AIR CONDITIONING Automatic A/C Wiring Diagram (1 of 2) for Buick LeSabre Limited 2004 List of elements for Automatic A/C Wiring Diagram (1 of 2) for Buick LeSabre Limited 2004: (i/p harn, 13 cm from sunload sensor assembly breakout) (i/p harn, 6.5 cm from sunload sensor assembly breakout) (in hvac harn, 23.5 cm from c204 breakout) (in hvac harn, 30 cm from c204 breakout) s221 (in hvac harn, 36.5 cm from c204 breakout) 5v ref A10 A11 A12 Air temperature actuator (left) (left side of hvac housing) Air temperature actuator (right) (behind glove box, on right side of hvac assembly) Air temperature sensor (inside) (on dash, right of steering column) Air temperature sensor (lower left) (behind left dash air discharge vent) Air temperature sensor (lower right) (behind right dash air discharge vent) Air temperature sensor (upper left) (behind left dash air discharge vent) Air temperature sensor (upper right) (behind right dash air discharge vent) Amb air temp sig Amb light sens Ambient air temperature sensor Backlight lamps ctrl Battery Blwr sp ctrl C1 a1 C11 C12 C13 C3 a7 C3 d12 Class 2 serial Clock sig Computer data lines system D11 D16 Driver solar sig G100 (left side of engine) G201 (on right front door pillar) Grd Ground Headlights system Hot at all times Hot in on Hvac (batt) fuse 37 10a Hvac blo fuse 2 30a Hvac control module Hvac fuse 33 10a Ign 3 fuse 34 10a Ign 3 volt Ign 3 voltage In air temp sig Instrument panel integration module (behind left side of dash) Interior lights system Lft air door sig Lft temp dr ctrl Low ref Lower lft temp sig Lower rt temp sig Mod sig Mode actuator (on left side of hvac assembly) Mode door ctrl Mode dr pos sens Pass mdl fuse 25 10a Pass solar sig Rear fuse block (under left rear seat) Recirc door ctrl Recirc door sig Recirculation actuator (under right side of dash, to right of blower motor) Rt air door sig Rt temp dr ctrl S204 S205 (i/p harn, 13.5 cm from hvac breakout) S208 S222 Solid state Splice pack sp100 Splice pack sp201 Sunload sensor assembly (on top center of dash) Tan Upper lh temp sig Upper rt temp sig Automatic A/C Wiring Diagram (2 of 2) for Buick LeSabre Limited 2004 List of elements for Automatic A/C Wiring Diagram (2 of 2) for Buick LeSabre Limited 2004: (in engine harn, 6.5 cm from idle air control valve connector breakout) 5v ref A/c clu fuse 26 15a A/c clu relay A/c compressor clutch (lower front of engine) A/c compressor clutch diode (on wiring harn, near a/c compressor) A/c refrigerant pressure sensor (behind a/c compressor, on a/c line) A10 A11 A12 B10 B11 Bat Battery Blower motor (under right side of dash, above sound insulator) Blower motor control processor (behind dash, at right front side of blower motor) Blwr mtr grd Blwr sp input Blwr volt Breakout) C10 C11 Class 2 serial Clutch rly ctrl Cntl sig Computer data lines system Cool fan 1 fuse 30a Cool fan 2 fuse 46 30a Cooler Coolfan 1 relay 40 (low speed) Coolfan 2 relay 37 (high speed) Coolfan s/p relay 39 (series/parallel) D10 Dash integration module (behind right side of dash, under sound insulator) E10 E11 Ect sens grd Ect sens sig Engine controls system Engine coolant temperature (ect) sensor (on rear of engine, near thermostat housing) Engine cooling fan (left) (behind left side of radiator) Engine cooling fan (right) (behind right side of radiator) F11 Front passenger door module (fpdm) G10 G100 (left side of engine) G103 (on inner body panel) G11 G201 (on right front door pillar) Grd Ground High spd fan ctrl Hot at all times Hot in on Inflatable restraint steering wheel module coil (steering wheel) Interior lights system Low spd fan ctrl Nca Nca e Nca g Pdm low side input Pnk Powertrain control module (in air cleaner housing) Right air temperature switch assembly Right steering wheel controls S106 S602 (in right front door harn, 10 cm from door module connector breakout) Sensor grd Sensor signal Sound systems Speed cntl Splice pack sp100 Splice pack sp103 Splice pack sp201 Steering column fuse holder Sw grd Switch fuse 2a T10 T11 Tan Temp dn Temp up Underhood fuse block (right front side of engine compt) V10 V11 Vol dn Vol up Warmer Compressor Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Compressor Wiring Diagram for Buick LeSabre Limited 2004: (in engine harn, 18 cm from a/c compressor clutch connector breakout) s108 (in engine harn, 6.5 cm from idle air control valve connector breakout) 5v ref A/c clu fuse 26 15a A/c clu relay A/c compressor clutch (lower front of engine) A/c compressor clutch diode (on wiring harn, near a/c compressor) A/c refrigerant pressure sensor (behind a/c compressor, on a/c line) Class 2 serial Clutch rly ctrl Computer data lines system Engine controls system G100 (left side of engine) Hot at all times Hot in on Low ref Powertrain control module (in air cleaner housing) S106 Sensor signal Sp100 T10 T11 Underhood fuse block (right front side of engine compartment) V10 V11 Manual A/C Wiring Diagram (1 of 2) for Buick LeSabre Limited 2004 List of elements for Manual A/C Wiring Diagram (1 of 2) for Buick LeSabre Limited 2004: (i/p harn, 6.5 cm outside from radio breakout) (in hvac harn, 30 cm from c204 breakout) s221 (not used) 5v ref A10 A11 A12 A13 A14 A15 A16 Air temp dr ctrl Air temperature actuator (behind dash, at left front side of blower motor) Ambient light Anti-lock brakes system B10 B11 B12 B13 B14 B15 B16 Backlight ctrl Batt Battery Blower control processor (behind dash, at right front side of blower motor) Blower motor (under right side of dash, above sound insulator) Blwr mtr grd Blwr sp input Blwr speed cntrl Blwr volt C1 a10 Class 2 serial Computer data lines system D12 Dimmer sw sig G200 (on left front door pillar) G201 (on right front door pillar) Grd Headlights system Hot at all times Hot in on Hvac batt fuse 37 10a Hvac blo fuse 2 30a Hvac control module Hvac fuse 33 10a Ign 3 voltage Int lamp sw sig Interior lights system Key reminder sw Low ref Mode actuator (on left side of hvac assembly) Motor low ref Rear fuse block (under left rear seat) Recirc dr mtr Recirculation actuator (under right side of dash, to right of blower motor) S208 (i/p harn, 13 cm from sunload sensor assembly breakout) S222 (in hvac harn, 23.5 cm from c204 breakout) S253 Solid state Sp200 Sp201 Speed cntl Trac cntrl sw Twilight sentinel Warnings system Manual A/C Wiring Diagram (2 of 2) for Buick LeSabre Limited 2004 List of elements for Manual A/C Wiring Diagram (2 of 2) for Buick LeSabre Limited 2004: (in engine harn, 18 cm from a/c clutch connector breakout) s108 (in engine harn, 6.5 cm from idle air control valve breakout) 5v ref A/c clu fuse 26 15a A/c clu relay 32 A/c compressor clutch (lower front of engine) A/c compressor clutch diode (on wiring harn, near a/c compressor) A/c refrigerant pressure sensor (behind a/c compressor, on a/c line) A10 A11 B10 B11 C10 C11 Class 2 serial Clutch rly ctrl Computer data lines system Cool fan 1 fuse 47 30a Cool fan 2 fuse 46 30a Coolfan 1 relay 40 (low speed) Coolfan 2 relay 37 (high speed) Coolfan s/p relay 39 (series/parallel) D10 E10 E11 Ect sens grd Ect sens sig Engine controls system Engine coolant temperature (ect) sensor (on rear of Engine cooling fan (left) (behind left side of radiator) Engine cooling fan (right) (behind right side of radiator) Engine, near thermostat housing) F11 G10 G100 (left side of engine) G103 (on inner body panel) G11 High spd fan ctrl Hot at all times Hot in on Low ref Low spd fan ctrl Powertrain control module (in air cleaner housing) S106 Sensor signal Sp100 Sp103 T10 T11 Underhood