw sig
• Driver door lock indicator
• Driver door lock switch
• Driver door module (in driver's door)
• Driver door switch assembly
• Driver exterior door handle switch
• Driver interior door handle switch
• Exterior lights system
• Front passenger door module (in front door)
• G102 (upper left frame rail)
• G201 (base of left "a" pillar)
• G202 (base of right "a" pillar)
• Ground
• Handle sw sig
• Hood ajar sw
• Hood ajar switch
• Horn rel cntrl
• Horn system
• Hot at all times
• Ign 1 volt
• Ignition sw/intr sens fuse 27 10a
• Int sens sig
• Interior lights system
• Intr sens sw
• Intrusion sensor
• Intrusion sensor defeat switch
• Lcd lamp
• Lock
• Lock cntrl
• Lock sig
• Passenger door lock indicator
• Passenger exterior door handle switch
• Passenger interior door handle switch
• Pk lamp rel
• Pnk
• Rear compartment lid pull down actuator
• S240
• S353 (8 cm left of sp400)
• S539
• S579
• S640
• S680
• Serial data
• Splice pack sp102
• Splice pack sp201
• Splice pack sp202
• Tan
• Trk ajar sw sig
• Un- lock
• Unlock cntrl
• Unlock sig

BODY CONTROL MODULES

Body Control Modules Wiring Diagram (1 of 4) for Cadillac XDiscovery 2004

List of elements for Body Control Modules Wiring Diagram (1 of 4) for Cadillac XDiscovery 2004:

• Accessory voltage
• Battery
• Bcm class 2 serial data
• Body control module (behind right side of dash)
• Chime ctrl
• Computer data lines system
• Door locks fuse 5 15a
• Door locks system
• Door locks, interior lights systems
• Engine controls, transmissions, wiper/washer systems
• Exterior lights system
• Fog lamp rly ctrl
• G104 (in i/p harness by underhood fuse block)
• Headlamp hi beam rly ctrl
• Headlamp washer rly ctrl
• Headlights system
• Horn rly ctrl
• Horns system
• Hot at all times
• Ign mode sw pwr
• Ignition mode sw ctrl
• Ignition mode sw start led sig
• Interior lights fuse 6 10a
• Left tail lamp out detect sig
• Lf door ajar sw sig
• Lf door open sw sig
• Lf turn sig lamp pwr
• Logic
• Navigation systems (parking assist circuit)
• Park brake rly ctrl
• Park lamp relay ctrl
• Pnk
• Power distribution
• Rap rly coil pwr
• Rear compt lid ajar sw sig
• Rf door ajar sw sig
• Rf door open sw sig
• Rf turn sig lamp pwr
• Right tail lamp out detect sig
• S232
• Shift interlock system
• Shift interlock system (park brake release circuit)
• Signal ground
• Tan
• Tap up/down enable sig
• Transmissions system
• Trunk key sw sig
• Trunk release rly ctrl
• Trunk. tailgate, fuel doors system
• Trunk. tailgate, fuel doors, door locks systems
• Windshield washer sw sig
• Windshield wiper mtr rly coil pwr
• Wiper/washer system

Body Control Modules Wiring Diagram (2 of 4) for Cadillac XDiscovery 2004

List of elements for Body Control Modules Wiring Diagram (2 of 4) for Cadillac XDiscovery 2004:

• A10
• A11
• A12
• B10
• B11
• B12
• Backup lamp pwr
• Batt 3 fuse 26 60a
• Batt 5 fuse 7 30a
• Battery
• Body control module (behind right side of dash)
• C10
• C11
• C12
• Computer data lines system
• Courtesy lamp ctrl
• D10
• D11
• D12
• Door lock actuator unlock ctrl
• Door locks system
• Electronic ctrl unit 12v ref
• Exterior lights system
• Hot at all times
• Ign 1 voltage
• Ign mode sw led pwr
• Interior lights system
• Logic
• Navigation system (parking assist circuit)
• Pnk
• Power distribution
• Power distribution, navigation system
• Power distribution, seats system
• Power distribution, shift interlock system (park brake release circuit)
• Power distribution, transmissions system
• Power distribution, wiper/washer system
• Run/crnk ign 1 voltage
• S208
• Shift interlock system (park brake release circuit)
• Sound systems
• Stop/bu lps fuse 5 15a
• Tan
• Trunk. tailgate, fuel doors system
• Under- hood fuse block

Body Control Modules Wiring Diagram (3 of 4) for Cadillac XDiscovery 2004

List of elements for Body Control Modules Wiring Diagram (3 of 4) for Cadillac XDiscovery 2004:

• A10
• A11
• A12
• Accessory voltage
• Air conditioning system
• B10
• B11
• B12
• Backup lamp pwr
• Battery
• Body control module (behind right side of dash)
• C10
• C11
• C12
• Courtesy lamp sw sig
• D10
• D11
• D12
• E10
• E11
• E12
• Electronic ctrl unit 12v ref (3)
• Exterior lights system
• Exterior lights, instrument cluster systems
• F10
• F11
• F12
• G202 (base of right "a" pillar)
• Ground
• Ign 1 voltage
• Ignition 1 voltage
• Instrument cluster system
• Interior lights system
• Logic
• Pnk
• Power distribution
• Power distribution, air conditioning, mirrors systems
• Power distribution, cruise control system
• Power distribution, door locks system
• Power distribution, electronic power steering, power tops, seats systems
• Power distribution, engine controls system
• Power distribution, exterior lights system
• Power distribution, navigation system
• Power distribution, transmissions system
• Run/crnk voltage
• Sound systems
• Splice pack sp202
• Stop lamp sw sig
• Stop lamp voltage

Body Control Modules Wiring Diagram (4 of 4) for Cadillac XDiscovery 2004

List of elements for Body Control Modules Wiring Diagram (4 of 4) for Cadillac XDiscovery 2004:

• Adptv crs ctrl gap up/dwn sw sig
• Anti-lock brakes system
• Body control module (behind right side of dash)
• Brake pedal pos sen sig
• Brake pos sens 5v ref
• Brake pos sens low ref
• Computer data lines system
• Crs ctrl set/cst/res/accl sw sig
• Cruise control system
• Exterior lights system
• Flash to pass sig
• Front fog lamp sw sig
• Hazard switch sig
• Headlamp dimmer sw hi beam sig
• Headlamp low beam rly ctrl
• Headlamps sw on sig
• Headlights system
• High speed gmaln ser bus +
• High speed gmaln ser bus -
• Horn rly ctrl
• Horns system
• Ign mode sw accy led sig
• Ign mode sw off led sig
• Lf turn sig sw sig
• Logic
• Park brake rly ctrl
• Park lamp sw off sig (2)
• Park lamp sw sig
• Pnk
• Power distribution
• Rf turn sig sw sig
• Shift interlock system (park brake release circuit)
• Shift sel sw park sig
• Tan
• Traction ctrl sw sig (2)
• Transmissions system

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Computer Data Lines Wiring Diagram for Cadillac XDiscovery 2004:

• Audio amplifier
• B10
• B11
• B12
• Body control module (bcm) (behind right side of dash)
• Cd player (remote playback device)
• Class 2 serial data
• Class serial data
• D14
• Data link connector (left side of dash)
• Digital radio receiver
• Distance sensing cruise control module (center front of engine compt)
• Driver door module (ddm) (in door)
• Driver door switch assembly (ddsa)
• Driver memory seat module (under driver's seat)
• Electronic brake control module (ebcm) (left front of engine compt)
• Electronic suspension control (esc) module (left rear of luggage compt)
• Engine control module (ecm) (behind lower right front fender)
• F14
• F20
• F21
• F32
• F33
• Folding top module (center of luggage compt)
• Front passenger door module (fpdm) (in door)
• G104 (in engine compt, in i/p harness, by underhood fuse block)
• G201 (base of left "a" pillar)
• Gmlan data bus +
• Gmlan data bus -
• Head up display (hud)
• High speed gmlan serial data bus +
• High speed gmlan serial data bus -
• Hot at all times
• Hvac control module (center of dash)
• Inflatable restraint sensing & diagnostic module (sdm) (under console)
• Instrument panel cluster (ipc)
• Pnk
• Radio (ipc)
• Rear fog/ aldl top sw fuse 18 10a
• Remote control door lock receiver (rcdlr) right side of dash)
• S232
• Splice pack sp201
• Splice pack sp205 (behind lower left side of dash)
• Splice pack sp208 (behind lower right side of dash)
• Tan
• Transmission control module (tcm) (behind lower right side of front fender)
• Vehicle communication interface module (vcim) (front of right wheelwell)

COOLING FAN

Cooling Fan Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Cooling Fan Wiring Diagram for Cadillac XDiscovery 2004:

• 5v ref
• B12
• Bat
• Check gages
• Computer data lines system
• Coolant level switch (left side of engine compt)
• Coolant over temp engine hot/stop engine low coolant
• Coolfan fuse 32 40a
• Cooling fan (lower front of engine)
• Engine control module (ecm) (behind lower right front fender)
• Engine coolant temperature (ect) sensor (rear of right cylinder head)
• F7 c3
• G101 (upper left frame rail)
• G102 (upper left frame rail)
• Grd
• Head up display (hud)
• Hot at all times
• Hud class 2 serial data
• Hud message center
• Hvac control module (center of dash)
• Ind ctrl
• Instrument panel cluster (ipc)
• Ipc class 2 serial data
• Logic
• Low ref
• Message center
• Message request
• Sens sig
• Serial data
• Serial data +
• Serial data -
• Speed ctrl
• Splice pack sp101
• Splice pack sp102
• Tan
• Underhood fuse block (right rear of engine compt)

CRUISE CONTROL

Cruise Control Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Cruise Control Wiring Diagram for Cadillac XDiscovery 2004:

