Diagram sections — 33 (68 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ELECTRONIC POWER STEERING ELECTRONIC SUSPENSION ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS MEMORY SYSTEMS NAVIGATION POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCK STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Automatic A/C Wiring Diagram (1 of 2) for Cadillac Seville SLS 2004 List of elements for Automatic A/C Wiring Diagram (1 of 2) for Cadillac Seville SLS 2004: 92 & transmission breakout) (hvac harness, 73 cm from air inlet actuator) (hvac harness, 79.5 cm from air inlet actuator) (hvac harness, 89.5 cm from air inlet actuator) (i/p harness, 4 cm from left solar sensor harness breakout) (i/p harness, 8 cm from instrument cluster harness breakout) (lower left rear corner of 5v ref 5v vlv signal A/c clu fuse 15a A/c clu relay A/c compressor clutch A/c compressor clutch solenoid A/c compressor temperature switch A/c refrigerant low temperature sensor (at rear of engine compt, on a/c low side line) A10 A11 A12 Acc Air temp vlv fd Air temp vlv sig Air temperature actuator (left) (behind left side of dash, on hvac module) Air temperature actuator (right) (behind right side of dash, on hvac module) Air temperature sensor (lower right) (below right side of dash, in a/c duct) air temperature sensor (lower left) (below left side of dash, in a/c duct) Air temperature sensor (upper right) (below right side of dash, in a/c duct) air temperature sensor (upper left) (below left side of dash, in a/c duct) Ambient air temperature sensor (on center front of vehicle, near hood latch) B12 Battery C11 Computer data lines system D11 blwr sp cntrl D16 Dash integration module (dim) (on right side of dash, near blower motor) Data line Dim fuse 10a G201 (right front corner of passenger compt, under front of sill trim plate) Ground Headlights system Hot at all times Hot in on Hot in on or start I/p fuse 10a Ign 3 rr fuse 10a Ign sw fuse 15a Ignition Ignition switch Inside air temperature sensor (behind left side of dash, left of steering column) Inside air, 5v Instrument panel integration module (behind center of dash, above radio) L sunload, 5v Ll air temp, 5v Lock Lock run Lr air temp. 5v Mode actuator (behind left side of dash, on hvac module) Mode drive fd Motor return Nca Off Outside air, 5v Pnk Power distribution system R sunload, 5v Rear fuse block (under left rear seat) Recirc vlv fd Recirc vlv sig Recirculation actuator (behind right side of dash, on hvac module) Run S203 (i/p harness, 55.5 cm from radio connector) S204 (i/p harness, 64.5 cm from radio connector) S206 S209 S210 (i/p harness, 22 cm from left solar sensor harness breakout) S274 S275 S278 Sensor grd Solid state Sp201 Start Steer whl feed Steer whl rtn Sunload sensor (left) (on left side of dash, in defrost grille) Sunload sensor (right) (on right side of dash, in defrost grille) T10 T11 Tan Ul air temp, 5v Underhood fuse block (on right side of engine compt, near power steering pump) Ur air temp, 5v V10 V11 Automatic A/C Wiring Diagram (2 of 2) for Cadillac Seville SLS 2004 List of elements for Automatic A/C Wiring Diagram (2 of 2) for Cadillac Seville SLS 2004: 92 (console harn, 4 cm from cd player harness breakout) s318 (console harness, 33 cm from rear blower switch connector) (not used) (on right side of engine compt, near power steering pump) underhood fuse block A/c enable A/c refrigerant pressure sensor (on lower left front of engine, on a/c compressor) A10 A11 Auxiliary blower motor (at front of center console, below ashtray) Auxiliary blower motor resistor assembly (at front of center console, near rear blower motor) Auxiliary hvac control assembly Auxiliary mode actuator (under front of center console, near rear blower motor) B10 Bare Battery Blend Blower motor (behind right side of dash, on hvac module) Blower motor control processor (under right side of dash, near center heater outlets) Blwr ctrl Blwr gnd C10 C11 Computer data lines system Cool fan 1 fuse 30a Cool fan 2 fuse 30a Coolfan 1 relay (low speed) Coolfan 2 relay (high speed) Coolfan s/p relay (series/parallel) D10 Data line E nca E10 E11 Ect sens gnd Ect sens sig Engine coolant temperature (ect) sensor (on right rear corner of engine, below exhaust gas recirculation valve) F11 Fan G nca G10 G104 (right side of engine compt, below fuse block) G11 G200 G201 (right front corner of passenger compt, under front of sill trim plate) G401 (right rear corner of rear compt, near c403) Gnd Ground High spd fan Hot at all times Hot in on Hot in on or start Hvac blo fuse 30a Hvac fuse 10a Ign 1 fuse 10a Inflatable restraint steering wheel module coil (top of steering column) Interior lights system Left cooling fan (at front of engine compt, behind radiator) Left steering wheel controls Low spd fan Lower Med 1 Med 2 Nca Off Pnk Power distribution system Powertrain control module (at left front corner of engine compt, below air cleaner) Rear blwr Rear fuse block (under left rear seat) Rear integration module (rim) (behind right side of rear seat back) Right cooling fan (at front of engine compt, behind radiator) Right steering wheel controls Rr blo fuse 10a Rr blo relay S227 S317 S322 (rear blower harness, center console, 12.5 cm from rear blower motor connector) Select Sensor grd Sensor return Sp cntrl out Sp input Sp104 Sp200 (left front corner of passenger compt, under front of sill trim plate) Sp201 Sp401 Steering column fuse block (near base of steering column) Switches fuse 2a Tan Temp Upper Vol Compressor Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Compressor Wiring Diagram for Cadillac Seville SLS 2004: 29 A nca A/c clu fuse 15a A/c clu relay A/c compressor clutch A/c compressor clutch solenoid A/c compressor temperature switch A/c enable A/c refrigerant pressure sensor (on lower left front of engine, on a/c compressor) A11 A12 C1 c8 C11 Computer data lines system Dash integration module (dim) (on right side of dash, near blower motor) Data line G106 (lower left rear corner of engine, below transmission harness connector) Hot at all times Hot in on or start Instrument panel integration module (behind center of dash, above radio) Nca Powertrain control module (pcm) (at left front corner of engine compartment, below air cleaner) S130 (in engine harness, 15 cm from ebcm & transmission breakout) Sensor ground Sensor return T10 T11 Underhood fuse block (on right side of engine compt, near power steering pump) V10 V11
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Anti-lock Brakes Wiring Diagram for Cadillac Seville SLS 2004: 83 (behind center of dash, above radio) instrument panel integration module (behind right side of rear seat) electronic suspension control (esc) module (body harness, 10 cm from left rear door harness breakout) (body harness, 6.5 cm from left rear door harness breakout) (in eng harness, 25.9 cm from camshaft position sensor connector) (in engine harness, next to s120, 54.1 cm from c101) s117 (lower left rear corner of engine, below transmission harness connector) (near center of front door sill) sp302 (not used) A c1 Abs fuse 10a Abs fuse 50a Abs ind lamp Abs ind sig Abs indicator B c4 Battery Brake pressure modulator valve C1 c8 C11 C12 c1 Computer data lines system Delivered torque output Driver information center (dic) Electronic brake control module (ebcm) (on left front corner of engine compt, below air cleaner housing) G110 G300 (under left front seat, on 2 bar) Ground-module Ground-pump motor Hot at all times Hot in run Ignition 3 Instrument panel cluster (ipc) Lateral accelerometer Lateral accelerometer sensor (under left rear seat) Left front wheel speed sensor (on back of left front wheel hub) Left rear wheel speed sensor (on back of left rear wheel hub) Lf wheel spd sens-ret Lf wheel spd sens-sig Lr wheel spd sens-ret Lr wheel spd sens-sig Nca Powertrain control module (at left front corner of engine compt, below air cleaner) Pump motor Pwm serial data Rear fuse block (under left rear seat) Red Requested torque input Rf wheel spd sens-ret Rf wheel spd sens-sig Right front wheel speed sensor (on back of right front wheel hub) Right rear wheel speed sensor (on back of right rear wheel hub) Rr wheel spd sens-ret Rr wheel spd sens-sig S118 S119 S120 (in engine harness, 54.1 cm from c101) S300 S301 S316 Sens feed-5v Sensor ret Serial data class 2 Sp300 Steering wheel pos Steering wheel position sensor (on base of steering column) Stop lamp switch Stop lamp/ automatic transmission shift lock control switch Stop lp fuse 15a Stoplight sw Tan Torque delivered Torque desired Trac ctrl sw Traction control indicator Traction control switch Traction off Underhood fuse block (on right side of engine compt, near power steering pump) Var effort steering Variable effort steering actuator (on left side of power steering gear) Vent tube Yaw rate sens Yaw rate sensor (left side of rear compt, near hinge)
ANTI-THEFT Forced Entry Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Forced Entry Wiring Diagram for Cadillac Seville SLS 2004: 61 (body harness, 14 cm from c303 harness breakout) (under left front corner of rear seat) A11 A12 A7 c3 Computer data lines system Dash integration module (dim) (on right side of dash, near blower motor) Dr lk sw in Dr lk sw ret Driver door lock actuator Driver door module (in front of left front door, near radio speaker) Drv mdl fuse 5 10a E10 Exterior lights system Front passenger door lock actuator Front passenger door module (in front of right rear door, near radio speaker) G200 (left front corner of passenger compt, under front of sill trim plate) G201 (right front corner of passenger compt, under front of sill trim plate) G300 (under left front seat, on 2 bar) G301 G401 (right rear corner of rear compartment, near c403) G402 (left rear corner of rear compartment, near c400) Gnd Hazard sw sig Horn ctrl Horns system Hot at all times Ign sw fuse 29 15a Instrument panel cluster Key cyl sw Left rear door lock actuator (rear of left rear door) Left rear door module (in front of left rear door, near radio speaker) Lf dr act ret Lf dr open in Logic Lr dr act ret Lr dr open in Nca Pass mdl fuse 25 10a Pwr wdo circuit breaker 57 30a Rear compartment key cylinder Rear fuse block (under left rear seat) Rear integration module (rim) (behind right side of rear seat back) Remote control door lock receiver (under rear speaker shelf) Rf dr act ret Rf dr open in Right rear door lock actuator (rear of right rear door) Right rear door module (in front of right rear door, near radio speaker) Rr dr act ret Rr dr open in Rrdr mdl fuse 18 10a S303 Security indicator Serial data Sp200 Sp201 Sp300 Sp401 Sp402 Splice pack sp301 Tan Pass-Key Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Pass-Key Wiring Diagram for Cadillac Seville SLS 2004: 24 (on ignition switch) Acc B6 c2 Computer data lines system E c2 Fuse 10a G201 (right front corner of passenger compartment, under front of sill trim plate) Gnd Hot at all times Ignition switch Lock Nca Off Pcm/batt Run S203 Sensor ref Sensor sig Serial data Sp201 Start Theft deterrent control module (behind left side of dash, right of steering column) Theft deterrent exciter module Underhood fuse block (on right side of engine compartment, near power steering pump)