fuse block (right front side of engine compartment) V10 V11 ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Anti-lock Brakes Wiring Diagram for Buick LeSabre Limited 2004: (in body harness, 18 cm from g300 breakout) (in body harness, 31.5 cm from g300 breakout) (in engine harness, 12.5 cm from right front wheel speed sensor breakout) s101 (in engine harness, 49 cm from left front wheel speed sensor breakout) (on left front door pillar) A1 c2 A14 A15 Abs fuse 10a Abs fuse 50a Abs ind lamp Abs ind sig Abs indicator Auto- matic a/c B c4 Base model Battery Brake pressure modulator valve (at left front corner of engine compartment, under air cleaner housing) C1 c8 C11 C12 c1 C3 f1 Computer data lines system Delivered torque output Driver information center (dic) Electronic brake control module (on left front of engine compartment) G104 (on top of transmission) G200 Ground-module Ground-pump motor Heater & a/c control Hot at all times Hot in run Ignition Instrument panel cluster Instrument panel module (ipm) Lateral acceleration sensor (w/ active brake control) (under left rear seat) Lateral accelerometer Left front wheel speed sensor (near left front brake rotor) Left rear wheel speed sensor (on left rear wheel backing plate) Lf wheel spd sens-ret Lf wheel spd sens-sig Lr wheel spd sens-ret Lr wheel spd sens-sig Manual a/c Nca Powertrain control module (in air cleaner housing) Pump motor 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 (near right front brake rotor) Right rear wheel speed sensor (on right rear wheel backing plate) Rr wheel spd sens-ret Rr wheel spd sens-sig S102 (in engine harness, 19 cm from right front wheel speed sensor breakout) S103 S104 (in engine harness, 42.5 cm from left front wheel speed sensor breakout) S226 S303 S305 Sens feed-5v Sensor ret Serial data class 2 Sp304 Splice pack sp200 Steering wheel pos Steering wheel position sensor (w/ active brake control) (on base of steering column) Stop lamp switch (on brake pedal bracket) Stop lp fuse 15a Stoplight sw Tan Torque delivered Torque desired Trac ctrl sw Traction control switch Traction control system active Traction off indicator Underhood fuse block (right front side of engine compt) Uplevel model Vent tube Yaw rate sens Yaw rate sensor (w/ active brake control) (under left corner of rear shelf) ANTI-THEFT Forced Entry Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Forced Entry Wiring Diagram for Buick LeSabre Limited 2004: (front of right front door) A11 A12 Class 2 serial data Computer data lines system Dash integration module (behind right side of dash, under sound insulator) Door open Door open input Driver door lock actuator (rear of driver door) Drv mdl fuse 7 10a Exterior lights system Front passenger door lock actuator (rear of front passenger door) Ground Horn ctrl Horns system Hot at all times Key cylinder disarm/ unlock Left front door module (front of left front door) Left rear door lock actuator Left rear door module (front of left rear door) Lf door key sw sig Lf door open in Lights ctrl Pass mdl fuse 25 10a Pwr door serial data Rear fuse block (under left rear seat) Right front door module Right rear door lock actuator Right rear door module (front of right rear door) Rrdr mdl fuse 18 10a S302 (in body harness, 14.5 cm from left power seat breakout) S602 Serial data class 2 Tan Pass-Key Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Pass-Key Wiring Diagram for Buick LeSabre Limited 2004: A11 A12 Acc B (+) Computer data lines system Dash integration module (behind right side of dash, under sound insulator) E9 c1 Exterior lights system G200 (on left front door pillar) Gnd Horn ctrl Horns system Hot at all times Ign sw fuse 29 15a Ignition key Ignition switch Instrument panel cluster Left front door module (front of left front door) Lights ctrl Lock Logic Nca Off Pcm batt fuse 8 10a Powertrain control module (in air cleaner housing) Reader/ exciter Rear fuse block (under left rear seat) Run S208 S217 (in body harness, 24 cm from p100) S226 Security ind Serial data class 2 Serial data class 2 ign Sp200 Start Theft deterrent control module Transponder Underhood fuse block (right front side of engine compartment) BODY CONTROL MODULES Dash Integration Module Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Dash Integration Module Wiring Diagram for Buick LeSabre Limited 2004: (under right side rear seat) g305 A10 A11 A12 Acc Accessory voltage B10 B11 B12 Backlight lamps control Battery Battery positive voltage Class 2 serial data Computer data lines system Control power Dash integration module (behind right side of dash, under sound insulator) Dim fuse 10a Dimming sig Drl rly ctrl E11 Exterior lights system Flash to pass in Flash to pass sw sup volt G200 (on left front door pillar) Ground Headlamp hi beam rly ctrl Headlamp on sig Headlamps/wipers sig Headlights system Horn rly ctrl Horns system Hot at all times I/p lamp fuse sup voltage Ign sw fuse 15a Ignition 1 voltage Ignition 3 voltage Ignition switch Interior lights system Lock Off/run/crank voltage Park lamp rly ctrl Parklamp sw on sig Pnk Power distribution system Rear fuse block (under left rear seat) Remote radio ctrl head Run S212 Sound systems Sp200 Start Steering wheel ctrl sig Underhood fuse block (right front side of engine compt) Unlock Wiper/washer system Instrument Panel Integration Module Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Instrument Panel Integration Module Wiring Diagram for Buick LeSabre Limited 2004: 5 volt ref 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 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 Dr hvac control assbly sig Dr hvac ctrl assbly clk sig Driver solar sens sig G201 (on right front door pillar) Ground Headlights system Hot at all times Hot w/ ign-3 relay energized Hvac batt fuse 10a Hvac fuse 10a I/p lamps dimmer sw sig Ignition 3 voltage Inside air temp sens sig Instrument panel integration module (behind left side of dash) Interior lamps sw on sig Interior lights system 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 Power distribution system Rear fuse block (under left rear seat) Recirculation door ctrl Recirculation position sig Right air temp door ctrl S205 Sp201 Tan Traction ctrl sw sig Twilight sentinel delay sig Upr lt air temp sens sig Upr rt air temp sens sig Warning system Rear Integration Module Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Rear Integration Module Wiring Diagram for Buick LeSabre Limited 2004: A10 A11 A12 Alc exhaust sol ctrl Alc position sensor 5v ref Alc position sensor low ref Alc position sensor sig B10 B11 B12 B4 rear compt release rly ctrl Battery positive voltage Cigar lighter rly ctrl Class 2 serial data Computer data lines system Defogger system Driver heated seat hi/lo sig Electronic suspension system Exterior lights system G302 (under left side of rear seat) G402 (on lower left corner of trunk) Ground Heated seat status sig Hot at all times Hot in on or start Ign sw fuse 15a Ign-1 fuse 10a Ign-1 relay Ignition 1 voltage Inadvertant power input Inadvertent power rly ctrl Interior lamp ctrl Interior lights system Overhead courtesy lamp Park brake rly ctrl Passr heated seat hi/lo sig Passr htd seat ctrl status Pnk Power distribution system Power distribution system (cigar lighter) Power distribution system (rap) Rap rly ctrl Rear compt ajar sw sig Rear defogger rly ctrl Rear fuse block (under left rear seat) Rear integration module (rim) (behind upper left rear seat cushion) Reverse lamp rly ctrl Seats system Shift interlock