• (upper left frame rail) g102
• 1.27k
• 1.6k
• 5.36k
• 5v ref
• Acc/ tcm fuse 3 10a
• Acca/driv dr sw fuse 25 10a
• Alert distance cruise speed limited follow distance set speed set xx mph tight curve
• Bcm high speed gmlan serial data bus +
• Bcm high speed gmlan serial data bus -
• Bk pos sens sw
• Body control module (bcm) (behind right side of dash)
• Brake pedal position sensor (on brake pedal support)
• C4 c4
• Clean radar cruise cruise disengage cruise not ready cruise set xx mph service radar cruise
• Computer
• Computer data lines system
• Cruise cntl set/coast sw signal & resume/ accel sw signal
• Cruise control switch
• Data bus +
• Data bus -
• Data lines
• Distance sensing cruise control module (center front of engine compartment)
• E11
• E8 c4
• Engine control module (ecm) (behind lower right front fender)
• F20
• F21
• Gap adj switch signal
• Gmlan serial data bus +
• Gmlan serial data bus -
• Ground
• Head up display (hud)
• Hot at all times
• Hot in on or start
• Hud class 2 serial data
• Hud message center
• Ignition 1 voltage
• Inflatable restraint steering wheel module coil
• Instrument panel cluster (ipc)
• Logic
• Low ref
• Message center
• Message request
• Off
• Oss high sig
• Oss low sig
• Output shaft sensor (oss) (on left rear transmission case)
• Pnk
• Resume/accel
• Run/ crank relay
• Run/ crank relay control
• Serial data bus +
• Serial data bus -
• Set/coast
• Steering wheel control switch assembly (on steering wheel assembly)
• Stop lamp sw sig
• System
• Tac motor -1
• Tac motor -2
• Tan
• Throttle actuator control (tac) motor (on throttle body assembly)
• Transmission control module (lower right of front fender)
• Turn signal/multi-function switch
• Tutd sw/ strg col sw fuse 15 2a
• Under- hood fuse block
• Underhood fuse block (right rear of engine compartment)

DEFOGGERS

Defoggers Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Defoggers Wiring Diagram for Cadillac XDiscovery 2004:

• A18
• A19
• Batt 2 fuse 29 40a
• C18
• C19
• Class 2 ser data
• Computer data lines system
• Defog ctrl
• Defog rly ctrl
• Defogger switch
• Driver door module (in driver's door)
• Driver outside rearview mirror
• Front passenger door module (in front door)
• G201 (at base of left "a" pillar)
• G202 (at base of right "a" pillar)
• G301 (left "b" pillar)
• Heated mirror element
• Hot at all times
• Htd mirror elmnt pwr
• Hvac control module (at center of dash)
• Ign
• Nca
• Passenger outside rearview mirror
• Rear defog relay 4
• Rear window defogger grid
• Red
• S335
• S539
• S640
• Tan
• Under- hood fuse block (right rear of eng compt)

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Electronic Power Steering Wiring Diagram for Cadillac XDiscovery 2004:

• (in left pwr seat harn) s244
• 5 volt ref
• Abs fuse 27 60a
• B12
• B13
• B14
• Computer data lines system
• Electronic brake control module (left front of engine compt)
• G105 (near brake pressure modulator valve)
• Gmlan bus +
• Gmlan bus -
• Ground
• Hot at all times
• Low ref
• S118 (in eng harn, 6.0 cm from cam pos sens breakout)
• S238 (in inst panel harn)
• Signal a
• Signal b
• Steering angle sensor (on steering shaft assembly)
• Str whl pos sig a
• Str whl pos sig b
• Tan
• Underhood fuse block (at right front of engine compt)
• Variable effort steering actuator
• Vesa control
• Vesa sup volt

ELECTRONIC SUSPENSION

Electronic Suspension Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Electronic Suspension Wiring Diagram for Cadillac XDiscovery 2004:

• 5v reference
• Abs/ mrrtd fuse 1 10a
• Battery voltage
• Computer data lines system
• Electronic suspension control module (left rear of luggage compt)
• F11
• G402 (on right rear frame, by right rear wheel well)
• Gmlan ser data
• Ground
• Hot at all times
• Hot in on and start
• Ignition voltage
• Left front suspension damper
• Left front suspension position sensor (top of right front suspension)
• Left rear suspension damper
• Left rear suspension position sensor (at top of left rear suspension)
• Lf damper ctrl
• Lf damper out
• Lf position sens
• Lr damper ctrl
• Lr damper out
• Lr position sens
• Mrrtd fuse 13 25a
• Nca a
• Nca b
• Pnk
• Red
• Rf damper ctrl
• Rf damper out
• Rf position sens
• Right front suspension damper
• Right front suspension position sensor (at right front upper control arm)
• Right rear suspension damper
• Right rear suspension position sensor (at top of right rear suspension)
• Rr damper ctrl
• Rr damper out
• Rr position sens
• S420
• Sensor return
• Underhood fuse block (right rear of engine compt)

ENGINE PERFORMANCE

4.6L VIN A

4.6L VIN A, Engine Performance Wiring Diagram (1 of 5) for Cadillac XDiscovery 2004

List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (1 of 5) for Cadillac XDiscovery 2004:

• (behind right side of dash) body control module
• (right rear of engine compt) underhood fuse block
• 12v ref
• 5v ref
• A/c comp cltch rly
• A/c press sens sig
• A/c system
• Acc vlt
• Acc vlt sig
• Accelerator pedal position sensor (behind lower left of dash)
• Apps 1 sig
• Apps 2 sig
• B10
• B14
• Battery + vlt
• Class 2 ser data
• Computer data lines system
• Cooling fans system
• D11
• Ecm fuse 12 15a
• Ecm/ tcm fuse 11 15a
• Ect fuse 9 10a
• Eng speed sig
• Engine control module (behind lower right front fender)
• Evap vent sol ctnl
• Evaporative emissions (evap) canister vent solenoid valve
• F10
• F13
• F14
• Fuel pmp diag fdback
• Fuel pmp rly cntl
• H13
• H14
• Hi spd ser data +
• Hi spd ser data -
• Hot at all times
• Iat sen sig
• Iat sensor
• Ign 1 relay
• Ign 1 vlt
• Instrument panel cluster
• Lo spd cool fan rly
• Logic
• Low ref
• Maf sen sig
• Mass air flow (maf)/ intake air temperature (iat) sensor (front of engine compt)
• Mil cntl
• Mil ind
• Mrrtd fuse 25a
• Pnk
• Pwrtrain diag enable
• Run/ crank relay 2
• Sens sig
• Starting/charging system
• Stoplamp sw sig
• Stplmp sw sig
• Strtr enable rly cntl
• Tan
• To emission fuse 14 (diagram 4 of 5)
• Transmissions system
• Vehicle speed sig

4.6L VIN A, Engine Performance Wiring Diagram (2 of 5) for Cadillac XDiscovery 2004

List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (2 of 5) for Cadillac XDiscovery 2004:

• (in right exhaust down pipe, after catalytic converter) heated oxygen sensor (ho2s) bank 2 sensor 1
• (in right exhaust down pipe, before catalytic converter) heated oxygen sensor (ho2s) bank 1 sensor 1
• (right rear of engine compt) underhood fuse block
• D10 pnk
• E10 pnk
• Engine coolant temperature (ect) sensor
• Engine oil pressure sensor
• Evaporative emissions (evap) canister purge solenoid (center front of engine)
• From underhood b fuse block (diagram 4 of 5)
• Heated oxygen sensor (ho2s) bank 1 sensor 2
• Heated oxygen sensor (ho2s) bank 2 sensor 2 (in left exhaust pipe, after catalytic converter)
• Manifold absolute pressure (map) sensor (top front of engine)
• Nca
• O2 sen fuse 6 15a
• Pnk
• Tan

4.6L VIN A, Engine Performance Wiring Diagram (3 of 5) for Cadillac XDiscovery 2004

List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (3 of 5) for Cadillac XDiscovery 2004:

• (in antenna/defogger jumper harn, approximately 20.0 cm (7.9 in) from c1 of rear defogger)
• (in left fuel tank) fuel pump & sender assembly
• (in passenger door harn, approximately 6.0 cm (2.3 in) from outside rearview mirror connector breakout, toward p600)
• (on left rear frame by left rear wheel well) g401
• (right rear of vehicle) fuel pump control module
• (top of right fuel tank)
• (top of right fuel tank) right fuel level sensor
• 5v ref
• A14
• C3 engine control module (behind lower right front fender)
• Engine oil level switch
• Ess
• Fpmp diag sig
• Fpmp rly cntl
• Fpmp vlt
• Ftp sens sig
• Fuel lev sen sig
• Fuel level sensor
• Fuel pump
• Fuel tank pressure (ftp) sensor
• G102 (on upper left frame rail)
• Ground
• Head up display
• Ho2s hi sig b1s2
• Ho2s hi sig b2s2
• Ho2s htr lo cntl b1s1
• Ho2s htr lo cntl b1s2
• Ho2s htr lo cntl b2s1
• Ho2s input pmp b1s1
• Ho2s input pmp b2s1
• Ho2s lo ref b2s1
• Ho2s lo ref vlt b1s1
• Ho2s lo sig b1s2
• Ho2s lo sig b2s2
• Ho2s output pmp b1s1
• Ho2s output pmp b2s1
• Ho2s ref vlt b1s1
• Ho2s ref vlt b2s1
• Ign 1 vlt
• Instrument panel cluster
• Logic
• Low ref
• Oil lev sw sig
• Oil pressure sen sig
• Park/neutral sig
• Pnk
• Radio
• Rear object sensor control module
• S460
• S462
• Starting/ charging system
• Tan
• Underhood fuse block (right rear of engine compt)
• Vss

4.6L VIN A, Engine Performance Wiring Diagram (4 of 5) for Cadillac XDiscovery 2004

List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (4 of 5) for Cadillac XDiscovery 2004:

• (in right ignition control module jumper, approximately 4.0 cm (1.5 in) from breakout for ignition coil/module 4) s135
• (right rear of engine compt) underhood fuse block
• A11
• B tan
• B11
• C8 pnk
• D d
• E9 pnk
• Emission fuse 14 15a
• Even inj fuse 16 15a
• From ign 1 a relay 44 (diagram 1 of 5)
• Fuel fuse 10 20a
• Fuel injector
• G107 (right front side of engine)
• Ignition coil/ module
• Odd inj fuse 12 15a
• Pnk
• Pnk a
• S131
• S133
• S142
• S144
• S146
• Tan
• To o2 sen fuse 6 (diagram 2 of 5)

4.6L VIN A, Engine Performance Wiring Diagram (5 of 5) for Cadillac XDiscovery 2004

List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (5 of 5) for Cadillac XDiscovery 2004:

• (front of engine)
• (right rear of engine compt, by battery)
• (upper center of engine) crankshaft position sensor low ref
• 12v
• 12v ref
• 5v ref
• Camshaft position actuator solenoid bank 1 exhaust (top front of engine)
• Camshaft position actuator solenoid bank 1 intake (top front of engine)
• Camshaft position actuator solenoid bank 2 exhaust (left front of engine)
• Camshaft position actuator solenoid bank 2 intake (lower front of engine)
• Camshaft position sensor bank 1 exhaust low ref
• Camshaft position sensor bank 1 intake low ref
• Camshaft position sensor bank 2 exhaust low ref
• Camshaft position sensor bank 2 intake
• Ckp sen 1 sig
• Cmp act sol b1 exhst
• Cmp act sol b1 intk
• Cmp act sol b2 exhst
• Cmp act sol b2 intk
• Cmp sen sig b1 exhst
• Cmp sen sig b1 intk
• Cmp sen sig b2 exhst
• Cmp sen sig b2 intk
• Ect sen sig
• Engine control module (behind lower right front fender)
• Evap can prg sol cntl
• Fuel inj 1 cntl
• Fuel inj 2 cntl
• Fuel inj 3 cntl
• Fuel inj 4 cntl
• Fuel inj 5 cntl
• Fuel inj 6 cntl
• Fuel inj 7 cntl
• Fuel inj 8 cntl
• G106
• G106 (right rear of engine compt, by battery)
• Gen field duty cyc sig
• Gen turn on sig
• Ground
• Ic 1 cntl
• Ic 2 cntl
• Ic 3 cntl
• Ic 4 cntl
• Ic 5 cntl
• Ic 6 cntl
• Ic 7 cntl
• Ic 8 cntl
• Knock sen 1 sig
• Knock sen 2 sig
• Knock sensor (ks) bank 1 (upper center of engine)
• Knock sensor (ks) bank 2 (upper center of engine)
• Low ref
• Map sen sig
• S148
• Sen sig
• Sp106
• Starting/ charging system
• Tac mtr cntl 1
• Tac mtr cntl 2
• Tan
• Throttle body assembly
• Tps 1 sig
• Tps 2 sig

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Back-up Lamps Wiring Diagram for Cadillac XDiscovery 2004:

• 1.5k ohms
• 4.42k ohms
• 8.25k ohms
• Automatic transmission
• Automatic transmission shift lever
• B11
• Backup lamp rly ctrl
• Body control module (behind right side of dash)
• Class 2 ser data
• Computer data lines system
• Crank relay 2 energized
• D10
• G301 (left "b" pillar)
• G402 (right rear frame, near wheel well)
• Hi spd ser data +
• Hi spd ser data -
• Hot at all times
• Hot w/ run/
• Internal mode switch
• Left backup lamp
• Logic
• Pnk
• Reverse lamp relay 3
• Reverse lamps fuse 21 10a
• Right backup lamp
• S931
• Sp301
• Stop/ bu/lps fuse 15a
• Tan
• Tap dwn -
• Tap up +
• Tap up down switch
• Tap up/dwn sw
• Transmission control module (behind lower right side of front fender)
• Trs a sig
• Trs b sig
• Tutd sw/ strg col sw fuse 15 2a
• Underhood fuse block (right rear of engine compt)

Exterior Lamps Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004

List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004:

• (behind lower right front fender)
• 5v ref
• A12
• Auto
• B11
• Body control module (behind right side of dash)
• Brake pedal position sensor
• Brk pos sens sig
• C11
• C12
• Center high mounted stop lamp
• Class 2 ser data
• Computer data lines system
• Engine control module
• F11
• F38
• G101 (upper left frame rail)
• G102 (upper left frame rail)
• G201 (base of left "a" pillar)
• G301 (left "b" pillar)
• Hazard sw sig
• Head
• Hot at all times
• Left front marker lamp
• Left front park lamp
• Left front turn signal lamp
• Lf trn sig vlt
• Lmp out det sig
• Logic
• Low ref
• Lt trn sig sw
• Off
• Park
• Park lamp relay 37
• Park lamps fuse 8 10a
• Prk lmp rly cntl
• Prk lmp sw on sig
• Rf trn sig vlt
• Right front marker lamp
• Right front park lamp
• Right front turn signal lamp
• Rt trn sig sw
• S119
• S120
• S275
• S375
• Sp101
• Sp102
• Sp201
• Sp301
• Stop/ bu/lps fuse 15a
• Stp lmp sw sig
• Tan
• Transmission control module
• Turn signal/ multifunction switch
• Under- hood fuse block
• Underhood fuse block (right rear of engine compt)
• Underhood fuse block (right rear of engine compt) c3

Exterior Lamps Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004

List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004:

• A12
• Body control module (behind right side of dash)
• Capacitor cp200
• Cluster fuse 8 15a
• Computer data lines system
• D10
• G201 (base of left "a" pillar)
• G301 (left "b" pillar)
• G302 (right "b" pillar)
• Hazard switch
• Hot at all times
• Hzrd flash sig
• Instrument panel cluster
• Interior lights system
• Ipc
• Ipc class 2 data
• Lamp outage detection signal
• Left lamp tail
• Left license lamp
• Left tail
• Left tail lamp assembly
• Logic
• Nca
• Off
• Right lamp tail
• Right license lamp
• Right tail
• Right tail lamp assembly
• S260
• S375
• S391
• Sp201
• Sp301
• Sp302
• Stop
• Stop lamp relay 4
• Stp lmp rly ctnl
• Stp lmp sw sig
• Tail
• Tan
• Turn
• Turn sig audible warning
• Turn sig ind

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 3) for Cadillac XDiscovery 2004

List of elements for Ground Distribution Wiring Diagram (1 of 3) for Cadillac XDiscovery 2004:

• A c1
• A/c compressor clutch
• A9 c1
• Audio amplifier
• Battery
• Brake fluid level switch
• C10
• Coolant level switch
• Cooling fan
• Data link connector (dlc)
• Digital radio receiver
• Distance sensing cruise control module
• E16 c1
• Electronic brake control module (ebcm)
• Engine control module (ecm)
• Engine oil level switch
• Exhaust camshaft position (cmp) actuator solenoid- bank 1
• Exhaust camshaft position (cmp) actuator solenoid- bank 2
• Fog lp relay 38
• Fuel rail
• G101 (upper left frame rail)
• G102 (upper left frame rail)
• G104 (in i/p harness by underhood fuse block)
• G105 (left side of eng, near brake pressure modulator valve)
• G106 (right rear of engine compt)
• G107 (right front side of eng)
• Hdlp wash relay 46
• Headlamp washer fluid pump
• Horn assembly
• Ignition coil/ module 1
• Ignition coil/ module 2
• Ignition coil/ module 3
• Ignition coil/ module 4
• Ignition coil/ module 5
• Ignition coil/ module 6
• Ignition coil/ module 7
• Ignition coil/ module 8
• Instrument panel cluster (ipc)
• Intake camshaft position (cmp) actuator solenoid- bank 1
• Intake camshaft position (cmp) actuator solenoid- bank 2
• Left front fog lamp
• Left front marker lamp
• Left front park lamp
• Left front turn signal lamp
• Left headlamp ballast
• Left headlamp high beam solenoid
• M14
• Radio
• Remote control door lock receiver (rcdlr)
• Remote playback device- cd player
• Right body control module (bcm)
• Right front fog lamp
• Right front marker lamp
• Right front park lamp
• Right front turn signal lamp
• Right headlamp ballast
• Right headlamp high beam solenoid
• S119
• S120
• S232 (39 cm from main harn in branch to powertrain control module)
• Splice pack sp101
• Splice pack sp102
• Splice pack sp106
• Transmission control module (tcm)
• Underhood fuse block (right rear of eng compt)
• Underhood lamp
• Vehicle communication interface module (vcim)
• Windshield washer fluid level switch
• Windshield washer fluid pump
• Wiper run/acc relay 42

Ground Distribution Wiring Diagram (2 of 3) for Cadillac XDiscovery 2004

List of elements for Ground Distribution Wiring Diagram (2 of 3) for Cadillac XDiscovery 2004:

• A10 c1
• Automatic transmission
• B c1
• B c2
• Back up lamp- left
• Back up lamp- right
• C c1
• C400
• Center high mounted stop lamp (chmsl)
• Courtesy lamp- left door
• D c3
• Data link connector (dlc)
• Diode d295
• Door handle switch- driver exterior
• Door handle switch- driver interior
• Door lock indicator- driver
• Door lock switch- driver
• Door lock- driver
• Driver door module (ddm)
• Driver door switch assembly (ddsa)
• Electronic suspension control (esc) module
• Folding top module
• Fuel door release actuator
• Fuel door release switch
• Fuel level sensor- right
• Fuel pump control module
• G201 (base of left "a" pillar)
• G301 (left "b" pillar)
• G401 (left rear frame, near wheel well)
• G402 (right rear frame, near wheel well)
• Hazard switch
• Head up display (hud)
• Heated/ cooled seat module- driver
• Ignition mode switch
• Inflatable restraint steering wheel control module
• Instrument panel cluster (ipc)
• J c4
• K c3
• License lamp- left
• License lamp- right
• Memory seat module- driver
• Nca
• Outside rearview mirror- driver
• Pump & valve assembly
• Rear compartment lid release switch- exterior
• Rear compartment lid release switch- interior
• Rear window defogger grid
• S275 (5 cm from blower motor control module breakout)
• S293
• S335 (3.5 cm from sp400 breakout)
• S375 (13 cm from c400 breakout)
• S379
• S539 (under driver seat base)
• S579 (55 cm from right rear shock absorber breakout)
• S931 (6 cm from outside rearview mirror connector breakout)
• Seat pump- driver
• Splice pack sp201
• Splice pack sp301
• Steering wheel
• Steering wheel control switch assembly
• Tail lamp assembly- left
• Turn signal/ multifunction switch
• Valve 1
• Valve 2
• Valve 3
• Valve 4
• Valve 5
• Windshield wiper motor
• Windshield wiper/ washer switch

Ground Distribution Wiring Diagram (3 of 3) for Cadillac XDiscovery 2004

List of elements for Ground Distribution Wiring Diagram (3 of 3) for Cadillac XDiscovery 2004:

• (front of right front footwell) i/p relay block
• Antenna ground plane
• Automatic transmission shift lever
• Auxiliary power outlet
• Auxiliary power relay
• Blower motor control processor
• Body control module (bcm)
• C1 a1
• C1 c
• C4 e12
• Cigar lighter
• Courtesy lamp switch- console
• Courtesy lamp- right door
• Door handle switch- passenger exterior
• Door handle switch- passenger interior
• Door lock indicator- passenger
• Door lock switch- front passenger
• Door lock- front passenger
• Front passenger door module (fpdm)
• G202 (base of right "a" pillar)
• G302 (right "b" pillar)
• Garage door opener
• Heated/ cooled seat module- passenger
• Hvac control module
• I/p compartment lamp
• Inflatable restraint i/p module disable switch
• Inflatable restraint sensing & diagnostic module (sdm)
• Inside rearview mirror
• Nca
• Outside moisture sensor
• Outside rearview mirror- passenger
• Park bk release relay
• Park brk hold relay
• Rear compartment lid pulldown actuator
• Rear object sensor control module
• S382
• S640 (81.5 cm from c408 breakout)
• Seat adjuster switch- front passenger
• Seat pump- front passenger
• Splice pack sp202
• Splice pack sp302
• Tail lamp assembly- right
• Traction control switch
• Valet switch
• Vanity mirror lamp- left
• Vanity mirror lamp- right
• Window switch- front passenger