BODY CONTROL MODULES Dash Integration Module Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Dash Integration Module Wiring Diagram for Cadillac Seville SLS 2004: 63 A/c refrig lo temp sens sig A10 A11 A12 Acc Accessory voltage Air conditioning system Anti-theft system B10 B11 B12 Backlight lamps control Battery Battery positive voltage Class 2 serial data Computer data lines system Control power Crank voltage Dash integration module (dim) (on right side of dash, near blower motor) Dim fuse 10a Drl rly ctrl Exterior lights system Flash to pass in Fog lamp rly ctrl G201 (right front corner of passenger compt, under front of sill trim plate) G307 (under right side of rear seat, near battery) Ground Hazard sw sig Headlamp hi beam rly ctrl Headlamp lo bm rly ctrl Headlamp on sig Headlamps/wipers sig Headlights system Hood ajar sw sig Horn rly ctrl Horns system Hot at all times Ign sw fuse 15a Ignition 1 voltage Ignition 3 voltage Ignition switch Interior lights system Ip lamp fuse sup voltage Lock Low reference Off Off/run/crank voltage Park lamp rly ctrl Park lamp sw on sig Pnk Power distribution system Rear fuse block (under left rear seat) Remote radio ctrl sup volt Reverse lockout sol ctrl Run Run off S205 Sound systems Sp201 Start Steering wheel ctrl sig Transmissions system Wiper/washer system Instrument Panel Integration Module Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Instrument Panel Integration Module Wiring Diagram for Cadillac Seville SLS 2004: 74 5 volt ref A/c upr lt air temp sens sig A/c upr rt air temp sens sig A10 A11 A12 Air conditioning system Air temp door ctrl Air temp door pos sens sig Ambient light sensor sig Anti-lock brakes system B10 B11 B12 Backlight lamps ctrl Battery positive voltage Blower speed ctrl sig C10 C11 C12 C13 C14 C15 C16 Class 2 serial data signal Computer data lines system D10 D11 D12 D13 D14 D15 D16 Driver solar sens sig Front fog lamp sw sig Fuel door release sw sig G201 (right front corner of passenger compt, under front of sill trim plate) Ground Headlights system Hot at all times Hot in run I/p fuse 10a I/p lamps dimmer sw sig Ign 3 rr fuse 10a Ignition 3 voltage Inside air temp sens sig Instrument panel integration module (behind center of dash, above radio) Interior lamps sw off sig Interior lamps sw on sig Interior lights system Key cylinder lamp ctrl Key in ignition sig Low lt air temp sens sig Low mode door pos sens sig Low ref Lower rt air temp sens sig Mode door ctrl Outside air temp sens sig Passenger solar sens sig Passr air temp door pos sig Rear compt lock actr unlock Rear fuse block (under left rear seat) Recirculation door ctrl Recirculation position sig Right air temp door ctrl S203 S204 Sp201 Tan Traction ctrl sw sig Trunk, tailgate, fuel doors system Twilight sentinel delay sig Underhood fuse block (on right side of engine compt, near power steering pump) Warning system Rear Integration Module Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Rear Integration Module Wiring Diagram for Cadillac Seville SLS 2004: 50 A10 A11 A12 Air conditioning system Anti-theft system B10 B11 B12 Battery positive voltage Blower mtr rly coil sup volt Class 2 serial data Computer data lines system Defogger system Exterior lights system Front courtesy lamp rly ctrl Fuel door release rly ctrl G401 (right rear corner of rear compt, near c403) Ground Heated seat ctrl mod enable Heated seat ctrl mod status Hot at all times Hot in run or start Ign 1 fuse 10a Ign sw fuse 15a Ignition 1 voltage Interior lamp ctrl Interior lights system Left rear hated seat sw sig Navigation system Park brake relay coil 1 ctrl Park brake relay coil 2 ctrl Park brake relay coil ctrl Pnk Power distribution system Rap relay coil ctrl Rear courtesy lamp rly ctrl Rear defogger rly ctrl Rear fuse block (under left rear seat) Rear integration module (rim) (behind right side of rear seat back) Rear parking assist chime sig Reverse relay ctrl Right rear hated seat sw sig Seats system Shift interlock system Sp401 Tan Trunk ajar sw sig Trunk key sw sig Trunk release relay ctrl Trunk, tailgate, fuel doors system
COMPUTER DATA LINES Computer Data Lines Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Computer Data Lines Wiring Diagram for Cadillac Seville SLS 2004: 53 (in main body harness, 20.5 cm from rear speaker breakout of harness) (left front corner of passenger compt, under front of sill trim plate) g200 (not used) A11 A12 Aldl fuse 10a Audio amplifier (behind left side of rear seat back) B11 B12 Base radio bose radio Cellular telephone module (under right side of rear compt, shelf) Dash integration module (dim) (on right side of dash, near blower motor) Data class 2 Data link connector (under left side of dash, near steering column) Digital radio receiver (on left rear of rear compt) Driver door module (in front of left front door, near radio speaker) Electronic brake control module (ebcm) (at left front corner of engine compt, below air cleaner housing) Electronic suspension control (esc) module (behind right side of rear seat) F14 F15 G201 (right front corner of passenger compt, Hot at all times Inflatable restraint sensing & diagnostic module (under right front seat) Instrument panel cluster (ipc) Instrument panel integration module (behind center of dash, above radio) Memory seat module (under left front seat) Power distribution system Powertrain control module (at left front corner of engine compt, below air cleaner) Radio Rear integration module (rim) (behind right side of rear seat back) Remote control door lock receiver (under rear speaker shelf) Remote play back device cd changer S200 (body harness, 70 cm from p101) S210 S212 S305 (body harness, 29cm from cross-car harness breakout) S327 (left seat harness, 29.5 cm from c300 harness breakout) S421 S428 (in main body harness, 10.5 cm from rear speaker breakout of harness) Sp200 Sp201 Steering column module (w/ tele steering column option) (behind left side of dash, left of steering column) Theft deterrent control module (behind left side of dash, right of steering column) Under front of sill trim plate) Underhood fuse block (on right side of engine compt, near power steering pump) Vehicle communication interface module (behind right rear seat back) W/ electronic air suspension W/ memory W/ mobile telephone provisions W/ navigation system W/o electronic air suspension W/o mobile telephone provisions W/o navigation system
COOLING FAN Cooling Fan Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Cooling Fan Wiring Diagram for Cadillac Seville SLS 2004: 27 A10 A11 B10 C10 C11 Cool fan 1 fuse 30a Cool fan 2 fuse 30a Coolfan 1 relay (low speed) Coolfan 2 relay (high speed) Coolfan s/p relay (series/parallel) D10 E10 E11 Ect sens gnd Ect sens sig Engine coolant temperature (ect) sensor (on right rear corner of engine, below exhaust gas recirculation valve) F11 Fan ctrl G10 G104 G11 Hot at all times Left cooling fan (at front of engine compt, behind radiator) Powertrain control module (at left front corner of engine compt, below air cleaner) Right cooling fan (at front of engine compt, behind radiator) Sp104 (right side of engine compt, below fuse block) Underhood fuse block (on right side of engine compt, near power steering pump)
CRUISE CONTROL Cruise Control Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Cruise Control Wiring Diagram for Cadillac Seville SLS 2004: 63 A c1 All times B c1 Cancel input Class 2 serial data Computer data lines system Cruise control module (ccm) (on center rear of engine compt, near power brake booster) Cruise fuse 10a Cruise fuse 2a Cruise ind Cruise inhibit Cruise on/off Cruise set/coast Engage output Engaged input Engine compt, on left core support) G101 (left side of G200 Ground Hot at Hot in on or start Ign 1 fuse 10a Ignition Inflatable restraint steering wheel module coil (top of steering column) Inhibit sig Instrument panel cluster (ipc) Left steering wheel controls Logic Nca Nca a Nca c Nca d Pnk Power distribution system Powertrain control module (pcm) (at left front corner of engine compt, below air cleaner) Radio Rear fuse block (under left rear seat) Rear object sensor control module module (in right side of rear compt) Resume/ accel Resume/accel Right steering wheel controls S201 (body harness, 26 cm from p101) S232 (in i/p harness, 5 cm from left sunload temperature sensor breakout) S258 (near steering wheel control connector) S260 Set/ coast Sp101 Sp200 (left front corner of passenger compt, under front of sill trim plate) Sp302 (in body harness, left front of passenger compt, near center of front door sill) Steering column fuse holder Stop lamp switch (near top of brake pedal) Stop lp fuse 15a Stp lp sig input Tcc/cruise release switch (near top of brake pedal) Transmissions system Underhood fuse block (on right side of engine compt, near power steering pump) Vehicle speed input Vehicle speed out Vehicle speed sensor (vss) (on transaxle case extention) Vss high Vss low W/ navigation W/ parking assist
DEFOGGERS Defoggers Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Defoggers Wiring Diagram for Cadillac Seville SLS 2004: 27 (left rear corner of passenger compt, above rear shelf panel) g303 Class 2 serial data Computer data lines system Door locks system Driver door module (in front of left front door, near radio speaker) Driver outside rearview mirror Front passenger door module (fpdm) (in front of right front door, near radio speaker) Hot at all times Hot in on or start Instrument panel integration module (behind center of dash, above radio) Logic Low reference Nca Nca (right rear corner of passenger compt, above rear shelf panel) g304 Passenger feed Passenger outside rearview mirror Passenger return Rear defogger indicator Rear defogger switch Rear fuse block (under left rear seat) Rear integration module (rim) (behind right side of rear seat back) Rear window defogger grid Relay ctrl Rr defog fuse 40a Rr defog relay S303 (body harness, 14 cm from c300 harness breakout) Serial data
ELECTRONIC POWER STEERING Electronic Power Steering Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Electronic Power Steering Wiring Diagram for Cadillac Seville SLS 2004: 19 Abs fuse 10a Abs fuse 50a Battery C12 Computer data lines system Electronic brake control module (ebcm) (deville: under air cleaner housing) (seville: on left front corner of engine compt, below air cleaner housing) G110 (deville: left front of engine compt, below thermostat housing, on transmission case) (seville: lower left rear corner of engine, below transmission harness connector) Ground High effort ctrl Hot at all times Hot in run Ignition Low effort ctrl Nca Rear fuse block (under left rear seat) Red Serial data Underhood fuse block (deville: at right side of engine compt) (seville: on right side of engine compt, near power steering pump) Variable effort steering actuator (on left side of power steering gear)