system Sp302 Sp402 Tan Trunk, tailgate, fuel doors system COMPUTER DATA LINES Computer Data Lines Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Computer Data Lines Wiring Diagram for Buick LeSabre Limited 2004: A11 A12 A14 A15 Aldl fuse 10a B12 D14 D15 Dash integration module (behind right side of dash, under sound insulator) Data class 2 Data link connector (under lower left side of dash) Digital radio receiver (left side of rear compt) Driver door module Electronic brake control module (on left front of engine compt) G201 (on right front door pillar) Head up display (if equipped) Hot at all times Hvac control module Inflatable restraint sensing & diagnostic module (sdm) (under rear of center console, mounted to floorpan) Instrument panel cluster (ipc) Instrument panel integration module (behind left side of dash) Memory seat module (under driver seat) Powertrain control module (in air cleaner housing) Radio Rear fuse block (under left rear seat) Rear integration module (behind upper left rear seat cushion) Remote control door lock receiver (under rear package shelf) S202 (in i/p harn, 24 cm from ipm breakout) S203 S205 S217 (in body harn, 24 cm from p100) S308 S317 (in left seat harn, 11.5 cm from left seat harness) S345 (under right side of rear seat) Theft deterrent control module Vehicle interface unit (behind right rear seat back) W/ automatic temperature control W/ manual temperature control W/ memory W/ theft deterrent system W/ theft deterrent system, w/ memory W/ theft deterrent system, w/o memory W/ vehicle interface unit W/o theft deterrent system W/o vehicle interface unit COOLING FAN Cooling Fan Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Cooling Fan Wiring Diagram for Buick LeSabre Limited 2004: A10 A11 B10 B11 C10 C11 Cool fan 1 fuse 30a Cool fan 2 fuse 46 30a Coolfan 1 relay 40 (low sped) Coolfan 2 relay 37 (high speed) Coolfan s/p relay 39 (series/parallel) D10 E10 E11 Ect sens sig Engine coolant temperature (ect) sensor (on rear of Engine, near thermostat housing) F11 G10 G103 (on inner body panel) G11 Hi fan ctrl Hot at all times Left engine cooling fan (behind left side of radiator) Lo fan ctrl Low ref Powertrain control module (in air cleaner housing) Right engine cooling fan (behind left side of radiator) Splice pack sp103 Underhood fuse block (right front side of engine compartment) CRUISE CONTROL Cruise Control Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Cruise Control Wiring Diagram for Buick LeSabre Limited 2004: (in i/p harness, 23.5 cm from instrument cluster breakout) s201 Cr cont fuse 10a Cruise control module (on left side of engine compt, on strut tower) Cruise control on sw Cruise ind Cruise inhibit Cruise on/off Cruise set/coast Disable output Engage ouput Engaged input G106 (near left strut tower) Ground Head up display (hud) (on top left side of dash) Hot at all times Hot in on or start Ign 1 fuse 10a Ignition Inflatable restraint steering wheels module coil (steering wheel) Instrument panel cluster (ipc) Left steering wheels controls Logic Nca On/off Pnk Powertrain control module (pcm) (in air cleaner housing) Rear fuse block (under left rear seat) Resume/ accel Resume/accel Right steering wheels controls S215 (in body harness, 19.5 cm from p100) S216 S228 Set/ coast Sp106 Sp301 (in body harness, 8.5 cm from g300 breakout) Speed input Steering column fuse holder Stop lamp switch (on brake pedal bracket) Stop lp fuse 15a Stp lp sig input Transmissions system Underhood fuse block (right front side of engine compt) Vehicle speed input Vehicle speed out Vehicle speed sensor (vss) (on top right side of transmission output housing) Vehicle speed signal Vss high Vss low W/ head up display DEFOGGERS Defoggers Wiring Diagram, with Auto A/C for Buick LeSabre Limited 2004 List of elements for Defoggers Wiring Diagram, with Auto A/C for Buick LeSabre Limited 2004: (behind left rear "c" pillar) g404 (on left "c" pillar) g310 A12 C1 a4 C1 c8 C12 C13 C2 b12 C4 h Class 2 data Class 2 serial data Clock sig Computer data lines system Data sig Defogger switch Driver door module (ddm) (front of left front door) Feed Front passenger door module (fpdm) (front of right front door) Heated mirror element Hot at all times Hot in on or start Hvac control module Instrument panel integration module (behind left side of dash) Left outside rearview mirror Logic Nca Rear defog rly control Rear fuse block (under left rear seat) Rear integration module (behind upper left rear seat cushion) Rear window defogger Return Right outside rearview mirror Rr defog fuse 40a Rr defog relay S302 (in body harness, 14.5 cm from left power seat breakout) Serial data Defoggers Wiring Diagram, with Manual A/C for Buick LeSabre Limited 2004 List of elements for Defoggers Wiring Diagram, with Manual A/C for Buick LeSabre Limited 2004: (behind left rear "c" pillar) g404 (on left "c" pillar) g310 A12 A14 A15 C2 b12 C3 c4 Class 2 serial data Computer data lines system Defogger switch Heater & a/c control Hot at all times Hot in on & start Logic Nca Rear defog relay control Rear fuse block (under left rear seat) Rear integration module (behind upper left rear seat cushion) Rear window defogger Rr defog fuse 40a Rr defog relay ELECTRONIC SUSPENSION Electronic Suspension Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Electronic Suspension Wiring Diagram for Buick LeSabre Limited 2004: 5 volt reference Alc relay control Automatic level control (alc) compressor assembly (above left side of rear axle) Automatic level control suspension position sensor B10 C10 C11 Compressor motor Elc Elc fuse 30a Exhaust solenoid control G401 (on lower right corner of trunk) Hot at all times Hot in run Low reference Rear fuse block (under left rear seat) Rear integration module (rim) (behind upper left rear seat cushion) Red Relay Signal Solenoid valve Splice pack sp401 T10 T11 V10 V11 ENGINE PERFORMANCE 3.8L VIN K 3.8L VIN K, Engine Performance Wiring Diagram (1 of 4) for Buick LeSabre Limited 2004 List of elements for 3.8L VIN K, Engine Performance Wiring Diagram (1 of 4) for Buick LeSabre Limited 2004: (front of eng block, near starter) knock sensor 1 (le sabre) (bonneville) (not used) 18x ref 18x reference 3x ref 3x reference A/t iss low A/t speed sensor high Acc All times Anti-lock brake system B c Battery Bonneville le sabre Bypass Ckp 18x sig Ckp sync sig Cmp input Cmp output Cmp signal Computer data lines system Cooling fans system Cruise control system Cruise disable/inhibit Desired torque input Dis fuse 10a 20a E e Egr control ground Egr pos sens ground Evap purge valve Evaporative emissions canister purge solenoid (top of engine) Fuel inj 1 control Fuel inj 2 control Fuel inj 4 control Fuel inj 5 control Fuel inj 6 control G102 (lower front of eng) G105 (behind ower steering pump) Ground Hi speed cool fan Ho2s 1 low Ho2s 2 low Hot at Hot at all times Hot in run & start Iac coil b high Iat sensor ground Ign control Ign voltage Ignition Ignition control Ignition control module (icm) (on top left front of eng) Ignition switch (pigtailed for le sabre) Instrument cluster system (vehicle speed) Knock sensor 2 (on lower right side of eng block, near oil filter) Ks1 input Ks2 input Lo speed cool fan Lock Low ref Maf sensor input Map sensor +5 v Map sensor ground Mass air flow (maf) sensor (top of throttle body) Not used Off Pcm batt fuse 10a Pcm ground Pnk Pnk a Powertrain control module (in air cleaner housing) Ref low Reference low Run S212 (or s208) Sensor return Sensor return (eop) Serial data (class 2) Shift