HEADLIGHTS

Headlights Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Headlights Wiring Diagram for Cadillac XDiscovery 2004:

• (bcm) class 2
• (not used)
• Air conditioning system
• Auto
• Body control module (behind right side of dash)
• C10
• Class 2 (bcm)
• Class 2 ser data
• Computer data lines system
• D10
• F11
• Fog lamp switch
• Fog lamps on
• Fog lmp rly ctrl
• Fog lmp sw sig
• Fog lp fuse 22 15a
• Fog relay
• Ftp
• Ftp sw sig
• G101 (upper left frame rail)
• G102 (upper left frame rail)
• G201 (base of
• Hdlmps off
• Hdlmps on
• Head
• Head- lamps on ind
• Hi beam sig
• Hi bm rly ctrl
• High
• High beam ind
• High beam relay
• Hot at all times
• Hvac control module (center of dash)
• Instrument panel cluster
• Left "a" pillar)
• Left front fog lamp
• Left front turn signal lamp
• Left head- lamp ballast
• Left head- lamp high beam solenoid
• Left headlamp assembly
• Low
• Low beam in
• Low beam relay
• Low ref
• Lt hi bm fuse 24 10a
• Lt lo bm fuse 21 20a
• Nca
• Off
• Park
• Prk lmp on sig
• Right front fog lamp
• Right front turn signal lamp
• Right head- lamp ballast
• Right head- lamp high beam solenoid
• Right headlamp assembly
• Rt hi bm fuse 23 10a
• Rt lo bm fuse 19 20a
• S119
• S120
• S242 (passenger power seat harn, approx 4.0 cm (1.5 in) from breakout for passenger seat relay center connector c1)
• S275
• Sen sig
• Ser data
• Sp101
• Sp102
• Sp201
• Sunload sensor assembly (upper center of dash)
• Turn signal/ multifunction switch
• Under- hood fuse block (right rear of engine compt)

HORN

Horn Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Horn Wiring Diagram for Cadillac XDiscovery 2004:

• A10 c1
• A12 c3
• Body control module (bcm) (behind right side of dash)
• G102 (upper left frame rail)
• G201 (base of left "a" pillar)
• Horn assembly
• Horn fuse 2 15a
• Horn relay
• Horn rly ctrl
• Horn switch
• Hot at all times
• Inflatable restraint steering wheel module coil
• Logic
• Sp102
• Sp201
• Steering wheel
• Tan
• Underhood fuse block (right rear of engine compt)

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004

List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004:

• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• Abs ind
• Air bag ind
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• Battery
• Brake fluid
• Brake fluid level switch (in master cylinder reservoir)
• Brake ind
• Check engine ind
• Class 2 (bcm)
• Class 2 (sdm)
• Computer data lines system
• Coolant temp
• Dic down sw
• Dic ground
• Dic options
• Dic reset
• Dic sw illum
• Dic up sw
• Dim down switch
• Dim up switch
• Dimmer down
• Dimmer select
• Dimmer switch
• Dimmer up
• Dimmer v+
• Dimmer/head up display switch
• Dome lamp
• Dome switch
• Driver information center (dic) switch
• Driver information center: message center, information display, warning messages
• Engine speed
• Ess
• Exterior lights system
• F10
• Fog lamp ind
• Fuel level
• G101
• G104 (in engine compt, by underhood fuse block)
• G201 (base of left "a" pillar, behind trim panel)
• Gmlan (bcm)
• Gmlan (ebcm)
• Gmlan (ecm)
• Gmlan (tcm)
• Ground
• Hazard
• Headlamps on ind
• High beam ind
• Ign
• Illum
• Illumination (4 bulbs)
• Image switch
• Information switch
• Instrument panel cluster (ipc)
• Interior lights system
• Ipc
• Left turn ind
• Mph ind
• Oil pressure
• Options switch
• Panel lamps
• Park brake
• Park brake pedal assembly (lower left kick panel)
• Park lamp
• Pnk
• Reset switch
• Right turn ind
• S232
• Seat belt ind
• Security ind
• Serial data
• Speedometer
• Splice pack sp101 (upper left frame rail)
• Splice pack sp201
• Tachometer
• Tire pressure ind
• Traction off ind
• Turn signal audible ind
• Underhood fuse block (right rear of engine compt)
• Upshift ind
• Vehicle speed
• Vss
• Washer fluid
• Windshield washer fluid level switch (in washer fluid reservoir)

Instrument Cluster Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004

List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004:

• (i/p harn, 22.5 cm from breakout to rearview mirror)
• (pass door harn, 6 cm from breakout to outside mirror) s462
• +5v ref
• 6.5 cm from breakout to passenger turn signal)
• Battery positive voltage
• Belt switch
• Body control module (bcm) (behind right side of dash)
• C10
• Cluster fuse 8 15a
• Compt)
• Computer data lines system
• D10
• Ect sig
• Eng speed
• Engine control module (ecm) (behind lower right front fender)
• Engine controls system
• Engine coolant temperature sensor (rear side of right cylinder head)
• Engine oil level switch (bottom center of oil pan)
• Engine oil pressure sensor (lower left side of engine)
• Fuel level sensor (left)
• Fuel level sensor (right) (in fuel tank)
• Fuel lvl 1
• Fuel lvl 2
• Fuel pump & sender assembly (in fuel tank)
• G102 (upper left frame rail)
• G201 (base of left "a" pillar, behind trim panel)
• Ground
• Head up display (hud)
• Hot at all times
• Hud message center
• Ignition
• Image down
• Image down signal
• Image up
• Image up signal
• Inflatable restraint sensing & diagnostic module (sdm) (center of dash)
• Low ref
• Message request
• Mil ctrl
• Oil level
• Oil press
• Pnk
• Radio
• Rear object sensor control module
• S211
• S391 (rear body harn, pnk
• S460 (antenna/defogger harn, 20 cm from rear defogger)
• Seat belt switch (left) (below seat belt buckle assembly)
• Serial data
• Serial data+
• Serial data-
• Splice pack sp102
• Splice pack sp201
• Tan
• Underhood fuse block (right rear of engine c1
• Underhood fuse block (right rear of engine compt)
• Vehicle speed signal
• Vss

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Courtesy Lamps Wiring Diagram for Cadillac XDiscovery 2004:

• (rear harn, 6.5 cm from breakout to left backup lamp) s351
• (trans harn, 55 cm from breakout to right rear shock absorber) s310
• A10
• Ajar
• Battery+
• Body control module (bcm) (behind right side of dash)
• C1 b1
• C1 d2
• Computer data lines system
• Console courtesy lamp
• Console courtesy lamp switch
• Courtesy low
• Courtesy v+
• Ctsy lamp v+
• Ctsy lamps +v
• Dome
• Dome switch
• Driver door close
• Driver door module (ddm) (in door)
• Driver information center (dic) switch
• Front passenger close door latch
• Front passenger door module (fpdm) (in door)
• G102 (upper left frame rail)
• G201 (base of left "a" pillar)
• G202 (base of right "a" pillar)
• G301 (left "b" pillar)
• G302 (right "b" pillar)
• Garage door opener
• Ground
• Hot at all times
• I/p comp- artment lamp
• Inside rearview mirror
• Instrument panel cluster (ipc)
• Interior lights fuse 6 10a
• Latch
• Left courtesy lamp
• Left door courtesy lamp
• Left rear comp- artment courtesy lamp
• Left vanity mirror lamp
• Lf door ajar
• Nca
• Open
• Rear compartment lid pull down actuator
• Rf door ajar
• Right courtesy lamp
• Right door courtesy lamp
• Right rear comp- artment courtesy lamp
• Right vanity mirror lamp
• S246
• S312
• S375
• S579
• S680
• Serial data
• Splice pack sp102
• Splice pack sp201
• Splice pack sp202
• Splice pack sp301
• Splice pack sp302
• Tan
• Trunk lamp ctrl
• Under- hood fuse block
• Under- hood lamp

Instrument Illumination Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Instrument Illumination Wiring Diagram for Cadillac XDiscovery 2004:

• (i/p harn, 10 cm from breakout to blower motor ctrl module)
• (i/p harn, 11 cm from yaw rate connector) s255
• (i/p harn, 22.5 cm from breakout to accessory plug) s237
• (in driver door harn) s559
• (in engine compt, by underhood fuse block)
• (in passenger door harn) s660
• A10
• A12
• A16
• Automatic trans- mission shift lever
• Battery
• Battery+
• Body control module (bcm) (behind right side of dash)
• C10
• C3 c9
• C4 d10
• C4 e1
• Cluster fuse 8 15a
• Computer data lines system
• Dic ground
• Dic sw illum
• Dim ctrl
• Dim down switch
• Dim up switch
• Dimmer down
• Dimmer select
• Dimmer switch
• Dimmer up
• Dimmer v+
• Dimmer/head up display switch
• Driver door handle switch (interior)
• Driver door lock switch
• Driver door module (ddm) (in door)
• Driver door switch assembly
• Driver information center (dic) switch
• Driver seat
• Folding top switch
• Front passenger door handle switch (interior)
• Front passenger door lock switch
• Front passenger door module (fpdm) (in door)
• Front passenger window assembly
• Fuel door release switch
• G104
• G201 (base of left "a" pillar)
• G202 (base of right "a" pillar)
• Ground
• Hazard switch
• Hot at all times
• Hvac control module
• I/p fuse block (front of right front footwell, behind the carpet)
• Ignition mode switch
• Illum
• Illum (3 bulbs)
• Illum ctrl
• Inflatable restraint steering wheel module coil
• Instrument panel cluster (ipc)
• Interior lights fuse 6 10a
• Lcd backlight
• Logic
• Memory seat switch
• Panel lamps
• Panel lmps
• Park lamp
• Park lamp relay 37
• Park lamps
• Park lamps fuse 8 10a
• Radio
• Rear comp- artment release switch (interior)
• S232
• S246
• S248
• S293
• S579
• S680
• Serial data
• Splice pack sp201
• Splice pack sp202
• Steering wheel control switch assembly
• Steering wheel dimming fuse 2a
• Tan
• Tilt/ tele sw/ mem seat mod fuse 26 10a
• Traction control switch
• Underhood fuse block (right rear of engine compt)

MEMORY SYSTEMS

Driver"s Memory Seat Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004

List of elements for Driver"s Memory Seat Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004:

• 5 volt reference
• Battery positive voltage
• Body control module (behind right side of dash)
• C4 e1
• Class 2 serial data
• Column telescope forward control
• Column telescope forward sw
• Column telescope position sens
• Column telescope reverse control
• Column telescope reverse sw
• Column tilt down control
• Column tilt down sw
• Column tilt position sens
• Column tilt up control
• Column tilt up sw
• Computer data lines system
• Driver memory seat module (under driver's seat)
• E10
• E11
• E12
• E13
• E14
• E15
• E16
• Exit switch
• F10
• F11
• F12
• F13
• F14
• F15
• F16
• Front vertical down switch signal
• Front vertical motor down control
• Front vertical motor up control
• Front vertical position sens
• Front vertical up switch signal
• G301 (left "b" pillar)
• Ground
• Horizontal forward switch signal
• Horizontal motor forward ctrl
• Horizontal motor rearward control
• Horizontal position sens
• Horizontal rearward switch signal
• Hot at all times
• I/p fuse block (front of right front footwell, behind carpet)
• Illum
• Interior lights system
• Low reference
• Memory 1 switch
• Memory 2 switch
• Memory seat sw sig 1
• Memory seat sw sig 2
• Memory seat switch
• Pnk
• Power seats circuit breaker 30a
• Rear vertical down switch signal
• Rear vertical motor down control
• Rear vertical motor up control
• Rear vertical position sens
• Rear vertical up switch signal
• Recline back switch signal
• Recline forward switch signal
• Recline motor forward control
• Recline motor rearward control
• Recline position sens
• S224
• S379
• S393
• Splice pack sp301
• Steering column memory circuit
• Tan
• Tilt/tele sw/ mem seat mod fuse 26 10a

Driver"s Memory Seat Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004

List of elements for Driver"s Memory Seat Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004:

• (in driver seat harn)
• 5 volt ref
• Battery positive voltage
• Driver seat adjuster motor assembly
• Driver seat adjuster switch
• Driver seat recline motor
• Front vertical down
• Front vertical motor
• Front vertical position sensor
• Front vertical up
• Horizontal forward
• Horizontal motor
• Horizontal position sensor
• Horizontal rearward
• Low ref
• Rear vertical down
• Rear vertical motor
• Rear vertical position sensor
• Rear vertical up
• Recline forward
• Recline motor
• Recline position sensor
• Recline rearward
• S395
• S397
• Steering column telescope drive motor
• Steering column tilt drive motor
• Tan

Memory Mirrors Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Memory Mirrors Wiring Diagram for Cadillac XDiscovery 2004:

• (in i/p harn, behind right side of dash) splice pack sp208
• 5v reference
• Battery b+
• Body control module (behind right side of dash)
• C4 e1
• Class 2 serial data
• Door controls circuit breaker 30a
• Down directional sw
• Driver door module (ddm) (in driver's door)
• Driver door switch assembly (on driver's door)
• Driver memory seat module (under driver's seat)
• Driver outside rearview mirror
• Exit switch
• F10
• F11
• F14
• Front passenger door module (fpdm) (in passenger's door)
• G201 (base of left "a" pillar)
• G202 (base of right "a" pillar)
• G301 (left "b" pillar)
• Ground
• Horiz posit sensor
• Horizontal motor
• Horizontal position sensor
• Hot at all times
• I/p fuse block (front of right front footwell, behind carpet)
• Left directional sw
• Left mirror select
• Low reference
• Memory 1 sw sig
• Memory 1 switch
• Memory 2 sw sig
• Memory 2 switch
• Memory seat switch
• Mirror mtr down ctrl
• Mirror mtr left ctrl
• Mirror mtr right ctrl
• Mirror mtr up ctrl
• Nca
• Passenger outside rearview mirror
• Power mirror switches
• Power seats circuit breaker 30a
• Right directional sw
• Right mirror select
• S224
• S234
• S379
• S393
• Splice pack sp201
• Splice pack sp202
• Splice pack sp205 (in i/p harn, behind lower left side of dash)
• Splice pack sp301
• Tan
• Tilt/tele sw/ mem seat mod fuse 26 10a
• Up directional sw
• Vertical motor
• Vertical posit sensor
• Vertical position sensor

Steering Column Memory Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Steering Column Memory Wiring Diagram for Cadillac XDiscovery 2004:

• (in driver seat harn)
• 5 volt reference
• Battery b+
• Body control module (behind right side of dash)
• Class 2 serial data
• Computer data lines system
• Driver memory seat module (under driver's seat)
• E1 c4
• E10
• E11
• E12
• E13
• E15
• Exit switch
• F10
• F11
• F14
• Fwd
• G301 (left "b" pillar)
• Ground
• Hot at all times
• I/p fuse block (front of right front footwell, behind carpet)
• Low reference
• Memory 1 sw sig
• Memory 1 switch
• Memory 2 sw sig
• Memory 2 switch
• Memory seat switch
• Memory seats circuit
• Pnk
• Power seats circuit breaker 30a
• Red
• Rev
• S224
• S379
• S393
• S395
• S397
• Splice pack sp301
• Tan
• Telescope drive motor
• Telescope forward ctrl
• Telescope forward sig
• Telescope in
• Telescope out
• Telescope position sens
• Telescope reverse ctrl
• Telescope reverse sig
• Tilt down
• Tilt down ctrl
• Tilt down sig
• Tilt drive motor
• Tilt position sens
• Tilt up
• Tilt up ctrl
• Tilt up sig
• Tilt/ telescope switch
• Tilt/tele sw/ mem seat mod fuse 26 10a

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 4) for Cadillac XDiscovery 2004

List of elements for Power Distribution Wiring Diagram (1 of 4) for Cadillac XDiscovery 2004:

• (32.5 cm from radio connectors)
• (39.5 cm from inside rearview mirror breakout)
• (front of right front footwell) i/p relay block
• (right rear of eng compt) underhood fuse block
• A c1
• A/c comp fuse 15 10a
• A/c comp relay 35
• A18
• A19
• A2 c2
• A2 c4
• Abs fuse 27 60a
• Amp fuse 31 30a
• Audio amplifier
• B c3
• B1 c4
• Batt 1 fuse 33 60a
• Batt 2 fuse 29 40a
• Battery
• Blower motor control processor
• C14
• C2 c1
• Coolfan fuse 32 40a
• Cooling fan
• Crank relay 43
• D c1
• D11
• D11 c3
• Door controls circuit breaker 30a
• Driver door module (ddm)
• Driver heated/ cooled seat module
• Driver lower lumbar switch
• Driver memory seat module
• Driver seat
• Driver seat pump
• Driver upper lumbar switch
• Ecm/tcm fuse 11 15a
• Electronic brake control module (ebcm)
• Electronic suspension control (esc) module
• Engine control module (ecm)
• Evaporative emission (evap) canister vent solenoid
• F12 c3
• F27
• Fog lp fuse 22 15a
• Fog lp relay 38
• Folding top module
• Front passenger door module (fpdm)
• Fuel door relay
• Generator
• H c1
• H13
• H14
• Hdlp wash fuse 18 20a
• Hdlp wash relay 46
• Heated seat lh fuse 15a
• Heated seat rh fuse 15a
• High beam relay 39
• Horn fuse 2 15a
• Horn relay 34
• Hvac fuse 28 40a
• I/p relay block (front of right front footwell, behind carpet)
• Ign 1 relay 44
• K10
• K14
• Low beam relay 47
• Mrrtd fuse 13 25a
• Nca
• Park lamp relay 37
• Passenger heated/ cooled seat module
• Passenger lower lumbar switch
• Passenger seat
• Passenger seat adjuster switch
• Passenger seat pump
• Passenger upper lumbar switch
• Pk lamps fuse 8 10a
• Power lumbar lh/rh fuse 15a
• Power seats circuit breaker 30a
• Rear defog relay 4
• Red
• Remote control door lock receiver (rcdlr)
• S224
• S234
• Starter
• Starter fuse 30 40a
• To auxiliary power relay (diagram 3 of 4)
• To batt 3 fuse 26 (diagram 2 of 4)
• Transmission control module (tcm)
• W/s wash fuse 17 15a
• W/s wash relay 36
• Wiper fuse 4 30a
• Wiper on/off relay 45
• Wiper run/acc relay 42

Power Distribution Wiring Diagram (2 of 4) for Cadillac XDiscovery 2004

List of elements for Power Distribution Wiring Diagram (2 of 4) for Cadillac XDiscovery 2004:

• (11.5 cm from main harness in branch leading to power- train control module connectors) s208
• (behind right side of dash) body control module (bcm)
• A.c. latch/ pk brk b fuse 10 10a
• A12 c1
• A6 c3
• A7 c2
• A8 c2
• A8 c3
• Air temperature sensor- inside
• Automatic transmission shift lever
• B c1
• B11 c3
• Batt 3 fuse 26 60a
• Btsi sol/col lock fuse 19 10a
• C1 c4
• Capacitor cp200
• Cluster fuse 8 15a
• D1 c3
• D10
• D6 c3
• D8 c4
• Data link connector
• Digital radio receiver
• Diode
• Door locks fuse 5 15a
• Driver heated/ cooled seat module
• Driver seat
• E10 c4
• E11 c2
• Exterior lights system
• F1 c1
• F19
• From batt 1 fuse (diagram 1 of 4)
• G19
• Head up display (hud)
• Hvac control module
• Hvac/ pwr snd fuse 9 10a
• I/p relay block (front of right front footwell)
• Inflatable restraint steering wheel module coil
• Inside rearview mirror
• Instrument panel cluster (ipc)
• Interior lights fuse 6 10a
• Isrvm/ hvac fuse 14 10a
• Logic
• M10
• M18
• Nca
• Park brake hold relay
• Passenger heated/ cooled seat module
• Passenger seat
• Pnk
• Pnk (5 cm from blower motor control module conn breakout) s231
• Radio
• Radio/ant/ vics fuse 17 15a
• Rear compartment lid release close switch
• Rear fog/ aldl top sw fuse 18 10a
• Rear object sensor control module
• Remote playback device- cd player
• Reverse lamp relay 3
• Rly ctrl
• Rpa/h/c/ seat fuse 11 10a
• Run/crank relay 2
• S260 (20 cm from sp302 breakout)
• Steering wheel control switch assembly
• Stop lamp relay 4
• Stop/bu/ lps fuse 5 15a
• To batt 5 fuse 7 (diagram 3 of 4)
• To gmlan devices fuse (diagram 3 of 4)
• Turn signal/ multifunction switch lever
• Tutd sw/strg col sw fuse 15 2a
• Underhood fuse block (right rear of eng compt)
• Underhood fuse block (right rear of engine compt)
• W/s wash relay 36
• Wiper hi/lo relay 41
• Wiper on/off relay 45
• Wiper/ washer system

Power Distribution Wiring Diagram (3 of 4) for Cadillac XDiscovery 2004

List of elements for Power Distribution Wiring Diagram (3 of 4) for Cadillac XDiscovery 2004:

• (5 cm from left rear license lamp breakout) s355
• (6.5 cm from c400 breakout) s333
• (81.5 cm from c408 breakout) s319
• (behind right side of dash) body control module (bcm)
• (front of right front footwell) i/p fuse block
• Abs/mrrtd fuse 1 10a
• Acc/tcm fuse 3 10a
• Acca/driv dr sw fuse 25 10a
• Automatic transmission shift lever
• Auxiliary power fuse 20a
• Auxiliary power outlet
• Auxiliary power relay (behind right side of dash)
• B10 c4
• B12 c3
• B5 c3
• Batt 5 fuse 7 30a
• Body control module (bcm) (behind right side of dash)
• C10
• C13
• C5 c3
• Cellular microphone
• Cigar lighter
• Cigar lighter fuse 20a
• Crank relay 43
• D11
• D11 c3
• D12
• Distance sensing cruise control module
• Driver door switch assembly
• Driver memory seat module
• Driver seat
• Driver seat adjuster switch
• E11
• Ecm fuse 12 15a
• Electronic brake control module
• Electronic suspension control (esc) module
• Engine control module (ecm)
• F1 c4
• F10
• F11
• F11 c2
• Fldg top/ trunk latch fuse 15a
• Folding top closed switch
• Folding top switch
• From batt 1 fuse 26 (diagram 1 of 4)
• From rpa/h/c/ d seat fuse 11 (diagram 2 of 4)
• From stop/bu/ c lps fuse 5 (diagram 2 of 4)
• G202
• Gmlan devices fuse 1 20a
• Header latch switch
• Header unlatch switch
• I/p relay block (front of right front footwell)
• Ignition sw/ intr sens fuse 27 10a
• Inflatable restraint i/p module disable switch
• Inflatable restraint sensing & diagnostic module (sdm)
• Logic
• Luggage barrier switch
• Memory seat switch
• Onstar fuse 24 10a
• Park brake sol a fuse 23 20a
• Park brk release relay
• Pnk
• Rear compartment lid open switch
• Rear compartment lid pulldown actuator
• S248 (15 cm from passenger rear speaker breakout)
• Sdm/psir sw fuse 13 10a
• Splice pack sp202 (base of right "a" pillar)
• Tilt/ telescope switch
• Tilt/tele sw/mem seat mod fuse 26 10a
• To ignition mode switch (4 of 4)
• Transmission control module
• Underhood fuse block (right rear of engine compt)
• Vehicle communication interface module (vcim)

Power Distribution Wiring Diagram (4 of 4) for Cadillac XDiscovery 2004

List of elements for Power Distribution Wiring Diagram (4 of 4) for Cadillac XDiscovery 2004:

• Back up keyless entry antenna
• Back up sig
• Body control module (bcm) (behind right side of dash)
• From body control module (diagram 3 of 4)
• Grd
• Ign 1 voltage
• Ign data sig
• Ignition mode switch
• Interior lights system
• Left keyless entry antenna
• Left sig
• Logic
• Low ref
• Off
• Off ind
• On ind
• Pnk
• Rear compartment keyless entry antenna
• Remote control door lock receiver (rcdlr) (right side of dash)
• Right keyless entry antenna
• Right sig
• Sig
• Start
• Start ind
• Tan

POWER MIRRORS

Power Mirrors Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Power Mirrors Wiring Diagram for Cadillac XDiscovery 2004:

• Ambient light sensor
• Automatic day/night mirror element
• Backup lamp pwr
• Backup lamp rly ctrl
• Body control module (behind right side of dash)
• Day/ night mirror low ref
• Day/ night mirror signal
• Driver outside rearview mirror
• G202 (at base of right "a" pillar)
• Ground
• Headlight sensor
• Hot at all times
• Ign 1 vlt
• Inside rearview mirror
• Isrv m/ hvac fuse 14 10a
• Logic
• Nca
• Pnk
• Reverse lamp relay 3
• Reverse lamps fuse 21 10a
• Run/ crank relay 2
• Run/ crank rly ctrl
• S231
• S312

POWER SEATS

Driver Climate Control Seat Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Driver Climate Control Seat Wiring Diagram for Cadillac XDiscovery 2004:

• Back element low ref
• Back ntc low ref
• Back ntc sig
• Back ntc signal
• Battery
• Body control module (behind right side of dash)
• Driver climate control seat module
• Driver heated/cooled seat blower motor
• Driver seat
• Driver seat back heated/ cooled ventilation module
• Driver seat cushion heated/ cooled ventilation module
• Driver seat temp ctrl sw sig
• Element
• Fan low ref
• Fan speed ctrl
• Fan tacho signal
• Fan volt ref
• Fan voltage ref
• G301 (on left "b" pillar)
• Ground
• Heated seat lh fuse 15a
• Hot at all times
• Hot in run and start
• Hvac control module (at center of dash)
• Hvac heated/ cool seat mode sig
• I/p fuse block
• Ign
• Logic
• Nca
• Pnk
• Rpa/hc seat fuse 11 10a
• Run/crnk ign 1 vlt
• S379
• Seat element low ref
• Seat hi/low signal
• Seat ntc low ref
• Seat ntc signal
• Sensor
• Sp301
• Temp ctrl switch

Lumbar Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Lumbar Wiring Diagram for Cadillac XDiscovery 2004:

• Batt
• Deflate ctrl
• Driver lower lumbar switch
• Driver lumbar/ pump control module assembly
• Driver seat
• Driver upper lumbar switch
• G301 (left "b" pillar)
• G302 (right "b" pillar)
• Gnd
• Hot at all times
• I/p fuse block
• Inflate ctrl
• Nca
• Passenger lower lumbar switch
• Passenger lumbar/ pump control module assembly
• Passenger seat
• Passenger upper lumbar switch
• Pnk
• Power lumbar lh/rh fuse 15a
• S379
• S380
• S399
• Splice pack sp301
• Splice pack sp302

Passenger Climate Control Seat Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Passenger Climate Control Seat Wiring Diagram for Cadillac XDiscovery 2004:

• Back element low ref
• Back ntc low ref
• Back ntc sig
• Back ntc signal
• Battery
• Body control module (behind right side of dash)
• Element
• Fan low ref
• Fan speed ctrl
• Fan tacho signal
• Fan volt ref
• Fan voltage ref
• G302 (on right "b" pillar)
• Ground
• Heated seat rh fuse 15a
• Hot at all times
• Hot in run and start
• Hvac control module (at center of dash)
• Hvac heated/ cool seat mode sig
• I/p fuse block
• Ign
• Logic
• Nca
• Passenger climate control seat module
• Passenger heated/cooled seat blower motor
• Passenger seat
• Passenger seat back heated/ cooled ventilation module
• Passenger seat cushion heated/ cooled ventilation module
• Pnk
• Psngr seat temp ctrl sw sig
• Rpa/hc seat fuse 11 10a
• Run/crnk ign 1 vlt
• S382
• Seat element low ref
• Seat hi/low signal
• Seat ntc low ref
• Seat ntc signal
• Sensor
• Sp302
• Tan
• Temp ctrl switch

Passenger Power Seat Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Passenger Power Seat Wiring Diagram for Cadillac XDiscovery 2004:

• Dwn
• Front passenger seat adjuster switch
• Front passenger seat motor assembly
• Front passenger seat recline motor
• Front vertical motor
• Frt dn
• Frt up
• Fwd
• G302 (on right "b" pillar behind trim panel)
• Horizontal motor
• Hot at all times
• I/p fuse block
• Nca
• Passenger seat
• Pwr seat circuit breaker 30a
• Rear vertical motor
• Recl dn
• Recl up
• Rr dn
• Rr up
• Rwd
• S224
• S382
• Splice pack sp302
• Tan

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004

List of elements for Power Top/Sunroof Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004:

• (in center console trim plate, rearward of shifter) folding top position sensor
• (in rear compt, behind passenger seat, below digital radio receiver) front tonneau position sensor
• (in rear compt, on deck lid hinge latch) rear tonneau position sensor
• (rear body harn, approximately 2.5 in from left backup lamp connector breakout)
• (right side of fuel tank harn, approximately 22.5 cm from c414 breakout)
• 5v low ref
• A tan
• Accessory voltage
• Batt 2 fuse 29 40a
• Battery positive voltage
• C tan
• C1 a2
• C1 b2
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• Class 2 serial data
• Class serial data
• Close
• Computer data lines system
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• Deck lid close control
• Decklid open ctrl
• Folding top control switch
• Folding top module (in center of luggage compt)
• Folding top position sensor sig
• Front tonneau position sensor sig
• G202 (at base of right "a" pillar)
• G301 (on left "b" pillar)
• Ground
• Hard top converted sig
• Header latch
• Header latch sw sig
• Header unlatch sw sig
• Hot at all times
• Hvac control module (center of dash)
• Low ref
• Luggage barrier switch sig
• Nca
• Open
• Pnk
• Position
• Pump direct a
• Pump direction b
• Rear compartment lid release/ close switch
• Rear compt lid open sw sig
• Rear compt lid pull down actuator sig
• Rear compt lid release/close sw sig
• Rear tonneau position sensor sig
• S331
• S337
• Splice pack sp 208 (behind low right side of dash)
• Splice pack sp202
• Splice pack sp301
• Tan
• Top close control
• Top open ctrl
• Underhood fuse block (right rear of eng compt)
• Valet switch

Power Top/Sunroof Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004

List of elements for Power Top/Sunroof Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004:

• (in fuel tank harn, approximately 32 in from c408 breakout) s319
• (in rear body harn, approximately 1.9 in from lr license lamp breakout) s355
• (in rear body harn, approximately 2.5 in from c400 breakout) s333
• (in rear body harn, approximately 8.4 in left of splice pack 400 breakout) s339
• Ac latch/ pk brk b fuse 10 10a
• Auxiliary power relay (behind right side of dash)
• Batt 1 fuse 33 60a
• Body control module (bcm) (behind right side of dash)
• Fldg top/ trunk latch fuse 15a
• Folding top closed switch
• Folding top pump motor
• G202 (at base of right "a" pillar)
• G301 (on left "b" pillar)
• Header latched switch
• Header unlatched switch
• Hot at all times
• I/p fuse block (front of right front footwell, behind carpet)
• Luggage barrier switch
• Pnk
• Pump & valve assembly
• Rear compart- ment lid open switch
• Rear compart- ment lid pull- down actuator
• Splice pack sp202
• Splice pack sp301
• Tan
• Thermal
• Tilt/tele sw/mem seat mod fuse 26 10a
• Underhood fuse block (right rear of eng compt)
• Valve 1
• Valve 2
• Valve 3
• Valve 4
• Valve 5

POWER WINDOWS

Power Windows Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Power Windows Wiring Diagram for Cadillac XDiscovery 2004:

• Acca/driv dr sw fuse 25 10a
• Body control module (bcm) (behind right side of dash)
• Computer data lines
• Ddm class 2 ser data
• Down
• Driver door module under door trim) (on left door,
• Driver door switch assembly (ddsa)
• Driver window motor
• Driver window switch
• Driver wndo down signal
• Driver wndo express sig
• Driver wndo up signal
• Dwn
• Express up/down
• Front passenger door module under door trim panel) (on right front door,
• Front passenger window switch
• G201 (base of left "a" pillar)
• G202 (at base of right "a" pillar)
• Ground
• Hot at all times
• Logic
• Pass wndo down signal
• Pass wndo express sig
• Pass wndo up signal
• Passenger window motor
• Passenger window switch
• Power window motor fr passenger down sig
• Power window motor front passenger up sig
• Power window motor left front up control
• Power window motor lt front down control
• Power window motor right front up control
• Power window motor rt front down control
• Power window switch right front express sig
• Serial data
• Tan

RADIO

Radio Wiring Diagram (1 of 3) for Cadillac XDiscovery 2004

List of elements for Radio Wiring Diagram (1 of 3) for Cadillac XDiscovery 2004:

• (in i/p fuse harn, by underhood fuse block) g104
• 1.18k ohms
• 12.7k ohms
• 2k ohms
• 3k ohms
• Ant radio sig
• Antenna enable sig
• Antenna ground plane
• Aux detection sig
• Bare
• Battery
• Bcm clss 2 ser data
• Body control module (behind right side of dash)
• Class 2 ser data
• Clss 2 data
• Coax
• Computer data lines system
• Decklid liner assembly
• Dwn
• E10
• E11
• E12
• E13
• E14
• E15
• E16
• F10
• F11
• F12
• F13
• F14
• F15
• F16
• Fm composite sig
• G302 (right "b" pillar)
• Gps antenna sig
• Ground
• Head up display
• Hot at all times
• Ign
• Inflatable restraint steering wheel module coil
• Instrument cluster system
• Left antenna
• Left radio antenna module
• Lf audio drain wire
• Lf low lev audio (-)
• Lf low lev audio sig
• Logic
• Lt antenna fm2 sig
• Lt radio antenna mod sig
• Lt radio module sig
• Mesg req
• Message center
• Mute
• Nav voice screen
• Nca
• Ohms
• Pnk
• Preset seek switch
• Radio
• Red
• Rf audio drain wire
• Rf low lev audio (-)
• Rf low lev audio sig
• Right antenna
• Right radio antenna module
• Rt antenna am sig
• Rt antenna fm1 sig
• Rt radio ant mod sig
• Rt radio antenna mod sig
• Run/ crank relay 2
• Run/ crnk rly ctrl
• S230
• Seek up
• Signal ground
• Srce
• Steering wheel control switch assembly
• Strng whl ctrl 2 sig
• Sw ant enable sig
• Tan
• Tutd sw strg col sw fuse 15 2a
• Voice prompt low ref
• Voice prompt signal
• Voice rec aud low ref
• Voice rec audio sig
• Voice recog- nize
• Volume switch
• Vss

Radio Wiring Diagram (2 of 3) for Cadillac XDiscovery 2004

List of elements for Radio Wiring Diagram (2 of 3) for Cadillac XDiscovery 2004:

• (in i/p fuse harn, by underhood fuse block) g104
• Antenna ground plane
• Audio common
• Aux detection sig
• Bare
• Battery
• Body control module (behind right side of dash)
• Cd changer
• Class 2 ser data
• Coax
• Computer data lines system
• Digital radio receiver
• Drain
• G302 (right "b" pillar)
• Global positioning satellite antenna
• Ground
• Hot at all times
• Lf audio drain wire
• Lf low lev audio (-)
• Lf low lev audio sig
• Lt audio sig
• Nca
• Pnk
• Radio/ ant/vics fuse 17 15a
• Rem radio audio (-)
• Rem radio ctrl hd acc pwr
• Rem radio lt audio sig
• Rem radio rt audio sig
• Rf audio drain wire
• Rf low lev audio (-)
• Rf low lev audio sig
• Rt audio sig
• S230
• Satellite ant sig
• Satellite antenna
• Signal ground
• Strng col raio ctrl sig
• Tan
• Terrestrial ant sig
• Terrestrial antenna

Radio Wiring Diagram (3 of 3) for Cadillac XDiscovery 2004

List of elements for Radio Wiring Diagram (3 of 3) for Cadillac XDiscovery 2004:

• (in i/p fuse harn, by underhood fuse block) g104
• A10
• A11
• A12
• Amp fuse 31 30a
• Audio amplifier (behind left rear seat back)
• B10
• B11
• B12
• Bare
• Battery
• Cellular mic sig
• Cellular microphone
• Center speaker
• Class 2 data
• Computer data lines system
• Drain
• Driver seat left speaker
• Driver seat right speaker
• Frt center spkr (+)
• Frt center spkr (-)
• Hot at all times
• Left front door subwoofer speaker
• Left front midrange speaker
• Lf low lev audio (-)
• Lf low lev audio sig
• Lf speaker (+)
• Lf speaker (-)
• Lf tweeter (+)
• Lf tweeter (-)
• Lt seat speaker (+)
• Lt seat speaker (-)
• Mic drain wire
• Noise compensation microphone
• Noise red mic (+)
• Passenger seat left speaker
• Passenger seat right speaker
• Pnk
• Radio voice prmpt lo ref
• Radio voice prompt sig
• Rf low lev audio (-)
• Rf low lev audio sig
• Rf speaker (+)
• Rf speaker (-)
• Rf tweeter (+)
• Rf tweeter (-)
• Right front door subwoofer speaker
• Right front midrange speaker
• Rt seat speaker (+)
• Rt seat speaker (-)
• S230
• Signal ground
• Tan
• Underhood fuse block right rear of engine compt)
• Vehicle communication interface module (at front of right wheelwell)
• Voice rec aud low ref
• Voice rec audio sig

SHIFT INTERLOCK

Park Brake Release Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Park Brake Release Wiring Diagram for Cadillac XDiscovery 2004:

• A.c. latch brk b fuse 10 10a
• B15 c1
• Body control module (bcm) (behind right side of dash)
• Class 2 serial data
• Computer data lines system
• D11 c3
• D4 c3
• G202 (base of right "a" pillar)
• Hot at all times
• I/p relay block (front of right front footwell, behind carpet)
• Instrument panel cluster (ipc)
• Park brake hold solenoid
• Park brake pedal assembly
• Park brake relay 1 ctrl
• Park brake release solenoid
• Park brake sol a fuse 23 20a
• Park brake switch signal
• Park brk hold relay
• Park brk release relay
• Park switch
• Pnk
• Splice pack sp202
• Tan

Shift Interlock Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Shift Interlock Wiring Diagram for Cadillac XDiscovery 2004:

• 1k ohm
• 3k ohm
• 5 volt reference
• A/t shift lock control solenoid
• Automatic transmission shift lever
• Body control module (bcm) (behind right side of dash)
• Brake pedal position sensor
• Brake pedal position sensor (on brake pedal support)
• Btsi sol/ col lock fuse 19 10a
• Class 2 serial data
• Computer data lines system
• D c1
• D7 c3
• Hot at all times
• L c1
• Low reference
• Park switch
• Pnk
• Remote control door lock receiver (rcdlr) (right side of dash)
• Tan

Steering Column Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Steering Column Wiring Diagram for Cadillac XDiscovery 2004:

• (front body harn, 22.5 cm from breakout to passenger rear speaker) s251
• 294 ohm
• 487 ohm
• Automatic transmission shift lever
• Battery
• Body control module (bcm) (behind right side of dash)
• Btsi sol/ col lock fuse 19 10a
• C3 d7
• C4 d8
• Class 2 serial data
• Column lk module fuse 15a
• Column lock enable relay
• Computer data lines system
• G202 (base of right "a" pillar)
• Ground
• Hot at all times
• Hot in run or start
• Hot w/ auxiliary power relay energized
• I/p fuse block (front of right front footwell, behind carpet)
• Ignition 1
• Isrvm/ hvac fuse 14 10a
• Lock
• Locked
• Park switch 2 (closed in park)
• Pnk
• S231
• S240
• S253
• Steering column lock
• Steering column lock control module (behind left side of dash)
• Steering column lock sig
• Steering column unlock
• Steering lock ctrl
• Steering wheel theft deterrent lock
• Trans shift sw (park sig)
• Trans shift sw park signal
• Unlock
• Unlocked

STARTING/CHARGING

Charging Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Charging Wiring Diagram for Cadillac XDiscovery 2004:

• (not used) a
• A2 c2
• A5 c1
• Battery
• Battery saver active charge system fault high voltage low voltage service elect system
• Check gages
• Class 2 (bcm)
• Computer data lines system
• Ecm high speed gmlan serial data bus +
• Ecm high speed gmlan serial data bus -
• Engine control module (ecm) (behind lower right front fender)
• G104 (in i/p harn, by underhood fuse block)
• G106 (right rear of engine compt)
• Generator
• Generator field duty cycle signal
• Generator turn on signal
• Head up display (hud)
• Horn fuse 2 15a
• Hud class 2 serial data
• Ign
• Instrument panel cluster (ipc)
• Ipc class 2 serial data
• Logic
• Message center
• Message request
• Message request (bcm)
• Red
• Splice pack sp106
• Starter
• Tan
• Underhood fuse block (right rear of engine compt)
• Volts

Starting Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Starting Wiring Diagram for Cadillac XDiscovery 2004:

• (behind right side of dash) body control module (bcm)
• (right rear frame, near wheel well)
• 5v ref
• A13
• A14
• A5 c1
• A9 c3
• Automatic transmission
• B10 c4
• Batt 3 fuse 26 60a
• Battery
• Bcm class 2 serial data
• Bcm high speed gmlan serial data bus +
• Bcm high speed gmlan serial data bus -
• Bcm ignition mode data signal
• Brake pedal position sensor
• Brake position sensor signal
• C1 c4
• C13
• C14
• C2 f12
• C3 d1
• Computer data lines system
• Crank relay
• E12
• Ecm fuse 12 15a
• Ecm high speed gmlan serial data bus +
• Ecm high speed gmlan serial data bus -
• Engine control module (ecm) (behind lower right front fender)
• G104 (in i/p harn, by underhood fuse block)
• G106 (right rear of engine compt)
• G402
• Generator
• Grd
• Ignition mode switch
• Instrument panel cluster (ipc)
• Internal mode switch (ims)
• Ipc class 2 serial data
• Logic
• Low ref
• Message center
• Message request
• Nca
• Off
• Park/neutral signal
• Pnk
• Press brake to start
• Red
• Run/crank relay 2
• Run/crank relay ctrl
• S208
• Splice pack sp106
• Start
• Starter
• Starter enable relay control
• Starter fuse 30 40a
• Tan
• Underhood fuse block (right rear of engine compt)