ELECTRONIC SUSPENSION Electronic Air Suspension Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Electronic Air Suspension Wiring Diagram for Cadillac Seville SLS 2004: 68 (in body harness, 63 cm from strut actuator, right connector) 5v reference Air dryer Automatic level control (alc) compressor (under rear of vehicle, near rear suspension carrier) B10 Battery voltage C10 C11 Chassis pitch sig Chassis pitch signal Closed Computer data lines system D11 Data line Elc fuse 30a Elc relay Elc relay ctrl Electronic brake control module (ebcm) (on left front corner of engine compartment, below air cleaner housing) Electronic suspension control (esc) module (behind right side of rear seat) Exhaust solenoid G401 (right rear corner of rear compartment, near c403) Ground Head assembly Hot at all times Hot in run Ign 3 rr fuse 10a Ignition voltage Left force Left front suspension damper (in left front strut) Left front suspension position sensor (near left front suspension assembly) Left rear suspension damper (in left rear strut) Left rear suspension position sensor (near left rear suspension assembly) Lf damper ctrl Lf damper out Lf position sens Lr damper ctrl Lr damper out Lr position sens Motor (cylinder head) Mr cvrtd fuse 20a Nca Powertrain control module (at left front corner of engine compartment, below air cleaner) Rear fuse block (under left rear seat) Red Rf damper ctrl Rf damper out Rf position sens Right force Right front suspension damper (in right front strut) Right front suspension position sensor (near right front suspension assembly) Right rear suspension damper (in right rear strut) Right rear suspension position sensor (near right rear suspension assembly) Rr damper ctrl Rr damper out Rr position sens S150 (in body harness, 63 cm from strut actuator) S151 (in body harness, 63 cm from strut actuator) S152 S153 (in body harness, 63 cm from strut actuator, right connector) Sensor return Sp401 Steer wheel pos T10 T11 To rear struts V10 V11 Vent Electronic Level Control Wiring Diagram, with Electronic Air Suspension for Cadillac Seville SLS 2004 List of elements for Electronic Level Control Wiring Diagram, with Electronic Air Suspension for Cadillac Seville SLS 2004: 32 Air dryer Automatic level control (alc) compressor (under rear of vehicle, near rear suspension carrier) B10 Battery voltage C10 C11 Closed D11 Elc fuse 30a Elc relay Elc relay ctrl Electronic suspension control (esc) module (behind right side of rear seat) Exhaust solenoid G401 (right rear corner of rear compt, near c403) Ground Head assembly Hot at all times Hot in run Ign 3 rr fuse 10a Ignition voltage Motor (cylinder head) Mr cvrtd fuse 20a Nca Rear fuse block (under left rear seat) Red Sp401 T10 T11 To rear struts V10 V11 Vent Electronic Level Control Wiring Diagram, without Electronic Air Suspension for Cadillac Seville SLS 2004 List of elements for Electronic Level Control Wiring Diagram, without Electronic Air Suspension for Cadillac Seville SLS 2004: 36 Air dryer Automatic level control (alc) compressor (under rear of vehicle, near rear suspension carrier) Automatic level control (alc) module (under rear of vehicle, near rear suspension carrier) B compressor ctrl B10 C battery voltage C10 C11 Closed D ignition voltage D11 Elc fuse 30a Elc relay Exhaust e Exhaust solenoid G401 (right rear corner of rear compt, near c403) G402 (left rear corner of rear compt, near c400) Ground Head assembly Hot at all times Hot in run Ign 3 rr fuse 10a Motor (cylinder head) Mr cvrtd fuse 20a Nca Rear fuse block (under left rear seat) Red Solenoid control Sp401 Sp402 T10 T11 To rear struts V10 V11 Vent
ENGINE PERFORMANCE
4.6L VIN Y 4.6L VIN Y, Engine Performance Wiring Diagram (1 of 5) for Cadillac Seville SLS 2004 List of elements for 4.6L VIN Y, Engine Performance Wiring Diagram (1 of 5) for Cadillac Seville SLS 2004: 64 (body harn, 14 cm from yaw rate sensor) 5v ref 5volt ref A/c clutch rly ctrl A/c press sens sig Acc Acc/run/crank volt Air conditioning system Air pmp rly ctrl Bat Brake sw sig Class 2 serial data Computer data lines system Cooling fans system Crank sig Cruise control system Cruise ctrl engaged Cruise inhibit sig Electronic suspension system Engine spd sig Evaporative emissions (evap) canister purge solenoid (near throttle body) Evaporative emissions (evap) canister vent solenoid (left underside of vehicle chassis) Fuel press sens sig Fuel tank pressure sensor (top of fuel tank) G106 (lower left rear corner of eng) Grd H/s fan rly ctrl Hot at all times Hot in on or start Iat sensor Ign Ign 1 fuse 11 10a Ign 1 voltage Ignition switch Instrument cluster system Instrument panel cluster (ipc) L/s fan rly ctrl Lift/dive sig Low ref Malfunction indicator lamp (mil) Mass air flow (maf) sensor (near throttle body) Mil ctrl Off Pcm batt fuse 8 10a Pcm ign fuse 19 10a Pnk Power distribution system Powertrain control module (below air cleaner) Pri fuel lvl sens sig Pri fuel pmp rly ctrl Rear fuse block (under left rear seat) S130 S205 S332 Sens sig Start Starter rly coil ctrl Starting/charging system Tan Tcc brake sw Underhood fuse block (right side of eng compt) Vent sol ctrl Vent sol fuse 11 10a Vss 4.6L VIN Y, Engine Performance Wiring Diagram (2 of 5) for Cadillac Seville SLS 2004 List of elements for 4.6L VIN Y, Engine Performance Wiring Diagram (2 of 5) for Cadillac Seville SLS 2004: 40 (in fuel tank) fuel pump & sender assembly (lower left rear corner of eng) (near radiator surge tank) (right side of eng compt) underhood fuse block Air pump fuse 45 50a Air solenoid relay Automatic transaxle Automatic transaxle internal mode switch (ims) Cruise control system Extended travel brake switch F/pmp fuse 20a F/pmp relay Fuel level sensor Fuel pump G106 G109 (lower left rear corner of eng) G301 (under rear seat) G401 (right rear corner of rear compt) Heated oxygen sensor (ho2s) bank 1 sensor 1 (on right exhaust manifold) Heated oxygen sensor (ho2s) bank 1 sensor 2 (near rear flange of catalytic converter) Heated oxygen sensor (ho2s) bank 2 sensor 1 (on left exhaust manifold) Hot at all times Hot in on or start Ign 1 fuse 10a Ign 1 fuse 11 10a Nca Pnk Power distribution system Rear fuse block (under left rear seat) Red S130 Secondary air injection (air) pump (left front of eng compt) Secondary air injection (air) shut- off valve assembly Secondary air injection pump relay Splice pack sp301 Splice pack sp401 Tan Tcc brake switch signal Tcc/cruise release switch (near top of brake pedal) Trans fuse 13 10a 4.6L VIN Y, Engine Performance Wiring Diagram (3 of 5) for Cadillac Seville SLS 2004 List of elements for 4.6L VIN Y, Engine Performance Wiring Diagram (3 of 5) for Cadillac Seville SLS 2004: 44 1-2 shft sol ctrl 1-2 shift solenoid valve 2-3 shift sol 2-3 shift solenoid valve Anti-lock brakes system At iss high sig At iss low sig Automatic trans- axle fluid pressure manual valve position switch Automatic trans- axle input shaft speed (iss) sensor Automatic transaxle Automatic transaxle fluid temper- ature (tft) sensor C3 powertrain control module (below air cleaner) Del torque sig E pnk Fluid press sw a sig Front/vss high sig Ho2s high sig (2/1) Ho2s htr low (2/1) Ho2s low sig (2/1) Iat sens sig Low ref (iat) Low ref (trans temp) Maf sens sig N pnk P red Pc sol high ctrl Pc sol vlv low ctrl Pnk Pressure control solenoid valve Red Req torque sig S113 Switch a Switch b Tan Tcc sol ctrl Tft sens sig Torque converter clutch pulse width modulation (tcc pwm) solenoid valve Trans press sig c Trans range sw sig a Trans range sw sig b Trans range sw sig c Vehicle speed sensor (vss) (transaxle case extension) Vss/oss low sig 4.6L VIN Y, Engine Performance Wiring Diagram (4 of 5) for Cadillac Seville SLS 2004 List of elements for 4.6L VIN Y, Engine Performance Wiring Diagram (4 of 5) for Cadillac Seville SLS 2004: 36 (13 cm from ignition coil/ module 7) (15 cm from c140) (left rear of engine) (near throttle body) exhaust gas recirculation (egr) valve A6 pnk A8 pnk B5 pnk B6 pnk B9 pnk C8 pnk C9 pnk Coil mdl fuse 20a D4 pnk D8 pnk D9 pnk E red E4 pnk Engine coolant temperature (ect) sensor (right rear of engine) F4 pnk Fuel injector G108 Hot in on or start Idle air control (iac) valve (on throttle body) Ignition coil/ module Injr 1 fuse 21 10a Injr 2 fuse 16 10a Manifold absolute pressure (map) sensor (top of throttle body) Oxy sen fuse 20 10a Pnk Red S142 S144 S146 Stepper motor Throttle position (tp) sensor (on throttle body) Underhood fuse block (right side of eng compt) 4.6L VIN Y, Engine Performance Wiring Diagram (5 of 5) for Cadillac Seville SLS 2004 List of elements for 4.6L VIN Y, Engine Performance Wiring Diagram (5 of 5) for Cadillac Seville SLS 2004: 83 (13 cm from ign coil module 2) (15 cm from c139) (left rear of engine) (left side of engine) crankshaft position (ckp) sensor a (left side of engine) crankshaft position (ckp) sensor b (left side of oil pan) engine oil level switch (lower left rear corner of engine) (lower left rear of engine) (right rear corner of engine) camshaft position (cmp) sensor (under intake manifold top cover) knock sensor 1 (under intake manifold top cover) knock sensor 2 12v ref 5v ref 5v ref (map) Air sol rly ctrl Crank sens a sig Crank sens b sig Ect sens sig Egr sol ctrl Egr sol high ctrl Egr vlv position sig Engine oil pressure (eop) switch (left side of engine) Evap canister sol ctrl Fuel inj 1 ctrl Fuel inj 2 ctrl Fuel inj 3 ctrl Fuel inj 4 ctrl Fuel inj 5 ctrl Fuel inj 6 ctrl Fuel inj 7 ctrl Fuel inj 8 ctrl G106 G108 Gen field duty sig Gen turn on sig Grd His res sig Ho2s high sig (1/1) Ho2s high sig (1/2) Ho2s htr low (1/1) Ho2s htr low (1/2) Ho2s low sig (1/1) Ho2s low sig (1/2) Iac coil a high ctrl Iac coil a low ctrl Iac coil b high ctrl Iac coil b low ctrl Ic 1 ctrl Ic 2 ctrl Ic 3 ctrl Ic 4 ctrl Ic 5 ctrl Ic 6 ctrl Ic 7 ctrl Ic 8 ctrl Ignition coil/ module Ks 1 low ref Ks 1 sig Ks 2 sig Low ref Low ref (coolant sens) Low ref (crank ret) Low ref (egr) Low ref (est bank 1) Low ref (est bank 2) Low ref (map) Low ref (tps) Low ref ks 2 Map sens sig Nca Oil lvl sw sig Oil press sw sig Pnk Pnk a Powertrain control module (below air cleaner Red Red b S130 S132 S133 S135 Starting/ charging system Tp sens sig
EXTERIOR LIGHTS Back-up Lamps Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Back-up Lamps Wiring Diagram for Cadillac Seville SLS 2004: 23 (behind right side of rear seat back) rear integration module (rim) (in back-up lamp harness, 27 cm from left back-up lamp connector) s410 Automatic transaxle Computer data lines system G106 (lower left rear corner of engine, below transmission harness connector) G402 Hot at all times Left back-up lamp Mirrors system Navigation system Nsbu fuse 10a g7 Powertrain control module (at left front corner of engine compt, below air cleaner) Rear fuse block (under left rear seat) Reverse relay Reverse rly ctrl Right back-up lamp S130 S413 Serial data Sp402 (left rear corner of rear compt, near c400) Tr sw input a Tr sw input b Transmission internal mode switch (ims) Exterior Lamps Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Exterior Lamps Wiring Diagram for Cadillac Seville SLS 2004: 102 (in left headlamp harness, 52 cm from high beam headlamp connector) s103 (in right headlamp harness, 52 cm from high beam headlamp connector) s104 (in ultrasonic rear parking assist harness, 36.5 cm from c408) s407 (left front corner of passenger compt, under front of sill trim plate) (not used) (rear compt lid lamp harness, 27 cm from right rear license lamp) (rear compt lid lamp harness, 27 cm from right rear license lamp) s405 (right rear corner of rear compt, near c403) sp401 (right taillamp harness, 8cm from p403) A12 B c1 B11 B12 Batt Battery C1 a5 C1 c5 C2 f8 C3 e3 Center high mounted stoplamp (chmsl) Ctrl power Dash integration module (dim) (on right side of dash, near blower motor) Dim fuse 10a Dim r fuse 10a F12 G200 G201 G401 G402 Gnd Ground Haz in Haz sw sig Hazard switch Hazard switch illum Head Headlamp switch Headlights system Hot at all times Hot in run or start Ign 1 fuse 10a Ign sw fuse 15a Instrument cluster system Instrument panel cluster (ipc) Left Left cornering lamp Left front marker lamp Left front park/ turn signal lamp Left rear license lamp) Left rear turn signal lamp Left tail lamp resistor (in left rear corner of rear compt lid, taped in harness) Left tail lamps Left tail/ stop lamp Left turn in Left turn ind Left turn out License lamps Lp pk l fuse 15a Lp pk r fuse 15a Nca Off Park Pk lp ctrl Pnk Power distribution system Prk lmp in Prk lp relay Rear fuse block (under left rear seat) Right Right cornering lamp Right front marker lamp Right front park/ turn signal lamp Right rear turn signal lamp Right tail lamp resistor (in right rear corner of rear compt lid) Right tail lamps Right tail/ stop lamp Right turn in Right turn ind Right turn lmps sply volt left turn lmps sply volt Right turn out S100 S102 S114 S210 S212 S403 S404 S409 S412 S413 Sp200 Sp201 (right front corner of passenger compt, under front of sill trim plate) Sp201 (under front of sill trim plate) Sp302 (in body harness, left front of passenger compt, near center of front door sill) Sp401 (right rear corner of rear compt, near c403) Sp402 (left rear corner of rear compt, near c400) Stop lp fuse 15a Stoplamp/ automatic trans- mission shift lock control switch Tsig/ haz fuse 15a Turn signal switch Turn signal/ hazard flasher module Underhood fuse block (on right side of engine compt, near power steering pump)