sol a control Shift sol b control Start Tan Tcc switch input Tp sensor ground Trans fuse 10a Trans range sw b Underhood fuse block (right front side of eng compt) Vehicle speed sensor (top right side of transmission output housing) Vss high Vss low Vss output 3.8L VIN K, Engine Performance Wiring Diagram (2 of 4) for Buick LeSabre Limited 2004 List of elements for 3.8L VIN K, Engine Performance Wiring Diagram (2 of 4) for Buick LeSabre Limited 2004: (behind power steering pump) g105 (ign module harn, near icm) (or 1-2 shift sol 2-3 shift sol A6 (or pnk) Automatic transaxle Automatic transaxle fluid pressure manual valve position switch Automatic transaxle fluid temperature sensor Automatic transaxle input shaft speed sensor Automatic transaxle internal mode switch B9 (or pnk) Camshaft position (cmp) sensor (front of eng, behind water pump pulley) Crankshaft position (ckp) sensor (front of eng, behind crank pulley) Cruise control system D4 (or pnk) Fuel injec- tors Hot in run & start Ign 1 fuse 10a Injr 1 fuse 10a Injr 2 fuse 10a Pnk Pressure control sol Rear fuse block Red S135 S136 S216 Stop lamp switch (near brake pedal) Tan Tcc pwm sol Tcc release switch Underhood fuse block (right front side of eng compt) 3.8L VIN K, Engine Performance Wiring Diagram (3 of 4) for Buick LeSabre Limited 2004 List of elements for 3.8L VIN K, Engine Performance Wiring Diagram (3 of 4) for Buick LeSabre Limited 2004: (bonneville) (bonneville) (le sabre) (eng harn, 10 cm from abs breakout) (eng harn, 6.5 cm from iac) (le sabre) (on brake pedal bracket) stop lamp/ auto trans shift lock control switch A/c refrigerant pressure sensor (behind a/c comp, on a/c line) Bonneville D a D3 pnk Engine oil level switch (front of eng oil pan) Engine oil pressure sensor (right side of engine) Exhaust gas recirculation (egr) valve (top right rear of engine) F/pmp fuse 20a Fuel pump Fuel pump relay Fuel tank pressure sensor (top of fuel tank) Fuel tank unit G105 (behind power steering pump) G200 (left front door pillar) G302 (under rear seat) G401 (lower right corner of trunk) Hot at all times Hot in acc or run Hot in run & start Ign-1 fuse 10a Ign1 fuse 10a Instrument cluster Intake air temperature sensor (left side of engine compt, in the air intake duct) Le sabre Malfunction indicator lamp (led for bonneville) Manifold absolute pressure sensor (top front of eng) Pnk Rear fuse block (under left rear seat) S105 (engine harn, 9.5 cm from pcm connector) S106 S109 S110 S216 S401 Tach input Tan Throttle position (tp) sensor (on throttle body assembly) 3.8L VIN K, Engine Performance Wiring Diagram (4 of 4) for Buick LeSabre Limited 2004 List of elements for 3.8L VIN K, Engine Performance Wiring Diagram (4 of 4) for Buick LeSabre Limited 2004: (left underside of chassis) 5 volt reference a 5 volt reference b A/c comp relay control A/c ref pressure A/c system A/t fluid temp input Anti-lock brake system Brake pedal sw out Cruise control system Cruise status Delivered torque control Ect sensor input Egr pintle position input Egr valve control Eng oil level sw input Engine coolant temperature (ect) sensor (on rear of eng, near thermostat housing) Evap solenoid control Evaporative emission (evap) canister vent solenoid Fuel inj 3 control Fuel level input Fuel pump relay control Fuel tank press sensor Fuel tank sender Gen term f monitor Gen term l control Heated oxygen bank 1 sensor 1 (in right exhaust manifold) Heated oxygen bank 1 sensor 2 (rear of catalytic converter) Ho2s 1 ctrl Ho2s 1 input Ho2s 2 ctrl Ho2s 2 input Hot in run & start Iac coil a high Iac coil a low Iac coil b low Iat sensor input Idle air control (iac) valve (top left side of eng) Ign 1 fuse 10a Ignition Ignition 1 Map sensor input Mil control Nca Oil pressure signal Oxy sen fuse 10a Pcm ign fuse 10a Pnk Powertrain control module (in air cleaner housing) Press sol high control Press sol low control Rear fuse block (under left rear seat) Red Sensor ground Starter relay output Starting/ charging system Tach signal Tan Tcc pwm sol control Tp sensor input Trans range p Trans range sw a input Trans range sw c input Trans tcc release sw in Underhood fuse block (right front side of eng compt) Vent sol fuse 10a EXTERIOR LIGHTS Back-up Lamps Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Back-up Lamps Wiring Diagram for Buick LeSabre Limited 2004: (behind upper left rear seat cushion) rear integration module A12 Automatic transaxle internal mode switch (ims) Automatic transaxle B12 Computer data lines system G105 (behind power steering pump) G401 (on lower right corner of trunk) Hot at all times Left back- up lamp Powertrain control module (in air cleaner housing) Prk/rev fuse 10a Rear fuse block (under left rear seat) Reverse lp rly ctrl Reverse relay Right back- up lamp S411 Serial data Sp105 Sp401 Tr sw a Tr sw b Exterior Lamps Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Exterior Lamps Wiring Diagram for Buick LeSabre Limited 2004: (behind right side of dash, under sound insulator) dash integration module (in i/p harness, (in i/p harness, 30.5 cm from i/p integration module breakout) (not used) 37 cm from i/p 8.5 cm from g300 breakout) A3 c1 Batt Center high mounted stop lamp (chmsl) Dmr fuse 10a Driver outside rearview mirror (turn signal indicator) F12 G103 (on inner body panel) G106 (near left strut tower) G200 (on left front door pillar) G201 (on right front door pillar) G401 (on lower right corner of trunk) G402 (on lower left corner of trunk) Gnd Hazard sw Head-up display (hud) (on top left side of dash) Headlamp sw Headlamp sw sign Headlamp switch Headlights system Hot at all times Hot in run or start Ign 1 fuse 10a Instrument panel cluster (ipc) Integration module breakout) L cornering lmp L park lp fuse 10a Left cornering lamp Left front marker lamp Left front park/ turn signal lamp Left rear marker lamp Left rear park lamps Left rear park/ stop/turn lamp Left turn Left turn ind Lf turn sign lmp License lamp Lr stop/turn lmp Nca Nca b Park lamp sw sign Park lp relay Passenger outside rearview mirror (turn signal indicator) Pk lp on input Pk lp sw Pnk Prk lp rly ctrl R cornering lmp R park lp fuse 10a Rear fuse block (under left rear seat) Rf turn sign lmp Right cornering lamp Right front marker lamp Right front park/ turn signal lamp Right rear marker lamp Right rear park lamps Right rear park/ stop/turn lamp Right turn Right turn ind Rr stop/turn lmp S121 S122 S203 S208 S224 nca S226 S251 S252 S309 S313 S411 S412 (in rear compt lid harness, 6 cm from p410) S413 (in rear compt lid harness, 10.5 cm from p410) Sp103 Sp106 Sp200 Sp201 Sp301 (in body harness, d Sp401 Sp402 Stop lamp switch (on brake pedal bracket) c1 Stop lmp sw out Stop lp fuse 15a Tan Tsig/ haz fuse 15a Turn signal/ hazard switch Turn signal/hazard flasher module (behind left side of dash, above data link connector) Under- hood fuse block (right front side of engine compt) Under- hood lamp GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 4) for Buick LeSabre Limited 2004 List of elements for Ground Distribution Wiring Diagram (1 of 4) for Buick LeSabre Limited 2004: (not used) A/c compressor clutch A/c compressor clutch diode A11 Accy relay Automatic transaxle Bare Brake fluid level switch Cool fan s/p relay Cruise control module Drl relay Electronic brake control module (ebcm) Engine oil level switch F11 G101 (lower front of engine) G102 (lower front of engine) G103 (on inner body panel) G104 (on top of transmission) G105 (behind power steering pump) G106 (near left strut tower) G107 (in