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004

List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004:

• (behind driver door panel inside door) left inflatable restraint side impact sensor
• (behind passenger door panel inside door) right inflatable restraint side impact sensor
• (body control module) (right footwell, behind carpet)
• C10
• Case ground
• Disable sw sig
• G202 (at base of right "a" pillar behind trim panel)
• Ground
• High control
• Hot in run or crank
• Ignition 1 voltage
• Indicator control
• Inflatable restraint sensing & diagnostic module (sdm) (behind center of dash, under hvac control head)
• Inflatable restraint steering wheel module
• Inflatable restraint steering wheel module coil
• Left front seat belt pretensioner
• Left inflatable restraint seat position switch
• Left inflatable restraint side impact module (in driver seat back, on side toward door)
• Low control
• Low reference
• Pnk
• Right front seat belt pretensioner
• Right inflatable restraint seat position switch
• Right inflatable restraint side impact module (in passenger seat back, on side toward door)
• S391 rear body harness, approx 6.5 cm (2.5 in) from passenger turn signal breakout)
• Sdm/psir fuse 10a
• Seat pos sig
• Sensor signal
• Sensor voltage
• Serial data
• Shorting bar
• Shorting clip
• Stage 1
• Stage 2
• Tan
• Warning system

Supplemental Restraints Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004

List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004:

• Air bag indicator
• Class 2 sdm
• Data link connector (below steering column)
• Dsbl sw sig
• G202 (at base of right "a" pillar behind trim panel)
• Ground
• Ignition 1
• Ind sply vlt
• Inflatable restraint i/p module
• Inflatable restraint i/p module disable switch
• Inflatable restraint i/p module disable switch led
• Instrument panel cluster
• Interior lights system
• Ipc class 2 serial data
• Left inflatable restraint front end sensor (on left front of engine compt)
• Park lmp vlt
• Pnk
• Right inflatable restraint front end sensor (on right front of engine compt)
• Shorting bar
• Shorting clip
• Splice pack sp205 (behind lower left of dash, near park brake assembly)
• Stage 1
• Stage 2

TRANSMISSION

A/T Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004

List of elements for A/T Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004:

• 1-2 shft sol vlv
• 1-2 shift sol
• 2-3 shft sol vlv
• 2-3 shift sol
• 4-5 shft sol vlv
• 4-5 shift sol
• A/t iss hi sig
• A/t iss lo sig
• Acc voltage
• Acc/tcm fuse 3 10a
• Automatic transaxle fluid temperature sensor
• Automatic transmission
• B+ voltage
• Batt +
• Class 2 ser data
• Computer data lines system
• D11
• Distance sensing cruise control module
• E11
• Ecm/tcm fuse 11 15a
• Engine control module (behind lower right front fender)
• G106
• Gear high trans temp service trans shift to prk
• Ground
• Head up display
• Hi spd can +
• Hi spd can -
• Hi spd ser data +
• Hi spd ser data -
• Hot at all times
• Hot in run and start
• Hud message center
• Ign 1 vlt
• Instrument panel cluster
• Mesg req tcm
• Message center
• Oss hi sig
• Oss low sig
• Pc sol vlv hi cntl
• Pc sol vlv lo cntl
• Pnk
• Pressure control sol
• Sp106 (right rear of engine compt)
• Stoplamp sw sig
• Tan
• Tap up/dwn gear
• Tap up/dwn sw sig
• Tcc brk sw sig
• Tcc pwm sol
• Tcc sol vlv cntl
• Tft sen lo ref
• Tft sens sig
• Transmission control module (behind lower right side of front fender)
• Trs a
• Trs b
• Trs c
• Trs p
• Underhood fuse block (right rear of engine compt)
• Up- shift ind cntl
• Up-shift
• Up-shift ind

A/T Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004

List of elements for A/T Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004:

• (at base of right "a" pillar) g202
• 1.5k ohms
• 4.42k ohms
• 8.25k ohms
• Acc vlt sig
• Automatic transaxle internal mode switch
• Automatic transmission
• Automatic transmission shift lever
• Body control module (behind right side of dash)
• G402 (on underbody, on right rear frame by right rear wheel well)
• Hot at all times
• I/p lamp cntl
• Input shaft speed sensor
• Interior lights system
• Logic
• Output shaft speed sensor
• Pnk
• Relay cntl
• Run/ crank relay 2
• S246
• Stplmp sw sig
• Tap dwn -
• Tap up +
• Tap up/ dwn enbl sig
• Tap up/ tap dwn enbl sig
• Tap up/ tap dwn trans- mission enable switch
• Tap up/tap down switch
• Turn signal/ multi-function switch, steering wheel control switch assembly
• Tutd sw/ strg col sw fuse 15 2a

TRUNK, TAILGATE, FUEL DOOR

Trunk, Tailgate, Fuel Door Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Trunk, Tailgate, Fuel Door Wiring Diagram for Cadillac XDiscovery 2004:

• A tan
• Ac latch pk brk b fuse 10 10a
• Accy vlt
• Aux pwr rly pwr
• Auxiliary power relay
• Batt 1 fuse 33 60a
• Batt 3 fuse 26 60a
• Body control module (behind right side of dash)
• Cargo lmp sw sig
• Class 2 ser data
• Computer data lines system
• D14
• Door controls circuit breaker 30a
• Exterior rear compartment lid release switch
• Fldg top/ trunk latch fuse 15a
• Folding top module (in center of luggage compt)
• Fuel door relay
• Fuel door release actuator
• Fuel door release switch
• G201 (base of left "a" pillar)
• G202
• G301 (left "b" pillar)
• G302 (right "b" pillar)
• Ground
• Hot at all times
• I/p relay block (front of right front footwell, behind carpet)
• Instrument panel cluster
• Interior lights system
• Interior rear compartment lid release switch
• Logic
• Msg req
• Open sw sig
• Pnk
• Power distribution
• Power tops system
• Rear compartment lid open switch
• Rear compartment lid pull down actuator
• Rear compartment lid release/ close switch
• Rel/close sw sig
• Remote control door lock receiver (right side of dash)
• Rfa class 2 ser data
• S208
• S222
• S234
• S353
• S355
• S931
• S939
• Sp201
• Sp202 (base of right "a" pillar)
• Sp301
• Sp302
• Tan
• Trnk ajar sw sig
• Trnk key sw ig
• Trnk key sw sig
• Trnk ltch clr sw
• Trnk rel rly ctrl
• Trnk rel sw sig
• Trunk ajar ind
• Trunk rel sw sig
• Underhood fuse block (right rear of engine compt)

WARNING SYSTEMS

Warning Systems Wiring Diagram for Cadillac XDiscovery 2004

List of elements for Warning Systems Wiring Diagram for Cadillac XDiscovery 2004:

• Ajar
• Audible alarm
• Auto
• Bcm class 2 serial data
• Bcm high spd gmlan serial data bus +
• Bcm high spd gmlan serial data bus -
• Body control module (bcm) (behind right side of dash)
• C1 a5
• Class 2 (rcdlr)
• Class 2 (sdm)
• Closed
• Computer data lines system
• Driver door latch
• Ecm high spd gmlan serial data bus +
• Ecm high spd gmlan serial data bus -
• Engine control module (ecm)
• G201 (base of left "a" pillar)
• G301 (left "b" pillar)
• Head
• Inflatable restraint sensing & diagnostic module (sdm)
• Instrument panel cluster (ipc)
• Internal antenna
• Ipc
• Ipc class 2 serial data
• Left front tire pressure monitor
• Left rear tire pressure monitor
• Left seat belt sw
• Left seat belt switch
• Lf dr open sw sig
• Lf turn sig sw
• Logic
• Low ref
• Low tire pressure ind
• Message center
• Message request
• Off
• Open
• Park
• Pk lmp sw on sig
• Pnk
• Remote control door lock receiver (rcdlr)
• Rf turn sig sw
• Rfa class 2 serial data
• Right front tire pressure monitor
• Right rear tire pressure monitor
• S275
• S375
• S391 (6.5 cm from pass turn sig breakout)
• Sdm class 2 serial data
• Seat belt ind
• Solid state
• Sp201
• Sp301
• Tan
• Turn signal/ multifunction switch

WIPER/WASHER

Front Wiper/Washer & Headlamp Washer Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004

List of elements for Front Wiper/Washer & Headlamp Washer Wiring Diagram (1 of 2) for Cadillac XDiscovery 2004:

• Accessory relay
• Accessory voltage signal
• Body control module (behind right side of dash)
• C3 a3
• C3 c3
• C3 e7
• Diode 1 diode
• Diode 2 diode f5
• F16
• F19
• G102 (on upper left frame rail)
• G16
• G19
• G201 (base of left "a" pillar, behind trim panel)
• Gnd
• High
• Hot at all times
• I/p fuse block (front of right front footwell, behind carpet)
• K10
• K11
• K14
• K15
• K18
• K19
• L10
• L18
• Logic
• Low
• M10
• M11
• M14
• M15
• M18
• M19
• Outside moisture sensor
• Park switch
• Pnk
• Rpa/ h/c seat fuse 11 10a
• Run/ accessory power fuse 10a
• Run/ crank relay 2
• Run/ crank relay control
• Splice pack sp 102
• Splice pack sp 201
• To w/s wash relay 36 (diagram 2 of 2)
• Under- hood fuse block right rear of eng compt)
• Windshield wiper motor
• Windshield wiper motor park switch signal
• Windshield wiper switch high signal
• Windshield wiper switch signal 2
• Wiper diode
• Wiper dwell fuse 10a
• Wiper fuse 4 30a
• Wiper hi/lo relay 41
• Wiper on/off relay 45
• Wiper run/acc relay 42

Front Wiper/Washer & Headlamp Washer Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004

List of elements for Front Wiper/Washer & Headlamp Washer Wiring Diagram (2 of 2) for Cadillac XDiscovery 2004:

• Body control module (below right side of dash)
• C3 f2 pnk
• F3 pnk
• From diode2/ diode f5 (diagram 1 of 2)
• G101 (on upper left frame rail)
• G102 (on upper left frame rail)
• G202 (at base of right "a" pillar)
• Ground
• Hdlp wash fuse 18 20a
• Headlamp washer fluid pump
• Headlamp washer relay control
• Hot at all times
• Mist
• Off
• Outside moisture sensor
• Pnk
• Pulse
• S312
• Splice pack sp 102
• Splice pack sp 202
• Splice pack sp101
• Under- hood fuse block right rear of eng compt)
• W/s wash fuse 17 15a
• Wash
• Windshield washer fluid pump
• Windshield washer switch signal
• Windshield wiper switch low signal
• Windshield wiper/washer switch
• Wiper on/off relay 36