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 3) for Cadillac Seville SLS 2004 List of elements for Ground Distribution Wiring Diagram (1 of 3) for Cadillac Seville SLS 2004: 92 (in steering column harness, near steering wheel control connector) (near power steering pump) underhood fuse block (not used) A/c compressor clutch A/t shift lock control solenoid A11 A18 Accy relay Ashtray lamp Automatic transaxle Auxiliary power outlet B12 Battery Braided wire Brake fluid level switch Cigar lighter Cool fan s/p relay Coolant level switch Cruise control module (ccm) Dash integration module (dim) Data link connector (dlc) Driver door module (ddm) Driver heated seat switch Driver information center (dic) E16 Electronic brake control module (ebcm) Engine oil level switch Engine oil pressure (eop) switch F11 Front passenger heated seat switch G101 (left side of engine compt, on left core support) G104 (right side of engine compt, below fuse block) G105 (right side of engine compt, below underhood fuse block) G106 (lower left rear corner of engine, below transmission harness connector) G109 (lower left rear corner of engine, below transmission harness connector) G110 (lower left rear corner of engine, below transmission harness connector) G200 (left front corner of passenger compt, under front of sill trim plate) G202 (under left end of dash) G303 (left rear corner of passenger compt, above rear shelf panel) G304 (right rear corner of passenger compt, above rear shelf panel) G306 (under right front seat, near inflatable restraint sensing diagnostic module connector) G307 (under right side of rear seat near battery) Headlamp dimmer switch Headlamp switch Horn a note Horn f note Horn switch Hvac control assembly auxiliary Ign-1 relay Inflatable restraint sensing diagnostic module (sdm) Inflatable restraint steering wheel module coil Instrument panel cluster (ipc) Left cooling fan Left head- lamp ballast (w/ high intensity dis- charge) Left rear door module (lrdm) Left steering wheel controls Mass air flow (maf) sensor Mode actuator auxiliary Nca Onstar cellular antenna Park brake relay Park brake release solenoid Power brake (p/b) booster pump assembly Powertrain control module (pcm) Radio Rear cigar lighter Rear compartment lid release switch Rear window defogger grid Right head- lamp ballast (w/ high intensity dis- charge) Right steering wheel controls S212 (i/p harness, 44 cm from left driver information center switch) S249 (in steering column harness, near steering wheel control connector) S253 S255 S260 S318 (console harness, 4 cm from compact disc player harness breakout) S321 (console trim harness, 19 cm from right heated seat switch connector) Secondary air (air) injection shutoff valve assembly Secondary air injection (air) pump Shift control assembly Sp104 Splice pack Splice pack sp101 Splice pack sp200 Steering column module Traction control switch Transmission internal mode switch (ims) Vehicle commun- ication interface module (vcim) W/ navigation Windshield washer fluid level switch Windshield washer fluid pump Windshield wiper motor Ground Distribution Wiring Diagram (2 of 3) for Cadillac Seville SLS 2004 List of elements for Ground Distribution Wiring Diagram (2 of 3) for Cadillac Seville SLS 2004: 80 (if equipped) driver seat lumbar switch (near power steering pump) underhood fuse block (not used) (under left rear seat) rear fuse block A11 Audio amplifier Base Blower motor control processor Cd changer remote playback device Cd player connector) D10 D16 Dash integration module (dim) Data link connector (dlc) Digital radio receiver (if equipped) Driver heated seat module Driver seat adjuster switch Drl relay E16 F/pmp relay Front passenger door module (fpdm) Front passenger heated seat module Front passenger seat adjuster switch Front passenger seat lumbar switch Frt ctsy relay G108 (left rear of engine, below exhaust gas recirculation valve) G201 (right front corner of passenger compt, under front of sill trim plate) G300 (under left front seat, on no. 2 bar) G301 (under left front corner of rear seat) H12 Hazard switch Headlamp switch Ign-1 relay Ign-3 rr relay 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 Ignition switch Inside air temperature sensor Instrument panel integration module (ipm) Ip compartment lamp switch Left driver information center (dic) Left front seat belt switch Left rear door module Left rear heated seat module Memory seat module (msm) N11 Nca P11 Premium Radio Rear compartment lid release switch Remote control door lock receiver (rcdlr) Right driver information center (dic) Right rear ctsy relay Right rear door module Right rear door module (rrdm) Right rear heated seat module S10 S133 S144 S203 (i/p harness, 55.5 cm from radio connector) S210 (i/p harness, 22 cm from left solar sensor harness breakout) S313 (left seat harness, 52.5 cm from forward/back position sensor) S315 (right seat harness, 64 cm from right front heated seat module connector) Splice pack sp201 Splice pack sp300 Splice pack sp301 Theft deterrent control module Traction control switch W/ heated seats W/ memory seats W/ power lumbar control seats & heated seats W/o memory seats W/o power lumbar control seats & heated seats Ground Distribution Wiring Diagram (3 of 3) for Cadillac Seville SLS 2004 List of elements for Ground Distribution Wiring Diagram (3 of 3) for Cadillac Seville SLS 2004: 65 (if equipped) cellular telephone module (not used) (w/o high intensity discharge) left low beam headlamp (w/o high intensity discharge) right low beam headlamp Automatic level control (alc) compressor Automatic level control (alc) module Center high mounted stop lamp (chmsl) Electronic suspension control (esc) module Fuel door lock release Fuel pump Fuel pump & sender assembly G401 (right rear corner of rear compartment, near c403) G402 (left rear corner of rear compartment, near c400) Harness, 14.5 cm from c400) Inside rearview mirror Late production Left back-up lamp Left cornering lamp Left front fog lamp Left front marker lamp Left front park/ turn signal lamp Left license lamp Left reading lamp switch Left rear turn signal lamp Left tail lamp Left tail/ stop lamp Left vanity mirror lamp Nca Outside moisture sensor Overhead console Rear compartment key cylinder Rear compartment lid pulldown motor Rear integration module (rim) Rear object sensor control module Right back-up lamp Right cornering lamp Right front fog lamp Right front marker lamp Right front park/ turn signal lamp Right front signal amplifier Right high beam headlamp Right license lamp Right reading lamp switch Right rear turn signal lamp Right tail lamp Right tail/ stop lamp Right vanity mirror lamp S100 (in left headlamp harness, 46 cm from high beam headlamp connector) S102 (in right headlamp harness, 46 cm from high beam headlamp connector) S114 (in forward lamp harness, 10 cm from right headlamp harness breakout) S309 S409 S412 Splice pack sp310 (above center front of headliner, near overhead console) Splice pack sp401 Splice pack sp402 Sunroof module Traffic information receiver (vics) Underhood fuse block Vehicle communication interface module (vcim) Vehicle interface unit) W/ chassis continuously variable real time damping magneto rheological W/ right rear fog lamp W/ traffic information receiver W/o traffic information receiver
HEADLIGHTS Headlights Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Headlights Wiring Diagram for Cadillac Seville SLS 2004: 98 (i/p harness, 8 cm from instrument cluster harness breakout) s206 (not used) (on right side of engine compartment, near power steering pump) underhood fuse block (on top of instrument cluster, in defogger grille) A11 A12 Air conditioning system Ambient light sensor B10 B11 B12 C10 C11 Class 2 (dim) Computer data lines system Ctrl pwr Dash integration module (dim) (on right side of dash, near blower motor) Drl fuse 15a Drl relay Drl rly ctrl Flash- to-pass switch Fog fuse 10a Fog lmp rly Fog lp relay Front fog ind Front fog lamp switch G104 (right side of engine compt, below fuse block) G200 (left front corner of passenger compt, under front of sill trim plate) G201 (right front corner of passenger compartment, under front of sill trim plate) G401 (right rear corner of rear compt, near c403) Hdhi- bml fuse 10a Hdhi- bmr fuse 10a Hdlo- bml fuse 10a Hdlo- bmr fuse 10a Hdlp hi bm relay Hdlp lo bm relay Hdlp on sig Headlamp beam switch Headlamp dimmer switch Headlamp switch Hi bm rly High beam ind Hot at all times Hot in on or start Ign Illum Instrument panel cluster (ipc) Instrument panel integration module (behind center of dash, above radio) Interior lights system J10 J11 L10 L11 Left front fog lamp Left head- lamp ballast (hid) Left high beam head- lamp Left low beam head- lamp Left low beam head- lamp (hid) Logic Low M10 M11 N11 Nca Off P10 P11 Park lamp switch Pnk Prk lmp sig Prk lp relay Rear fuse block (under left rear seat) Red Right front fog lamp Right head- lamp ballast (hid) Right high beam head- lamp Right low beam head- lamp Right low beam head- lamp (hid) Rly ctrl S100 S102 S114 S209 (i/p harness, 4 cm from left solar sensor harness breakout) S212 S249 Serial data Serial data class 2 Sp104 Sp200 Sp201 Sp401 Switch sig System Tan W/ hid W/o hid Wiper sw sig Wiper/washer
HORN Horn Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Horn Wiring Diagram for Cadillac Seville SLS 2004: 30 (left front corner of passenger compartment, under front of sill trim plate) g200 (on steering wheel) A note horn A12 B12 D10 Dash integration module (dim) (on right side of dash, near blower motor) F note horn G104 (right side of engine compartment, below fuse block) Horn fuse 25 15a Horn fuse 2a Horn relay Horn relay control Horn switch Hot at all times Inflatable restraint steering wheel module Inflatable restraint steering wheel module coil (top of steering column) Nca Nca h Nca j Q10 Q11 S10 S11 S249 S253 Sp104 Sp200 Steering column fuse block (near base of steering column) Underhood fuse block (on right side of engine compartment, near power steering pump)