front of underhood fuse block) Horn assembly Ign 1 relay Ignition control module (icm) Internal mode switch Left cooling fan Left cornering lamp Left low beam headlamp Left park/turn signal lamp Mass air- flow (maf) sensor N11 Powertrain control module (pcm) Right front park/turn signal lamp S122 (in forward lamp harness, 17 cm from c109) Splice pack sp103 Splice pack sp105 Splice pack sp106 Underhood fuse block (right front side of engine compartment) W/ cornering lamps W/o cornering lamps Wheel speed sensor (wss) rf shield Windshield washer pump Windshield wiper motor Ground Distribution Wiring Diagram (2 of 4) for Buick LeSabre Limited 2004 List of elements for Ground Distribution Wiring Diagram (2 of 4) for Buick LeSabre Limited 2004: (not used) A16 Automatic a/c Automatic transmission shift lock control actuator B16 Blower motor control module D16 Dash integration module (dim) Data link connector Driver door lock actuator Driver door lock cylinder switch Driver door lock switch Driver door module (ddm) Driver door switch assembly (ddsa) Driver heated seat switch Driver information display switch Driver outside rear view mirror Front cigar lighter G200 (on left front door pillar) G201 (on right front door pillar) G300 (on forward crossmember) Head up display (hud) dimmer switch Head up display (hud) switch Headlamp switch Heater & a/c control I/p compartment lamp switch If equipped Inflatable restraint steering wheel module coil Instrument panel cluster (ipc) Instrument panel integration module (ipm) Key buzzer switch Left steering wheel controls Manual a/c Memory/ personal- ization function switch Nca Passenger door module (pdm) Passenger outside rear view mirror Radio Rear compartment lid release switch Right steering wheel controls S203 (in i/p harness, 17.5 cm from ipm breakout) S205 (in i/p harness, 13.5 cm from hvac breakout) S208 (13 cm from sunload sensor assembly breakout) S214 (in steering wheel harness, 5 cm from sir coil) S225 (in steering column harness) S253 (in i/p harness, 6.5 cm outside from radio breakout) S500 (in left front door trim harness, 19 cm from c503 breakout) Splice pack sp200 Splice pack sp201 Splice pack sp300 Steering column fuse holder Tcc/cruise release switch Theft deterrent control module Traction control switch Turn signal multi-function switch Turn signal/ hazard flasher lamp module Ground Distribution Wiring Diagram (3 of 4) for Buick LeSabre Limited 2004 List of elements for Ground Distribution Wiring Diagram (3 of 4) for Buick LeSabre Limited 2004: (not used) (under left rear seat) rear fuse block (under right side rear seat) g305 6 way seats 8 way seats A11 A18 B12 Battery Dash integration module (dim) Driver heated seat module Driver memory seat module Driver seat adjuster switch Driver seat recline switch Floor ctsy lmp relay Front auxiliary power outlet Front passenger heated seat module Front passenger seat recline switch Front seat adjuster switch Fuel pump relay G301 (on forward crossmember) G302 (under left side of rear seat) G303 (under right front seat) G310 (on left "c" pillar) G404 (behind left rear "c" pillar) If equipped Ign 1 relay Inflatable restraint sensing & diagnostic module (sdm) Left rear door module Nca Onstar cellular antenna P11 Rear auxiliary power outlet Rear window defogger grid Remote control door lock receiver Right rear door module S315 (in left seat harness, 6.5 cm from left heated seat module connector breakout) S316 (under right front seat) S321 (in left seat harness, 9.5 cm from left seat harness) S322 (in right seat harness, 9.5 cm from right seat harness) S324 (w/heated seats) (in left seat harness, 9.5 cm from left seat harness) Splice pack sp301 (in body harness, 8.5 cm from g300 breakout) Splice pack sp302 Vehicle communication unit (vcu) W/ 2 way power seats W/ 6 & 8 way power seats W/ heated seats W/ memory & lumbar seats, auto dimming inside rear view & outside mirrors W/2 way power seats W/6 & 8 way power seats W/o heated seats W/o memory & lumbar seats, auto dimming inside rear view & outside mirrors Ground Distribution Wiring Diagram (4 of 4) for Buick LeSabre Limited 2004 List of elements for Ground Distribution Wiring Diagram (4 of 4) for Buick LeSabre Limited 2004: (if equipped) vehicle interface unit Automatic level control (alc) air compressor Center high mounted stop lamp (chmsl) Fuel tank unit G401 (on lower right corner of trunk) G402 (on lower left corner of trunk) Garage door opener If equipped Inside rear view mirror Left tail/ stoplamp Left back-up lamp Left rear reading lamp switch Left rear tail/ stoplamp Left vanity mirror License lamp Outside moisture sensor Overhead console cigar lighter Overhead console reading lamps Rear compartment lid release actuator Rear integration module Right back-up lamp Right cornering lamp Right high beam headlamp Right low beam headlamp Right rear marker lamp Right rear reading lamp switch Right rear side marker lamp Right rear turn/stop taillamp Right tail/ stoplamp Right vanity mirror S100 (in forward lamp harness, 4 cm from g103 breakout) S121 (in forward lamp harness, 17 cm from c109) S329 (in headliner harness, 15.6 cm from c329) S334 S360 S411 (in rear compartment lid harness, 34.5 cm from p410 breakout) Splice pack sp401 Splice pack sp402 Sunroof module W/ cornering lamps W/ garage door opener W/o cornering lamps W/o garage door opener HEADLIGHTS Headlights Wiring Diagram, with Auto A/C for Buick LeSabre Limited 2004 List of elements for Headlights Wiring Diagram, with Auto A/C for Buick LeSabre Limited 2004: (on top center of dash) sunload sensor assembly A11 A12 Air conditioning system B10 B11 B12 Batt Class 2 (dim) Class 2 serial data Computer data lines system Dash integration module (behind right side of dash, under sound insulator) Dimmer switch Drl relay F11 Flash- to-pass switch Fog/ drl fuse 15a G103 (on inner body panel) G200 (on left front door pillar) G401 (on lower right corner of trunk) Hdhi- bml fuse 10a Hdhi- bmr fuse 10a Hdlo- bml fuse 15a Hdlo- bmr fuse 15a Hdlp hi bm relay Hdlp lo bm relay Headlamp beam switch Headlamp dimmer switch Headlamp switch High beam ind Hot at all times Ign Illum Instrument panel cluster (ipc) Instrument panel integration module (ipm) (behind left side of dash) Interior lamp switch Interior lights system Ip fuse 10a Left high beam head- lamp Left low beam headlamp Lights on ind Logic Low M10 M11 N11 Nca P10 P11 Pk lp switch Pnk Prk lp relay Rear fuse block (under left rear seat) Right high beam headlamp Right low beam headlamp S100 S121 (w/ cornering lamps) S122 (w/ cornering lamps) S204 (in i/p harness, 6.5 cm from sunload sensor assembly breakout) S206 S208 S226 Sp103 Sp200 Sp401 Twilight delay sw Underhood fuse block (right front side of engine compt) Wiper/ washer system Headlights Wiring Diagram, with Manual A/C for Buick LeSabre Limited 2004 List of elements for Headlights Wiring Diagram, with Manual A/C for Buick LeSabre Limited 2004: (on top center of dash) sunload sensor assembly A11 A12 B10 B11 Batt Class 2 (dim) Class 2 serial data Computer data lines system Dash integration module (behind right side of dash, under sound insulator) Dimmer switch Drl relay F11 Flash- to-pass switch Fog/ drl fuse 15a G103 (on inner body panel) G200 (on left front door pillar) G401 (on lower right corner of trunk) Hdhi- bml fuse 10a Hdhi- bmr fuse 10a Hdlo- bml fuse 15a Hdlo- bmr fuse 15a Hdlp hi bm relay Hdlp lo bm relay Headlamp beam switch Headlamp dimmer switch Headlamp switch High beam ind Hot at all times Hvac control