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram (1 of 2) for Cadillac Seville SLS 2004 List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Cadillac Seville SLS 2004: 72 A10 A11 A12 Abs ind Abs ind signal Air bag ind B10 B11 B12 Battery Brake fluid level signal Brake fluid level switch (in master cylinder reservoir) Brake ind Charge ind Computer data lines system Coolant level signal Cruise ind D5 c2 Driver information center (dic) Dspl mode signal Eng/met signal Engine controls system Engine coolant temp ind Engine coolant temperature gauge Engine oil pressure ind Exterior lights system Fasten seat belt ind Front fog lamp ind Fuel gauge G101 (left side of engine engine compt, on left core support) G200 (left front corner of passenger compt, under front of sill trim plate) Ground High beam ind Hot at all times Hot in on or start Ign 1 fuse 10a Ignition Info down signal Info reset signal Info up signal Instrument panel cluster (ipc) Interior lights system Ip fuse 10a Left turn ind Left turn signal Lights on ind Logic Malfunction ind lamp (mil) Message center On/off signal Park brake signal Pnk Power distribution system Rear fog lamp ind Rear fuse block (under left rear seat) Right turn ind Right turn signal S212 Security ind Serial data class 2 Sp101 Sp200 Speedometer Tachometer Tachometer signal Traction control ind Trip a/b signal Trip reset signal Underhood fuse block (on right side of engine compt, near power steering pump) Vehicle speed signal Washer sol level signal Wiper/washer system Instrument Cluster Wiring Diagram (2 of 2) for Cadillac Seville SLS 2004 List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Cadillac Seville SLS 2004: 42 (in i/p harness, 5 cm from left sunload temperature sensor breakout) Computer data lines system Coolant level switch (in bottom of coolant reservoir) Dspl mode Electronic brake control module (ebcm) (on left front corner of engine compt, below air cleaner housing) Eng/ met Engine controls system Engine oil level switch (on left front side of oil pan, near a/c compressor) Engine oil pressure (eop) switch (on left side of engine, near oil filter adapter) Engine speed sig Fuel pump & sender assembly (under center rear of vehicle, in fuel tank) G101 (left side of engine compt, on left core support) G106 (lower left rear corner of engine, below transmission harness connector) G200 (left front corner of passenger compt, under front of sill trim plate) G201 (right front corner of passenger compt, under front of sill trim plate) Ignition switch Info down Info reset Info up Interior lights system Left driver information center (dic) switch Low ref Oil lvl sig Oil pres sig On/ off Park brake switch Pnk Powertrain control module (at left front corner of engine compt, below air cleaner) Right driver information center (dic) switch S130 S203 S212 S232 S332 Sens sig Serial data Sp101 Sp200 Sp201 Trip a/b Trip reset Vss out
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram (1 of 2) for Cadillac Seville SLS 2004 List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Cadillac Seville SLS 2004: 60 (body harn, approx 14 cm from 18-pin conn under left front seat) s303 Auto Class 2 serial data line Computer data lines system Courtesy lamp switch D13 Driver door module (in front of left front door, near radio speaker) E11 E12 Front passenger door lock actuator Front passenger door module (in front of right front door, near radio speaker) G201 G402 Ground Hot at all times I/p compartment lamp I/p compartment lamp switch I/p fuse 7 10a Ignition key cylinder lamp Inadvertent power input Instrument panel integration module (ipm) (behind center of dash, above radio) Int lp fuse 10a Int lp relay Interior lamp cntrl Interior lamps off input Interior lamps on input J11 J12 L11 L12 Lamp control Left front door lock actuator Left front door open input Left rear door lock actuator Left rear door module (in front of left rear door, near radio speaker) Left rear door open input Nca Off Overhead console Rear fuse block (under left rear seat) Rear integration module (rim) (behind right side of rear seat back) Right footwell courtesy lamp Right front door courtesy lamp Right front door open input Right rear door courtesy lamp Right rear door lock actuator Right rear door module (in front of right rear door, near radio speaker) Right rear door open input S204 S210 S309 Simple bus interface (sbi) Sp308 (near center of right front door sill) Splice pack sp201 (right kick panel) Splice pack sp402 (left side of rear compt) Tan Tan/ To rear junction block (diagram 2 of 2) To sp301 (diagaram 2 of 2) Underhood fuse block Courtesy Lamps Wiring Diagram (2 of 2) for Cadillac Seville SLS 2004 List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Cadillac Seville SLS 2004: 43 A12 B12 D10 F10 F11 From rear junction block (diagram 1 of 2) From sp308 (diagram 1 of 2) Front courtesy lamp relay control Frt ctsy relay G301 G402 Hot at all times Left footwell courtesy lamp Left front door courtesy lamp Left reading lamp Left reading switch Left rear door courtesy lamp Left vanity mirror M11 M12 Nca Overhead console Overhead courtesy/ reading lamp P11 P12 Q10 Q11 Reading lamp switch Rear compartment lamp Rear compartment lid pulldown motor Rear courtesy lamp relay control Rear fuse block (under left rear seat) Rear integration module (rim) (behind right side of rear seat back) Right reading lamp Right reading switch Right vanity mirror Rr ctsy relay S10 S11 Sp310 (near overhead console) Sp312 (near center of left front door sill) Splice pack sp301 (under left rear seat) Splice pack sp402 (left side of rear compt) Instrument Illumination Wiring Diagram (1 of 2) for Cadillac Seville SLS 2004 List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Cadillac Seville SLS 2004: 65 (i/p harn, approx 8 cm from inst cluster breakout) s208 (in steering column harn, near steering wheel control harness connector) 19 cm from right heated seat switch breakout) 5v ref Ashtray lamp B11 C1 a4 C1 d4 C1 d8 C2 b12 C2 b3 C3 b8 Control power D14 Dash integration module (dim) (on right side of dash, near blower motor) Dimming fuse 2a Dimr fuse 10a Driver heated seat switch F nca Front passenger heated seat switch G200 G201 Ground Head Headlamp switch Hot at all times Hvac control assembly (auxiliary) I/p dimmer switch I/p dimmer switch input Incandescent dimming input Incandescent dimming output Inflatable restraint steering wheel module coil Instrument panel integration module (ipm) (behind center of dash, above radio) Left driver information center (dic) switch Left steering wheel controls Low reference Nca Off Park Park lamp input Park lamp relay control Park lamp switch input Prk lp relay Radio Rear compart- ment lid release switch Rear fuse block (under left rear seat) Right driver information center (dic) switch Right steering wheel controls S209 (i/p harn, approx 8 cm from left solar sensor breakout) S210 S212 S249 S254 S256 S259 S260 S318 S320 Shift control asembly Sp302 (near center of left front door sill) Splice pack sp200 (left kick panel) Splice pack sp201 (right kick panel) Steering column fuse holder Traction control switch Twilight delay input Instrument Illumination Wiring Diagram (2 of 2) for Cadillac Seville SLS 2004 List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Cadillac Seville SLS 2004: 44 (body harn, approx 14 cm from 18-pin conn under left front seat) s303 (left front door trim harn, approx 52 cm from power door lock switch connector) (left rear door trim harn, inside left rear door) (right front door trim harn, approx 33 cm from power window switch connector) (right rear door trim harn, inside right rear door) A11 A12 C1 b8 C1 d15 C2 a12 C2 b8 Cellular telephone module Class 2 serial data line Computer data lines system Dash integration module (dim) (on right side of dash, near blower motor) Display feed Driver door module (in front of left front door, near radio speaker) Driver power door lock switch Driver power window switch Front passenger door lock switch Front passenger door module (in front of right front door, near radio speaker) Front passenger window switch Ground Incandescent dimming output Instrument cluster (ipc) Instrument panel integration module (ipm) (behind center of dash, above radio) Left rear door module (lrdm) (in front of left rear door, near radio speaker) Left rear heated seat switch Left rear power door lock switch Left rear power window switch Memory/ personalization function switch Radio Right rear door module (rrdm) (in front of right rear door, near radio speaker) Right rear heated seat switch Right rear power door lock switch Right rear power window switch S500 (left front door trim harn, approx 57 cm from power door lock switch connector) S501 S601 (right front door trim harn, approx 25 cm from power window switch connector) S700 S701 (left rear door trim harn, inside left rear door) S800 (right rear door trim harn, inside right rear door) S801 Simple bus interface (sbi)
MEMORY SYSTEMS Memory Power Tilt & Power Telescopic Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Memory Power Tilt & Power Telescopic Wiring Diagram for Cadillac Seville SLS 2004: 26 5v ref A class 2 data line b Battery Computer data lines system G200 (left front corner of passenger compartment, under front of sill trim plate) Ground Hot at all times Mem t&t fuse 10a Out Pnk Pwr t&t fuse 30a Rear fuse block (under left rear seat) Red S302 Sp200 Steering column module (behind left side of dash, left of steering column) Tele pos sig Telescope actuator Tilt actuator Tilt mtr dn Tilt mtr fwd Tilt mtr rwd Tilt mtr up Tilt pos sig Tilt/ telescope switch Tilt/tele sw Memory Seat & Mirrors Wiring Diagram (1 of 2) for Cadillac Seville SLS 2004 List of elements for Memory Seat & Mirrors Wiring Diagram (1 of 2) for Cadillac Seville SLS 2004: 85 (left seat harness, 33 cm from forward/back position sensor connector) (left seat harness, 36 cm from forward/back position sensor connector) (pins d & e not used) Backward ctrl Batt (+) Class 2 serial data line Computer data lines system Down Driver seat adjuster switch Driver seat front vertical adjuster motor Driver seat front vertical position sensor Driver seat lumbar switch Driver seat recline motor Driver seat recline position sensor E tan E10 E11 E12 E13 E14 E15 E16 Entire seat back Entire seat back in Entire seat forward Entire seat forward in F10 F11 F12 F13 F14 F15 F16 Forward ctrl Front height ctrl down Front height ctrl up Front height down Front height down in Front height pos sens Front height up Front height up input Fwd Fwr/bwd pos in G201 Gnd Hot at all times Lumbar ctrl down Lumbar ctrl fwd Lumbar ctrl rwd Lumbar ctrl up Lumbar down input Lumbar fwd input Lumbar fwr/rwd pos in Lumbar rwd input Lumbar up input Lumbar up/down pos in Mem t&t fuse 10a Memory seat module (under left front seat) Pnk Pwr seat circuit breaker 30a Rear fuse block (under left rear seat) Rear height ctrl down Rear height ctrl up Rear height down Rear height down in Rear height pos sensor Rear height up Rear height up input Recline back Recline back in Recline ctrl back Recline ctrl forward Recline forward Recline forward in Recline position sensor Rwd S313 S323 S324 S326 Sensors feed Sensors return Solid state Sp201 (right front corner of passenger compartment, under front of sill trim plate) Tan Memory Seat & Mirrors Wiring Diagram (2 of 2) for Cadillac Seville SLS 2004 List of elements for Memory Seat & Mirrors Wiring Diagram (2 of 2) for Cadillac Seville SLS 2004: 49 (left front door trim harness, 57 cm from power door lock switch connector) (left lumbar harness, 50 cm from c314) 1 input 2 input Batt(+) Class 2 serial data Computer data lines system Door locks system Down Down ctrl Driver door module (in front of left front door, near radio speaker) Driver outside rearview mirror Driver seat horizontal motor Driver seat horizontal position sensor Driver seat lumbar horizontal motor Driver seat lumbar horizontal position sensor Driver seat lumbar vertical motor Driver seat lumbar vertical position sensor Driver seat rear vertical adjuster motor Driver seat rear vertical position sensor Driver window switch Exit Front passenger door module (in front of right front door, near radio speaker) Gnd Horizon pos sens in Horizontal Interior lights system Left Left ctrl Left mir Memory set Memory/personalizaton function switch Mirror switches Passenger outside rearview mirror Pnk Red Right Right ctrl Right mir S303 (body harness, 14 cm from c300 harness breakout) S329 S500 Serial data Set input Solid state Tan Up ctrl Vertical Vertical pos sens in
NAVIGATION Navigation Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Navigation Wiring Diagram for Cadillac Seville SLS 2004: 30 A w/ voice rec mic B w/o voice rec mic Bare Cellular mic sig Cellular telephone module (under right side of rear compartment shelf) Class 2 serial data Coax cable Computer data lines system Drain wire E16 F14 F15 F16 G200 (left front corner of passenger compartment, under front of sill trim plate) Global positioning satellite (gps) antenna (under right side of rear speaker shelf) Gps antenna sig Ground Hot at all times Instrument cluster system Nav fuse 10a Power distribution system Radio Rear fuse block (under left rear seat) S212 Sp200 Tan Vehicle communication interface module (behind right rear seat back) Vss W/ telephone provision W/o telephone provision Parking Assistant Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Parking Assistant Wiring Diagram for Cadillac Seville SLS 2004: 44 Backup lamp voltage Center amber ind ctrl Center amber indicator Cruise control system Diagnostic input Exterior lights system G401 (right rear corner of rear compartment, near c403) Ground Hot at all times Hot in on & start Ign 1 fuse 10a Left amber ind ctrl Left amber indicator Left rear corner object sensor Left rear middle object sensor Low ref Lr corner sensor sig Lr middle sensor sig Nsbu fuse 10a Pnk Power distribution system Rear fuse block (under left rear seat) Rear integration module (rim) (behind right side of rear seat back) Rear object sensor control module (in right side of rear compartment) Rear park chime sig Rear parking assist (rpa) display Rear parking assist diagnostic connector (at right side of rear compartment) Red Red ind ctrl Red indicator Rev relay voltage Reverse relay 45 Right rear corner object sensor Right rear middle object sensor Rr corner sensor sig Rr middle sensor sig S407 (in ultrasonic rear parking assist harness, 36.5 cm from c408) S408 (trailer harness, 13.5 cm from taillamp connector) Sensor low ref Sensor signal Sensor voltage Sp401 Telltail assy voltage Vss signal
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 5) for Cadillac Seville SLS 2004 List of elements for Power Distribution Wiring Diagram (1 of 5) for Cadillac Seville SLS 2004: 72 (in front bank ignition coil jumper harness, 13.5 cm from ignition coil/module 2) s132 (in front bank ignition coil jumper harness, 13.5 cm from ignition coil/module 7) s142 (on right side of engine compt, near power steering pump) underhood fuse block A/c clu fuse 15a A/c clu relay Accy fuse 15a Accy relay Air ctrl vlu relay Air pump fuse 50a Automatic transaxle Battery Coil mdl fuse 20a Cruise control module (ccm) Cruise fuse 10a Drl fuse 15a Drl relay E10 Evaporative emissions (evap) canister purge solenoid Fog fuse 10a Fog lp relay From acc relay (diagram 1 of 5) From underhood fuse block (diagram 1 of 5) Fuel injectors G104 Generator Hdlp hi bm relay Hdlp lo bm relay Heated oxygen sensor (ho2s) (bank 1, sensor 2) Heated oxygen sensor (ho2s) (bank 2, sensor 1) Ign 1 fuse 10a Ign 1 relay 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 Inj 1 fuse 10a Inj 2 fuse 10a L10 M11 Mass air flow (maf) sensor Nca Outside moisture sensor (if equipped) Oxy sen fuse 10a P11 Pcm ign fuse 10a Pnk Powertrain control module (pcm) Red Secondary air injection (air) pump relay Secondary air injection (air) solenoid Splice pack sp104 (right side of engine compt, below fuse block) Start 1 relay Start circuit breaker 30a Starter solenoid To air pump fuse (diagram 1 of 5) To c/ltr fuse (diagram 3 of 5) To ign 1 relay (diagram 1 of 5) To ignition switch (connector c1, pin b) (diagram 4 of 5) To ignition switch (connector c1, pin c) (diagram 4 of 5) To park lamp relay (diagram 2 of 5) To pcm batt fuse (diagram 2 of 5) To rear fuse block (diagram 2 of 5) Trans fuse 10a Underhood fuse block (on right side of engine compt, near power steering pump) V10 Windshield wiper motor Windshield wiper/ washer switch Wsw fuse 30a Power Distribution Wiring Diagram (2 of 5) for Cadillac Seville SLS 2004 List of elements for Power Distribution Wiring Diagram (2 of 5) for Cadillac Seville SLS 2004: 72 (in onstar jumper harness, between c345 & breakout of vehicle interface unit) s361 (left seat harness, 42 cm from left lumbar switch connector) s312 (right seat harness, 57 cm from right front heated seat module connector) s314 A10 A15 A16 Abs fuse 50a Aldl fuse 10a Audio fuse 15a Cd changer remote playback device Cellular telephone module Cool fan 1 fuse 30a Cool fan 1 relay (low) Cool fan 2 fuse 30a Cool fan 2 relay (high) Cool fan s/p relay Dash integration module (dim) Data link connector (dlc) Digital radio receiver (w/ digital system s-band) Driver seat adjuster switch Driver seat lumbar switch E12 E16 Electronic brake control module (ebcm) F12 From battery (diagram 1 of 5) From hdlp hi bm relay (diagram 1 of 5) From rr ctsy relay w (diagram 2 of 5) From underhood fuse block (diagram 1 of 5) Front passenger seat adjuster switch Front passenger seat lumbar switch Frt ctsy relay G10 G11 Horn fuse 15a Horn relay Htdst lr fuse 10a I/p fuse 10a If equipped Ignition key cylinder lamp Instrument panel cluster (ipc) Instrument panel integration module (ipm) Int lp fuse 10a Int lp relay L11 L12 Left rear heated seat module M11 Memory seat module (msm) Nav fuse 10a Nca Pcm batt fuse 10a Powertrain control module (pcm) Prk lp relay Pwr seat circuit breaker 30a Radio Radio (w/ nav- igation) Rear fuse block (under left rear seat) Red Rr ctsy relay S10 S11 Sdar fuse 5a Theft deterrent control module To ign sw fuse (diagram 3 of 5) To pwr seat circuit breaker (diagram 2 of 5) Underhood fuse block (on right side of engine compt, near power steering pump) Valet switch Vehicle communication interface module (vcim) W/control seat, power lumbar W/memory seat adjuster, mirror power driver personalization W/o memory seat adjuster, mirror power driver personalization Power Distribution Wiring Diagram (3 of 5) for Cadillac Seville SLS 2004 List of elements for Power Distribution Wiring Diagram (3 of 5) for Cadillac Seville SLS 2004: 71 (base) (body harness, 40 cm from c300 harness breakout) s302 (left seat harness, 47 cm from (premium) A10 A12 Audio amp fuse 30a Audio amplifier Aux pwr fuse 20a Auxiliary power outlet B+ mode B11 B12 Battery saver mode Blower motor control processor C/ltr fuse 20a C10 Cigar fuse 40a Cigar lighter Cigar relay D10 D11 D12 Dash integration module (dim) Dim fuse 10a Driver heated seat module Driver seat adjuster switch Driver seat lumbar switch E10 E12 F12 Forward/back position sensor connector) s326 From air pump fuse (diagram 1 of 5) From audio k amp fuse (diagram 3 of 5) From htdst lr i fuse (diagram 2 of 5) G200 Generator Gnd Hazard switch Htdst lf fuse 10a Htdst rf fuse 10a Htdst rr fuse 10a Hvac blo fuse 30a Ign sw fuse 15a Mem t&t fuse 10a Memory seat module (msm) Pnk Pwr Pwr t&t fuse 30a Rap fuse 20a Rap relay Rear cigar lighter Rear fuse block (under left rear seat) Rear integration module (rim) Red Remote control door lock receiver (rcdlr) Right passenger heated seat module Right rear heated seat module S318 Sp200 (left front corner of passenger compt, under front of sill trim plate) Steering column module Stop lp fuse 15a Stoplamp switch Sunroof module To ignition switch pin a (diagram 4 of 6) To pwr wdo circuit breaker (diagram 4 of 5) To stop lp fuse (diagram 3 of 5) Tsig/ haz fuse 15a Underhood fuse block (on right side of engine compt, near power steering pump) W/ auto contour W/ control seat, power lumbar Power Distribution Wiring Diagram (4 of 5) for Cadillac Seville SLS 2004 List of elements for Power Distribution Wiring Diagram (4 of 5) for Cadillac Seville SLS 2004: 61 (diagram 4 of 5) (i/p harness, 94.5 cm from radio connector) s205 (under left rear seat) Acc Automatic level control (alc) compressor Automatic level control (alc) module B10 Body fuse 15a Dash integration module (dim) Driver door module (ddm) Drv mdl fuse 10a Elc fuse 30a Elc relay Electronic suspension control (esc) module F/pmp fuse 20a F/pmp relay F/tnk dr rel relay From acc relay (diagram 1 of 5) From ign 1 relay (diagram 1 of 5) From ign sw fuse (connector c1, pin e9) (diagram 3 of 5) From rap l fuse (diagram 3 of 5) From rear fuse block m Front passenger door module (fpdm) H10 Ignition switch L10 Left rear door module (lrdm) Lock Mr cvrtd fuse 10a Nca Nsbu fuse 10a Off Park brk fuse 20a Park relay Pass mdl fuse 10a Pnk Powertrain control module (pcm) Prk brk a relay Prk brk b relay Pwr wdo circuit breaker 30a Rear fuse block Rear fuse block (under left rear seat) Red Reverse relay Right rear door module (rrdm) Rr blo fuse 10a Rr blo relay Rr defog fuse 40a Rr defog relay Rr dr mdl fuse 10a Run Start Theft deterrent control module To ign 1 relay (diagram 5 of 5) To ign 3 relay (diagram 5 of 5) To ign 3 rr relay (diagram 5 of 5) To rr blo fuse (diagram 4 of 5) Trk relay V10 W/ chassis continuously variable real time damping W/o chassis continuously variable real time damping Power Distribution Wiring Diagram (5 of 5) for Cadillac Seville SLS 2004 List of elements for Power Distribution Wiring Diagram (5 of 5) for Cadillac Seville SLS 2004: 73 (diagram 4 of 5) (rear heated seat back harness, 11.5 cm from c306) s310 (under left rear seat) rear fuse block A10 A11 Abs fuse 10a Automatic level control (alc) module Auxiliary hvac control assembly Auxiliary mode actuator C11 C12 Cruise fuse 2a D10 D11 Dash integration module (dim) Driver heated seat module E11 Elc relay Electronic brake control module (ebcm) Electronic suspension control (esc) module Evaporative emissions (evap) canister vent solenoid F11 F12 From ign 1 relay (diagram 5 of 5) From ignition switch connector c1, pin b n From ignition switch pin c, conn c2 r From rear fuse block (diagram 4 of 5) From rear fuse block p (diagram 4 of 5) Front passenger heated seat module G301 H11 H12 Hvac fuse 10a Ign 1 fuse 10a Ign 1 relay Ign 3 rr fuse 10a Ign 3 rr relay Inflatable restraint sensing & diagnostic module (sdm) Inflatable restraint steering wheel module coil Inside air temperature sensor Inside rearview mirror Instrument panel cluster (ipc) Instrument panel integration module (ipm) Left air temperature actuator Left rear heated seat module Left steering wheel controls Mode actuator Nca Park relay Pnk Prk brk a relay Prk brk b relay Rear fuse block (under left rear seat) Rear integration module (rim) Rear object sensor control module Recirculation actuator Reverse lockout solenoid Right air temperature actuator Right rear heated seat module Rr blo relay Rr defog relay S274 (hvac harness, 79.5 cm from air inlet actuator) Sir fuse 15a Sp301 (under left front corner of rear seat) Steering column fuse holder Tcc/cruise release switch To ign 3 rr relay (diagram 5 of 5) Turn signal switch V11 Vent sol fuse 10a W/ chassis continuously variable real time damping W/ heated seats W/o chassis continuously variable real time damping
POWER DOOR LOCKS Power Door Locks Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Power Door Locks Wiring Diagram for Cadillac Seville SLS 2004: 55 (body harness, 14 cm from c300 harness breakout) (left front door trim harness, 57 cm from power door lock switch connector) (right front door trim harness, 52cm from power window switch connector) (right rear door trim harness, 18 cm from c802) Actuator dr Battery Class 2 data Computer data lines system Door ajar Driver door lock actuator Driver door lock switch Driver door module (in front of left front door, near radio speaker) Driver window switch Drvmdl fuse 5 10a E10 Front passenger door lock actuator Front passenger door lock switch Front passenger door module (in front of right front door, near radio speaker) G200 (left front corner of passenger compartment, under front of sill trim plate) G201 (right front corner of passenger compartment, under front of sill trim plate) G300 (under left front seat, on 2 bar) G301 (under left front corner of rear seat) Grd Ground Hot at all times Ign sw fuse 29 15a Interior lights system Key unlock Left rear door lock actuator (rear of left rear door) Left rear door lock switch Left rear door module (in front of left rear door, near radio speaker) Lock Memory systems Pass mdl fuse 25 10a Power windows system Pwr wdo circuit breaker 57 30a Rear fuse block (under left rear seat) Remote control door lock receiver (under rear package shelf) Right rear door lock actuator (rear of right rear door) Right rear door lock switch Right rear door module (in front of right rear door, near radio speaker) Rrdr mdl fuse 18 10a S303 S500 S600 S701 (left rear door trim harness, 22 cm from c702) S800 Serial data Splice pack sp200 Splice pack sp201 Splice pack sp300 Splice pack sp301 Tan Tan a Unlock