module Ign Illum Instrument panel cluster (ipc) Interior lamp switch Interior lights system Ip fuse 10a Left high beam head- lamp Left low beam head- lamp Lights on ind Logic Low M10 M11 N11 Nca P10 P11 Pk lp switch Pnk Prk lp relay Rear fuse block (under left rear seat) Right high beam head- lamp Right low beam head- lamp S100 S122 (w/ cornering lamps) S204 (in i/p harness, 6.5 cm from sunload sensor assembly breakout) S206 S208 S226 Sp103 Sp200 Sp401 Twilight delay sw Underhood fuse block (right front side of engine compt) Wiper/ washer system HORN Horn Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Horn Wiring Diagram for Buick LeSabre Limited 2004: A12 B12 D10 Dash integration module (behind right side of dash, under sound insulator) G103 (on inner body panel) Horn assembly (left front corner of vehicle) Horn brush Horn fuse 15a Horn relay Horn relay ctrl Horn switch Hot at all times Inflatable restraint steering wheel module (top of steering wheel) Nca Q10 Q11 S10 S11 Sp103 Underhood fuse block (right front side of engine compartment) INSTRUMENT CLUSTER Head-Up Display Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Head-Up Display Wiring Diagram for Buick LeSabre Limited 2004: Battery C11 Computer data lines system Cruise control system Data lines Dimming Dimming signal Exterior lights system G201 (on right front door pillar) Ground Head-up display (hud) (on top left side of dash) Head-up display (hud) switch Hot at all times Hot in run or start Ign 3 fuse 10a Ignition Image down Image up Instrument cluster circuit Interior lights system Ip fuse 10a Lf turn signal Motor down feed Motor up feed Powertrain control module (in air cleaner housing) Rear fuse block (under left rear seat) Rf turn signal S200 S201 (in i/p harness, 23.5 cm from instrument cluster breakout) S203 S205 S206 S215 (in body harness, 19.5 cm from p100) Sp201 Vehicle speed signal Instrument Cluster Wiring Diagram, with U2E for Buick LeSabre Limited 2004 List of elements for Instrument Cluster Wiring Diagram, with U2E for Buick LeSabre Limited 2004: 5v ref Abs ind Abs ind control Air bag ind Air bag ind control Battery Battery charge ind Battery charge ind control Brake fluid level switch Brake fluid lvl Brake ind Brake ind control Check oil level ind Check oil level ind control Computer data lines system Cruise control system Cruise ind Cruise ind control Data lines Driver information center (dic) switch Electronic brake control module (on left front of engine compartment) Eng/ met Eng/met sign Engine coolant temperature gauge Engine oil level switch (front of of engine oil pan) Engine oil pressure sensor (right side of engine, below power steering pump) Exterior lights system Fasten safety belt ind Fasten safety belt ind control Fuel gauge Fuel level sensor sig Fuel pump & sender assembly Fuel sensor G105 (behind power steering pump) G106 (near left strut tower) G200 (on left front door pillar) G201 (on right front door pillar) Ground Head-up display circuit Hi beam in control High beam ind Hot at all times Hot in run or start Ign 1 fuse 10a Ignition Illumination Instrument panel cluster (ipc) Interior lights system Ip fuse 10a Left turn Left turn ind Logic Low ref Low reference Mil control Oil pressure ind Oil pressure ind control Oil pressure sensor sig Park brake Park brake switch (on top of park brake pedal assembly) Pnk Powertrain control module (in air cleaner housing) Rear fuse block (under left rear seat) Reset Right turn Right turn ind S203 S206 S208 S216 S253 S401 (in body harness, 31.5 cm from fuel tank harness breakout) Security ind Security ind control Service engine soon ind Sp105 Sp106 Sp200 Sp201 Speedometer Tach signal Tachometer Traction off ind Traction off ind control Traction on ind Traction on ind control Trip reset Vehicle speed Vss signal Washer fluid lvl Wiper/washer system Instrument Cluster Wiring Diagram, with UB7 for Buick LeSabre Limited 2004 List of elements for Instrument Cluster Wiring Diagram, with UB7 for Buick LeSabre Limited 2004: 5v ref Abs ind Abs ind control Air bag ind control Airbag ind Battery Battery charge ind Battery charge ind control Brake fluid level switch Brake fluid lvl Brake ind Brake ind control Check oil level ind Check oil level ind control Computer data lines system Cruise control system Cruise ind Cruise ind control Data lines Driver information center (dic) switch Electronic brake control module (on left front of engine compartment) Eng/ met Eng/met sign Engine coolant temperature gauge Engine oil level switch (front of engine oil pan) Engine oil pressure sensor (right side of engine, below power steering pump) Exterior lights system Fasten safety belt ind Fasten safety belt ind control Fuel gauge Fuel info Fuel level sensor sig Fuel pump & sender assembly Fuel sensor G105 (behind power steering pump) G106 (near left strut tower) G200 (on left front door pillar) G201 (on right front door pillar) Gauge info Ground Head-up display circuit Hi beam in control High beam ind Hot at all times Hot in run or start Ign 1 fuse 10a Ignition Illumination Instrument panel cluster (ipc) Interior lights system Ip fuse 10a Left turn Left turn ind Logic Low ref Low reference Mil control Odo/ trip Odo/trip Oil pressure ind Oil pressure ind control Oil pressure sensor sig Park brake Park brake switch (on top of park brake pedal assembly) Pnk Powertrain control module (in air cleaner housing) Rear fuse block (under left rear seat) Reset Right turn Right turn ind S201 (in i/p harness, 23.5 cm from instrument cluster breakout) S203 S206 S208 S216 S253 S401 (in body harness, 31.5 cm from fuel tank harness breakout) Security ind Security ind control Service engine soon ind Sp105 Sp106 Sp200 Sp201 Speedometer Tach signal Tachometer Tan Traction off ind Traction off ind control Traction on ind Traction on ind control Vehicle speed Vss signal Washer fluid lvl Wiper/washer system INTERIOR LIGHTS Courtesy Lamps Wiring Diagram (1 of 2) for Buick LeSabre Limited 2004 List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Buick LeSabre Limited 2004: (in body harness, 14.5 cm from left power seat breakout) s302 A12 B12 C1 a4 Class 2 serial data Computer data lines system D12 Driver door courtesy lamp Driver door lock actuator (rear of driver door) Driver door module (ddm) E11 E12 Front passenger door lock actuator (rear of front passenger door) G401 (on lower right corner of trunk) Ground Hot at all times Inadvertent power relay control Instrument panel integration module (behind left side of dash) Int lp fuse 10a Int lp relay J11 J12 L11 L12 Left foot well courtesy lamp Left front door open input Left rear door courtesy lamp Left rear door lock actuator Left rear door module (front of left rear door) Left rear door open input Rear compartment courtesy lamp Rear compartment lid ajar switch Rear compartment lid release actuator (on center rear of luggage compt, near latch) Rear fuse block (under left rear seat) Rear integration module (behind upper left rear seat cushion) Red/ Right front door module (front of right front door) Right front door open input Right rear door lock actuator Right rear door module (front of right rear door) Right rear door open input Simple bus interface (sbi) Sp306 (in body harness, 8 cm from rear fuse block breakout) Sp401 Tan Tan/ To s332 (diagram 2 of 2) To s333 (diagram 2 of 2) To sp310 (diagram 2 of 2) Courtesy Lamps Wiring Diagram (2 of 2) for Buick LeSabre Limited 2004 List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Buick LeSabre Limited 2004: A10 B10 