POWER MIRRORS Electrochromic Mirror Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Electrochromic Mirror Wiring Diagram for Cadillac Seville SLS 2004: 52 Automatic day/night mirror element B10 B11 Bare C/m Cellular microphone + Cellular microphone - Cellular microphone signal Compass Compass display Compass/ mirror input Computer data lines system Data Direction input Drain wire Driver door module (in front of left front door, near radio speaker) Driver outside rearview mirror Exterior lights system Forward light sensor G402 (left rear corner of rear compt, near c400) Green led sig Ground Hot at all times Hot in run Ign1 fuse 10a Inside rearview mirror Logic Magnetic field sensor Mirror input Mirror low ref Mirror signal Navigation system Nsbu fuse 10a Off Onstar keypad Pnk Power distribution system Rear fuse block (under left rear seat) Rear integration module (rim) (behind right side of rear seat back) Rearward light sensor Red led sig Rev rly ctrl Reverse input Reverse relay S309 Sensor input Signal Sp402 Switch backlight Vehicle communication interface module (behind right rear seat back) W/ compass W/o compass
POWER SEATS Front Seat Heater Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Front Seat Heater Wiring Diagram for Cadillac Seville SLS 2004: 44 (body harness, 20 cm from cross-car harness breakout) (body harness, 60 cm from cross-car harness breakout) s307 C2 c4 C3 f9 Driver front heated seat module (under respective front seat) Driver heated seat back element Driver heated seat cushion element Driver heated seat switch E11 Front heated status Front passenger heated seat back element Front passenger heated seat cushion element Front passenger heated seat module (under respective front seat) Front passenger heated seat switch G200 (left front corner of passenger compt, under front of sill trim plate) G201 (right front corner of passenger compt, under front of sill trim plate) Heated seat sw Heating element Hi heat Hot at all times Hot in on Htdst lf fuse 10a Htdst rf fuse 10a Ign 3 rr fuse 10a Inhibit ctrl Interior lights system Lo heat Nca Nca controlled gnd nca temp sens input nca gnd Nca heater ctrl nca Nca ign nca batt (+) nca heated seat sw input nca low heat led feed nca gnd nca high heat led feed nca status output nca inhibit in Nca ign nca batt (+) nca htd seat sw input nca low heat led feed nca gnd nca hi heat led feed nca status output nca inhibit in Pnk Rear fuse block (under left rear seat) Rear heated seats circuit Rear integration module (rim) (behind right side of rear seat back) S306 S313 S315 S321 Sp200 Sp201 Tan Thermistor Passenger Power Seat Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Passenger Power Seat Wiring Diagram for Cadillac Seville SLS 2004: 22 Back Entire seat F12 Front passenger seat adjuster switch Front passenger seat front adjuster motor Front passenger seat horizontal motor Front passenger seat rear vertical motor Front passenger seat recline motor Front vertical Fwd G201 (right front corner of passenger compt, under front of sill trim plate) Hot at all times Nca Pwr seat circuit breaker 30a Rear fuse block (under left rear seat) Rear vertical Recline S314 (w/ lumbar) S315 (w/ lumbar) Solid state Sp201 Tan Passenger"s Lumbar Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Passenger"s Lumbar Wiring Diagram for Cadillac Seville SLS 2004: 16 Back Down F12 Forward Front passenger seat lumbar switch Front passenger seat lumber horizontal motor Front passenger seat lumber vertical motor G201 (right front corner of passenger compt, under front of sill trim plate) Hot at all times Pnk Pwr seat breaker circuit 30a Rear fuse block (under left rear seat) S314 S315 Solid state Sp201 Rear Heated Seats Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Rear Heated Seats Wiring Diagram for Cadillac Seville SLS 2004: 51 (in center of rear seat back) left rear heated seat module (left rear door trim harness, 22 cm from c702) s701 C1 f11 Computer data lines system D12 c3 Driver front heated seat module (under respective front seat) Front passenger heated seat module (under respective front seat) G301 (under left front corner of rear) Gnd Heated seat sw Heated seat sw input Heating element Hi heat High heat led feed Hot at all times Hot in on Htdst lr fuse 10a Htdst rr fuse 10a Ign 3 rr fuse 10a Inhibit ctrl Interior lights system Left rear door module (in front of left rear door, near radio speaker) Left rear heated seat back element Left rear heated seat cushion element Left rear heated seat switch Lo heat Low heat led feed Lr heated seat ctrl Nca Nca element sply volt nca Nca gnd nca Nca heater ctrl Nca ign nca batt (+) nca heated seat sw input nca Nca inhibit in Nca temp sens input nca gnd Pnk Rear fuse block (under left rear seat) Rear integration module (rim) (behind right side of rear seat back) Right rear door module (in front of right rear door, near radio speaker) Right rear heated seat back element Right rear heated seat cushion element Right rear heated seat module (in center of right rear seat back) Right rear heated seat switch Rr heated seat ctrl S307 (body harness, 60 cm from cross-car harness breakout) S310 S311 (rear heated seat back harness, 21.5 cm from c306) S800 (right rear door trim harness, 18 cm from c802) Simple bus interface Sp301 Thermistor
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Power Top/Sunroof Wiring Diagram for Cadillac Seville SLS 2004: 36 (behind right side of rear seat back) (seville) (deville) Battery Close Closed Deville Express in Express open G401 (seville: right rear corner of rear compt, near c403) (deville: right rear corner of rear compt, near right taillamp connector) Ground Hot at all times Limit sw Limit switch Low ref Motor ctrl Nca Not used Open Overhead console Pnk Rap ctrl Rap fuse 20a 30a Rap relay Rear fuse block (under left rear seat) Rear integration module (rim) Red Seville Slide close Slide open Sp401 Sunroof module (above headliner, near rear of sunroof) Sunroof motor (above headliner, near rear of sunroof) Sunroof slide switch Sunroof vent switch Vent close Vent open
POWER WINDOWS Power Windows Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Power Windows Wiring Diagram for Cadillac Seville SLS 2004: 51 (body harness, 70 cm from p101) s200 (left front door trim harness, 57 cm from power door lock switch connector) Battery C c c Computer data lines system Down Down down Driver door module (ddm) (in front of left front door, near radio speaker) Driver window motor Driver window switch Drv mdl fuse 10a Express Express dn Express input Front passenger door module (in front of right front door, near radio speaker) Front passenger window motor Front passenger window switch G200 (left front corner of passenger compt, under front of sill trim plate) G201 (right front corner of passenger compt, under front of sill trim plate) G3oo (under left front seat, on 2 bar) Ground High data Hot at all times Interior lights system Left rear door module (in front of left rear door, near radio speaker) Left rear window motor (rear of left rear door) Left rear window switch Low ref Memory systems Motor control Norm data Normal data Pass mdl fuse 10a Pnk Powertrain control module (at left front corner of engine compartment, below air cleaner) Pwr wdo circuit breaker 30a Rear fuse block (under left rear seat) Right rear door module (in front of right rear door, near radio speaker) Right rear window motor (rear of right rear door) Right rear window switch Rrdr mdl fuse 10a S303 (body harness, 14 cm from c300 harness breakout) S500 S600 (right front door trim harness, 52 cm from power window switch connector) S701 (left rear door trim harness, 22 cm from c702) S800 (right rear door trim harness, 18 cm from c802) Seats system Serial data Sp200 Sp201 Sp300
RADIO Radio Wiring Diagram, with Bose with Satellite (2 of 2) for Cadillac Seville SLS 2004 List of elements for Radio Wiring Diagram, with Bose with Satellite (2 of 2) for Cadillac Seville SLS 2004: 78 (above center rear of headliner) radio antenna module (in body harness, 6.5 cm from audio amplifier breakout) A10 A11 A12 Am/fm sig Antenna Audio amp fuse 30a Audio amplifier (behind left side of rear seat back) Audio comm out Audio fuse 15a B10 B11 B12 Bare Battery Battery voltage Cd changer remote playback device Cd com Cel phone + Cel phone - Cellular phones system Center midrange speaker Chime in Chime input + Computer data lines system Ctr i/p spkr + Ctr i/p spkr - Data line Enable Fm select Fm sig G300 (under left front seat, on no 2 bar) Gnd Ground Hot at all times L i/p spkr + L i/p spkr - Left audio out Left front door speaker Left front i/p cricket speaker Left rear door twiddler speaker Lf aud in Lf spkr + Lf spkr - Lr spkr + Lr spkr - Lt cd Mic input Nca Noise compensation microphone Rear fuse block (under left rear seat) Rear glass Rear sub Rear subwoofer speaker Red Rf aud in Rf i/p spkr + Rf i/p spkr - Rf spkr + Rf spkr - Right audio out Right front door speaker Right front i/p cricket speaker Right rear door twiddler speaker Rr dr spkr + Rr dr spkr - Rt cd S234 S235 S236 S316 Serial data e&c Serial data lines Shield gnd Sp300 Tan Windshield antenna Radio Wiring Diagram, with Bose without Satellite (1 of 2) for Cadillac Seville SLS 2004 List of elements for Radio Wiring Diagram, with Bose without Satellite (1 of 2) for Cadillac Seville SLS 2004: 100 (behind right rear seat back) (w/ navigation) traffic information receiver (under left rear seat) (under right side of rear speaker shelf) A11 A12 Accy fuse 15a Am/fm sig Ant power Antenna Antenna sig Audio amp fuse 30a Audio fuse 15a Bare Battery Baud 1 sig (+) Baud 2 sig (+) Cellular sig Chime out + Chime out - Coax cable Computer data lines system Dash integration module (dim) (on right side of dash, near blower motor) Drain wire E10 E11 E12 E13 E14 E15 E16 Enable Engine controls system F10 F11 F12 F13 F14 F15 F16 Fm compos Fm select Fm sig G200 (left front corner of passenger compt, under front of sill trim plate) G401 (right rear corner of rear compt, near c403) Ground Hot at all times Inflatable restraint steering wheel module coil (top of steering column) Left steering wheel controls Lf audio + Lf audio - Nav fuse 10a Navigation system Nca Nca g Power distribution system Radio Radio antenna module (above center rear of headliner) Rear fuse block Rear glass Rear window Red Request sig Rf audio + Rf audio - Right steering wheel controls S212 S227 Serial data Sp200 Sp401 Steering column fuse block (near base of steering column) Sw1 Sw2 Sw3 Sw4 Sw5 Sw6 Sw7 Sw8 Switches fuse 2a Tan Traffic data antenna (attached to rear window) Traffic sig (+) Traffic sig (-) Tv antenna module Tv sig Tv-1 antenna Tv-1 sig Tv-2 antenna Tv-2 sig Tv-3 antenna Tv-3 sig Tv-4 antenna Tv-4 sig Underhood fuse block (on right side of engine compt, near power steering pump) Vcis fm antenna Vics fm sig Vss sig W/ navigation Windshield antenna Radio Wiring Diagram, with Bose without Satellite (2 of 2) for Cadillac Seville SLS 2004 List of elements for Radio Wiring Diagram, with Bose without Satellite (2 of 2) for Cadillac Seville SLS 2004: 62 A10 A11 A12 Audio amplifier (behind left side of rear seat back) Audio comm out B10 B11 B12 Bare Bare a a Battery Battery voltage Cd changer remote playback device Cd com Cel phone + Cel phone - Cellular phones system Center midrange speaker Chime in Chime input + Computer data lines system Ctr i/p spkr + Ctr i/p spkr - Data line G300 (under left front seat, on no 2 bar) Gnd Ground L i/p spkr + L i/p spkr - Left audio out Left front door speaker Left front i/p cricket speaker Left rear door twiddler speaker Lf aud in Lf spkr + Lf spkr - Lr spkr + Lr spkr - Lt cd Mic input Nca Noise compensation microphone Rear subwoofer speaker Red Rf aud in Rf i/p spkr + Rf i/p spkr - Rf spkr + Rf spkr - Right audio out Right front door speaker Right front i/p cricket speaker Right rear door twiddler speaker Rr dr spkr + Rr dr spkr - Rr sub Rt cd S316 Serial data Shield grd Sp300 Tan
SHIFT INTERLOCK Park Brake Release Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Park Brake Release Wiring Diagram for Cadillac Seville SLS 2004: 33 A1 c2 A10 A11 Automatic transaxle Braided Class 2 serial data Computer data lines system G106 (lower left rear corner of engine, below transmission harness connector) G202 Hot at all times Hot in run Instrument panel cluster (ipc) Nca Park brake relay Park brake release solenoid (on park brake pedal) Park brake switch Pnk Powertrain control module (at left front corner of engine compt, below air cleaner) Prk brk a relay Prk brk b relay Prk brk fuse 20a Rear fuse block (under left rear seat) Rear integration module (rim) (behind right side of rear seat back) Relay ctrl S130 Solenoid a Solenoid b Sw sig a Sw sig b Sw sig c Sw sig p Switch inp Transmission internal mode switch Reverse Lockout Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Reverse Lockout Wiring Diagram for Cadillac Seville SLS 2004: 22 A11 A12 Automatic transaxle B10 Class 2 serial data Computer data lines system Dash integration module (dim) (on right side of dash, near blower motor) G106 (lower left rear corner of engine, below transmission harness connector) Hot in run Hvac fuse 10a Powertrain control module (at left front corner of engine compt, below air cleaner) Rear fuse block (under left rear seat) Reverse lockout solenoid S130 S317 Shift control assembly Sol ctrl Sw sig a Sw sig b Sw sig c Sw sig p Transmission internal mode switch Shift Interlock Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Shift Interlock Wiring Diagram for Cadillac Seville SLS 2004: 30 A/t shift lock control solenoid (under front of center console, on shifter) A11 Acc Automatic transaxle Class 2 serial data Computer data lines system Dash integration module (dim) (on right side of dash, near blower motor) G106 (lower left front corner of engine, below transmission harness connector) G200 (left front corner of passenger compt, under front of sill trim plate) Hot at all times Ignition switch Lock Nsbu fuse 10a Off Park relay Powertrain control module (at left front corner of engine compt, below air cleaner) Rear fuse block (under left rear seat) Rear integration module (rim) (behind right side of rear seat back) Relay ctrl Run S130 S318 Sp200 Start Stoplamp/ a/t shift lock control switch Sw sig a Sw sig b Sw sig c Sw sig p Transmission internal mode switch
STARTING/CHARGING Charging Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Charging Wiring Diagram for Cadillac Seville SLS 2004: 26 (not used) a (under right side of rear seat, near battery) g307 A11 A12 B12 Battery Battery charge indicator Computer data lines system Dash integration module (dim) (on right side of dash, near blower motor) Dim fuse 10a Gen term f input Gen term l output Generator Ground sense Hot at all times Instrument cluster Logic Power distribution system Powertrain control module (at left front corner of engine compartment, below air cleaner) Rear fuse block (under left rear seat) Red Serial data class 2 Solid state Starter solenoid Underhood fuse block (right side of engine compt, near power steering pump) Voltage sense Starting Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Starting Wiring Diagram for Cadillac Seville SLS 2004: 27 Acc Battery Charging circuit Crank request input Dash integration module (dim) (on right side of dash, near blower motor) G307 (under right side of rear seat, near battery) Ground distribution system Hold in coil Hot in run or start Ign positive voltage Ign sw fuse 15a Ignition switch Lock Off Pcm ign fuse 10a Powertrain control module (pcm) (at left front corner of engine compartment, below air cleaner) Pull in coil Rear fuse block (under left rear seat) Red Run Start Start 1 relay Start 1 relay ctrl Start circuit breaker 30a Starter motor Starter solenoid Underhood fuse block (on right side of engine compt, near power steering pump)
SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Supplemental Restraints Wiring Diagram for Cadillac Seville SLS 2004: 47 (left seat harness, 52.5 cm from forward/back position sensor) s313 (on right side of dash, near blower motor) dash integration module (dim) A10 A11 A12 A13 A14 A15 A16 A17 A18 Air bag indicator Case ground Computer data lines system Data link connector (dlc) (partial) (under left side of dash, near steering column) G201 G306 (under right front seat, near inflatable restraint sensing & diagnostic module (sdm) connector) Ground High control Hot in run & start Ignition Inflatable restraint i/p module Inflatable restraint sensing & diagnostic module (sdm) (under right front seat) Inflatable restraint steering wheel module Inflatable restraint steering wheel module coil Instrument panel cluster (ipc) Instrument panel integration module (ipm) (behind center of dash above radio) Left front inflatable restraint side impact module Left front seat belt pretensioner Left front seat belt switch (in driver seat belt buckle) Left inflatable restraint side impact sensor (sis) (on base of left "b" pillar, behind trim panel) Low control Nca Rear fuse block (under left rear seat) Remote player cd changer Right front inflatable restraint side impact module Right front seat belt pretensioner Right inflatable restraint side impact sensor (sis) (on base of right "b" pillar, behind trim panel) Seat belt switch Serial data class 2 Shorting bar Signal Sir fuse 15a Solid state Sp201 (right front corner of the passenger compartment, under front of sill trim plate) Tan Voltage
TRANSMISSION
4.6L VIN Y 4.6L VIN Y, A/T Wiring Diagram for Cadillac Seville SLS 2004 List of elements for 4.6L VIN Y, A/T Wiring Diagram for Cadillac Seville SLS 2004: 70 1-2 shift sol 2-3 shift sol 5v ref a A/t speed sens Acc on Automatic transaxle Automatic transaxle fluid temperature sensor Automatic transaxle input shaft speed sensor Battery C2 a3 C2 a8 C2 e C3 e7 Class 2 data Computer data lines system Crank sig Cruise control system D4,d3 Ect sens sig Engine coolant temperature (ect) sensor (right rear of engine, below egr valve) Extend trvl sw Extended travel brake switch G106 (lower left rear corner of eng compt, below transmission harn connector) Hot at all times Hot in run or start Ign 1 fuse 10a Ignition Ignition switch Ims a input Ims b input Ims c input Ims p input Instrument cluster Malfunction indicator lamp Mil cntrl Off P,r,n,d4 P,r,n,d4,d3 Pcm batt fuse 10a Pcm ground Pcm ign fuse 10a Pnk Power distribution center Press ctrl sol Pressure control sol Rear fuse block (under left rear seat) Red Rev S130 S205 Start Tan Tcc brake sw Tcc pwm sol Tcc/ cruise switch Tcc/cruise release switch (near top of brake pedal) Tfp sw sig a Tfp sw sig c Tft sensor high Tft sensor low Throttle position sensor (on throttle body) Tp sens grd Tp sens sig Trans fuse 13 10a Trans- mission fluid pressure (tfp) manual valve position switch Transmission internal mode switch (ims) Underhood fuse block (right side of engine compt, near power steering pump) Vehicle speed sensor (on transaxle case extension) Vss hi (signal) Vss lo (ground)
TRUNK, TAILGATE, FUEL DOOR Trunk & Fuel Door Release Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Trunk & Fuel Door Release Wiring Diagram for Cadillac Seville SLS 2004: 44 A10 A9 c2 Aldl fuse 10a Body fuse 10a Class 2 serial data Computer data lines system Driver information center (dic) E1 c2 F/tnkdr relay Fuel door lock release Fuel door rel sw sig Fuel door release switch Fuel dr rly ctrl G200 (left front corner of passenger compt, under front of sill trim plate) G402 (left rear corner of rear compt, near c400) H10 Hot at all times Instrument panel cluster (ipc) Instrument panel integration module (behind center of dash, above radio) Interior lights system K10 L10 Logic N10 Nca Overhead console Pnk Rear compartment lid pulldown motor Rear compartment lid release switch Rear fuse block (under left rear seat) Rear integration module (rim) (behind right side of rear seat back) S212 Serial data Sp200 Sp402 Trk relay Trunk ajar sw sig Trunk open Trunk rel rlt ctrl Trunk rel sw sig Trunk release motor Trunk release switch Underhood fuse block (on right side of engine compt, near power steering pump) Valet switch
WARNING SYSTEMS Warning Systems Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Warning Systems Wiring Diagram for Cadillac Seville SLS 2004: 54 (left front corner of passenger compt, under front of sill trim plate) (right front corner of passenger compt) A11 A12 A15 Audio amplifier (behind left side of rear seat back) B12 Base Batt volt Belt sw input Bose Chime signal Class 2 Class 2 data Computer data lines system Dash integration module (dim) (on right side of dash, near blower motor) Drain wire Driver door lock actuator (closed w/ key cylinder unlocked) Driver door module (in front of left front door, near radio speaker) F11 F12 F13 Fasten safety belt ind G200 G201 Ground Headlamp switch Hot at all times Hot in run or start I/p fuse 10a Ign Ign 1 fuse 10a Ign 1 volt Inflatable restraint sensing & diagnostic module (under right front seat) Instrument panel cluster Instrument panel integration module (behind center of dash, above radio) Key in input Key-in-ignition switch (part of ignition switch) Left front seat belt switch (in left front seat belt buckle) Lights on ind Logic Nca Park Park lp input Pnk Power distribution system Radio Rear fuse block (under left rear seat) S203 S212 S313 Sp200 Sp201 Underhood fuse block (on right side of engine compt, near c2 power steering pump)
WIPER/WASHER Wiper/Washer Wiring Diagram for Cadillac Seville SLS 2004 List of elements for Wiper/Washer Wiring Diagram for Cadillac Seville SLS 2004: 47 (left side of engine compt, on left core support) (not used) Accy fuse 15a Batt Check washer fluid Dash integration module (dim) (on right side of dash, near blower motor) Driver information center (dic) Fluid lvl sig G101 G105 (right side of engine compt, below underhood fuse block) G402 (left rear corner of rear compt, near c400) Gnd Hi speed input High Hot at all times Hot in acc or run I/p fuse 10a Ign Instrument panel cluster (ipc) Ipc logic Logic Low Max Min Mist Off Outside moisture sensor (at top center of windshield, near rearview mirror) Power distribution system Pump ctrl Red S309 Sens sig 1 Sens sig 2 Sp101 Sp402 Underhood fuse block (on right side of engine compt, near power steering pump) Wash Washer switch Windshield washer fluid level switch (on top of windshield washer reservoir) Windshield washer fluid pump (on side of windshield washer reservoir) Windshield wiper motor (at right rear of engine compt, near strut tower) Windshield wiper/washer switch Wiper sw sig 1 Wiper sw sig 2 Wiper switch Wiper switch on sig Wsw fuse 30a