From rear fuse block (diagram 1 of 2) From sp306 (diagram 1 of 2) Front passenger door courtesy lamp Front passenger foot well courtesy lamp G201 (on right front door pillar) G402 (on lower left corner of trunk) I/p compartment lamp and switch Inadvertent power input Interior lamp ground Left front reading courtesy lamp Left reading/ courtesy lamp Left vanity mirror lamp Overhead console Rear integration module (behind upper left rear seat cushion) Right front reading courtesy lamp Right reading/ courtesy lamp Right rear door courtesy lamp Right vanity mirror lamp S203 S329 S332 S333 Sp201 Sp310 (in body harness, 18 cm from rear fuse block breakout) Sp402 W/ vanity mirror W/o vanity mirror Instrument Illumination Wiring Diagram (1 of 2) for Buick LeSabre Limited 2004 List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Buick LeSabre Limited 2004: (automatic a/c) (in i/p harness, 4 cm from sunload sensor assembly breakout) s207 (in steering column harness) s227 (manual a/c) A4 c1 B15 B16 Control power Dash integration module (behind right side of dash, under sound insulator) Dimr fuse 14 10a Drivers information display (dic) switch Front cigar lighter G200 (on left front door pillar) G201 (on right front door pillar) Head- lamp switch Head-up display (hud) switch Heater & a/c control assembly Hot at all times Incandescent dimming output Inflatable restraint steering wheel module coil (steering wheel) Instrument panel cluster (ipc) Left steering wheel controls Nca Park lamp input Park lamp relay control Prk lp relay Radio Rear fuse block (under left rear seat) Right steering wheel controls S203 S208 S225 S228 Sp200 Sp201 Sp301 (in body harness, 8.5 cm from g300 breakout) Steering column fuse holder Switch fuse 2a Instrument Illumination Wiring Diagram (2 of 2) for Buick LeSabre Limited 2004 List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Buick LeSabre Limited 2004: (automatic a/c) (automatic a/c) (manual a/c) (in body harness, 14.5 cm from left power seat breakout) s302 (in left front door trim harness, 19 cm from c503 breakout) s501 (in right front door trim harness, 9 cm from c603 breakout) s603 (manual a/c) 5v ref A11 A12 A14 A15 Air conditioning system Air temperature switch assembly (if equipped) B11 a2 B12 a6 B8 a4 Backlight lamps ctrl C1 a4 C1 a5 C2 b12 C2 b2 C2 b3 C6 b6 Class 2 serial data Computer data lines system Courtesy lamp circuit D8 a3 Dash integration module (behind right side of dash, under sound insulator) Driver door lock switch Driver heated seat switch (if equipped) Driver window switch Drivers door module (ddm) Front passenger door lock switch Front passenger window switch G200 (on left front door pillar) Ground Head Headlamp switch Hvac control module (manual a/c) instrument panel integration module (automatic a/c) (behind left side of dash) I/p dimmer switch I/p dimmer switch input Instrument panel cluster (ipc) Interior lamp switch Interior lamp switch input Low ref Memory function switch (if equipped) Off Park Park lp sw on sig Radio Rear integration module (behind upper left rear seat cushion) Right front door module (front of right front door) Right front heated seat switch (if equipped) S204 (in i/p harness, 6.5 cm from sunload sensor assembly breakout) S208 S500 (in left front door trim harness, 19 cm from c503 breakout) S604 (in right front door trim harness, 21 cm from c603 breakout) Simple bus interface (sbi) Sp200 Twilight delay switch MEMORY SYSTEMS Memory Mirrors Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Memory Mirrors Wiring Diagram for Buick LeSabre Limited 2004: (in left front door trim harness, 19 cm from c503 breakout) s500 (or tan) A vertical position input A vertical position sensor signal B horizontal position input B horizontal position sensor signal Batt(+) Battery Door locks system Driver Driver 1 input Driver 2 input Driver door module Driver door switch assembly (ddsa) Driver outside rearview mirror Drv mdl fuse 10a E position sensors return Exit Front passenger door module (in front passenger's door) G200 (on left front door pillar) G201 (on right front door pillar) Gnd Heating element feed Heating element return Horizontal motor Hot at all times Interior lights system J right motor control K down motor control Left motor control M position sensors feed Memory personalization function switch Mirror heating element Motor control Pass mdl fuse 10a Passenger outside rearview mirror Rear fuse block (under left rear seat) S302 (in body harness, 14.5 cm from left power seat breakout) S602 (lesabre) Serial data Sp200 Sp201 Up l Vertical motor Memory Seat Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Memory Seat Wiring Diagram for Buick LeSabre Limited 2004: (in left seat harn, 16 cm from left seat harn) (in left seat harn, 21 cm from left seat harn) Batt Battery C (bonneville) C10 C11 C12 C13 C14 C15 C16 Class 2 data Computer data lines system D (lesabre) D10 D11 D12 D13 D14 D15 D16 Driver Driver 1 input Driver 2 input Driver door module Driver door switch assembly (ddsa) Driver front vertical position sensor (under driver seat) Driver seat adjuster switch Driver seat front vertical motor (under driver seat) Driver seat horizontal motor (under driver seat) Driver seat horizontal position sensor (under driver seat) Driver seat lumbar horizontal motor (left front seat back) Driver seat lumbar horizontal position sensor (left front seat back) Driver seat lumbar switch Driver seat lumbar vertical motor (left front seat back) Driver seat lumbar vertical position sensor (left front seat back) Driver seat rear vertical motor (under driver seat) Driver seat rear vertical position sensor (under driver seat) Driver seat recline motor (left front seat back) Driver seat recliner position sensor E12 Entire Exit Frnt hgt mtr sens in Front Front height sw input Frt vert dn ctrl Frt vert up ctrl Fwd Fwd-bk mtr sens in Fwd/bk sw input G301 (on forward crossmember) Ground Horiz backward ctrl Horiz forward ctrl Hot at all times Interior lights system Lesabre in left lumbar harn, 5 cm from c14 connector) (bonneville: in left lumbar harn, 5 cm from c314) Lumbar down ctrl Lumbar down in Lumbar forward ctrl Lumbar in input Lumbar in/out sens in Lumbar out in Lumbar rearward ctrl Lumbar up ctrl Lumbar up in Lumbar up/dn sens in Mem fuse 10a Memory personalization function switch Memory seat module (under driver's seat) Nca Out Pnk Pnk a Position sensors feed Pwr seat circuit breaker 30a Rear Rear fuse block (under left rear seat) Rear height sw input Rear hgt mtr sens in Rear vert up ctrl Recline Recline back ctrl Recline forward ctrl Recline mtr sens in Recliner sw input Red S317 S317 (in left seat harn, 11.5 cm from left seat harn) S319 S320 S321 (w/ heated seats) S330 S331 Serial data Solid state Sp301 (in body harness, 8.5 cm from g300 breakout) Tan POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 4) for Buick LeSabre Limited 2004 List of elements for Power Distribution Wiring Diagram (1 of 4) for Buick LeSabre Limited 2004: (right front side of engine compartment) underhood fuse block A/c clu fuse 15a A/c clu relay A10 Abs fuse 50a Accy fuse 15a Accy relay Automatic trans- mission Aux pwr fuse 20a B12 Battery C/ltr fuse 20a Cigar lighter Cool fan 1 (low speed relay) Cool fan 1 fuse 30a Cool fan 2 (high speed relay) Cool fan 2 fuse 30a Cool fan s/p relay Cr cont fuse 10a Cruise control module (ccm) D12 Dis fuse 20a Drl relay E12 Electronic brake control module Evaporative emissions (evap) canister purge solenoid Fog/ drl fuse 15a From fog/ b drl fuse (diagram 1 of 4) From pcm c batt fuse (diagram 1 of 4) Front auxiliary power outlet Fuel injector G10 G103 (on inner body panel) G11 G201 (on right front door pillar) G301 (on forward crossmember) Generator Hdlp lo bm relay Hdlp hi bm relay Heated oxygen sensor bank 1 sensor 1 (ho2s1) Heated oxygen sensor bank 1 sensor 2 (ho2s2) Horn fuse 15a Horn relay Ign 1 fuse 10a Ign-1 relay 38 Ignition control module (icm) Injr 1 fuse 10a Injr 2 fuse 10a Interior lights system M10 M11 Mass air flow (maf) sensor Outside moisture sensor Oxy sen fuse 10a Pcm batt fuse 10a Pcm ign fuse 10a Pnk Pnk p Power- train control module Powertrain control module (pcm) Q10 Rear auxiliary power outlet Red S10 S203 S350 Sp103 Sp201 Sp301 (in body harness, 8.5 cm from g300 breakout) Start 1 relay Start circuit breaker 30a Start relay Starter solenoid Theft deterrent control module To cigar relay (diagram 2 of 4) To hdlp lo bm relay (diagram 1 of 4) To ign-1 relay (diagram 1 of 4) To rear fuse block (diagram 2 of 4) To underhood fuse block (diagram 4 of 4) Trans fuse 10a Underhood fuse block (right front side of engine compt) V10 W/ battery saver W/o battery saver Wind- shield wiper motor Wind- shield wiper switch Wsw fuse 30a Power Distribution Wiring Diagram (2 of 4) for Buick LeSabre Limited 2004 List of elements for Power Distribution Wiring Diagram (2 of 4) for Buick LeSabre Limited 2004: (in body harness, 17 cm from p100) s216 (in body harness, 5.5 cm from rear fuse block breakout) s308 (under left rear seat) rear fuse block (under left side of rear seat) g302 A10 A11 A12 Aldl fuse 10a Audio fuse 10a B nca B12 Body fuse 15a C10 C2 c4 Cigar fuse 40a Cigar relay D10 D11 D12 Dash integration module (dim) Data link connector (dlc) Dim fuse 10a Driver heated seat module Driver memory seat module Driver seat adjuster switch Driver seat lumbar switch E11 Evaporative emissions (evap) canister purge solenoid F/ pmp relay F/pmp fuse 20a F/tnk dr lock relay F/tnk dr rel relay From aux/pwr fuse (diagram 1 of 4) From battery a (diagram 1 of 4) From e cigar fuse (diagram 2 of 4) From f aldl fuse (diagram 2 of 4) Fuse holder steering column Garage door opener Generator Htdst lf fuse 10a Htdst rf fuse 10a Hvac batt fuse 10a Hvac control module Ign-1 fuse 10a Ign-1 relay 41 Inflatable restraint sensing & diagnostic module (sdm) Inflatable restraint steering wheel module coil Instrument panel cluster (ipc) Instrument panel integration module Int lp fuse 10a Int lp relay L10 L11 L12 Mem fuse 10a N10 Nca Park lp relay Park relay Passenger heated seat module Pnk Power sunroof express module Prk/rev fuse 10a Radio Rap fuse 20a Rap relay Rear defog relay Rear fuse block (under left rear seat) Rear integration module (rim) Reverse relay Rr defog fuse 40a S224 Sir fuse 15a Stop lamp/ automatic transmission shift lock control switch Switch fuse 2a To drv mdl fuse (diagram 3 of 4) To ign-1 relay (diagram 2 of 4) To park lp relay (diagram 2 of 4) To rear fuse block (diagram 4 of 4) Trk rel relay Trk/ rel relay Turn signal/ multi- function switch Vehicle communication interface module (vcim) Ventsol fuse 10a W/ electronic a/c W/ universal garage door opener W/o electronic a/c W/o universal garage door opener Power Distribution Wiring Diagram (3 of 4) for Buick LeSabre Limited 2004 List of elements for Power Distribution Wiring Diagram (3 of 4) for Buick LeSabre Limited 2004: (in i/p harness, 6 cm from instrument cluster breakout) (in i/p harness, 6.5 cm from instrument cluster breakout) s206 (in left seat harness, 9.5 cm from right seat harness) s323 (in right front door harness, 10 cm from door module connector breakout) s602 (under left rear seat) rear fuse block (under left side of rear seat) g302 A h A10 A11 Abs fuse 10a Automatic level control (alc) air compressor B10 Blower motor control processor C11 C12 Dash inte- gration module Digital radio receiver Driver adjuster seat switch Driver door module (ddm) Driver heated seat module Driver memory seat module Drv mdl fuse 10a E10 E12 Elc fuse 30a Elc relay Electronic brake control module F h F1 c3 F11 F12 From hvac g batt fuse (diagram 2 of 4) From sdar i fuse (diagram 3 of 4) From stop h lp fuse (diagram 3 of 4) Front passenger door module (fpdm) Front passenger heated seat module Front passenger seat adjuster switch Front passenger seat recline switch H11 Head up display Head up display (hud) Head up display (hud) switch Headlamp switch Hvac blo fuse 30a Hvac control module Hvac fuse 10a Ign sw fuse 15a Ign-3 fuse 10a Ign-3 relay Inside rear view mirror Instrument panel cluster Instrument panel integration module (ipm) Ip fuse 10a Left air temperature actuator Left rear door module (lrdm) Mode actuator Pass mdl fuse 10a Pwr seat circuit breaker 30a Pwr wdo circuit breaker 30a Rear fuse block (under left rear seat) Rear inte- gration module (rim) Recirc- ulation actuator Red Remote control door lock receiver (rcdlr) Right air temperature actuator Right rear door module (rrdm) Right seat lumbar switch Rrdrmdl fuse 10a S200 S221 S304 (in body harness, 11.5 cm from g300 breakout) S307 (in body harness, 1.5 cm from rear fuse block breakout) Sdar fuse 5a Stop lp fuse 15a Stoplamp/ auto transmission shift lock control switch To ign sw fuse (diagram 3 of 4) To ign-3 relay (diagram 3 of 4) To ignition switch (diagram 4 of 4) To rear fuse block (diagram 4 of 4) Tsig/haz fuse 15a Turn signal/ hazard flasher module Underhood fuse block (right front side of engine compartment) W/ 6 way seat W/ electronic a/c W/ memory seat W/ recline seat w/o recline seat W/o 6 way seat W/o electronic a/c W/o memory seat Power Distribution Wiring Diagram (4 of 4) for Buick LeSabre Limited 2004 List of elements for Power Distribution Wiring Diagram (4 of 4) for Buick LeSabre Limited 2004: (in body harness, 56 cm from rear of dim breakout) s212 (in i/p harness, 13 cm from sunload sensor assembly breakout) s208 A/c clutch relay A11 Acc Dash integration module (dim) E10 Elc relay From accy relay (diagram 1 of 4) From ign sw fuse (diagram 3 of 4) From ign-1 relay (diagram 1 of 4) From ign-1 relay (diagram 2 of 4) From ign-3 relay (diagram 3 of 4) Ignition switch Lock Nca Park relay Pnk Powertrain control module (pcm) Rear defog relay Rear fuse block (under left rear seat) Run Start T10 Theft deterrent control module Underhood fuse block (right front side of engine compartment) Unlock V11 POWER DOOR LOCKS Door Lock Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Door Lock Wiring Diagram for Buick LeSabre Limited 2004: (in left front door trim harness, 19 cm from c503 breakout) (in right front door trim harness, 21 cm from c603 breakout) (under left side of rear seat) g302 Actuator dr Ajar Battery Class 2 data Computer data lines system Cylinder switch Door ajar Door open Driver door lock actuator (rear of driver door) Driver door lock switch Driver door switch assembly (ddsa) Drvmdl fuse 7 10a E10 Front passenger door lock actuator (rear of front passenger door) G200 (on left front door pillar) G201 (on right front door pillar) G301 (on forward crossmember) Gnd Ground Hot at all times Ign sw fuse 29 15a Interior lights system Interior lights systems Key cyl in Left front door module (front of left front door) Left rear door lock actuator Left rear door module (front of left rear door) Lock Open Pass mdl fuse 25 10a Passenger door lock switch Pwr wdo circuit breaker 57 30a Rear fuse block (under left rear seat) Remote function actuator (rfa) module Right front door module (front of right front door) Right rear door lock actuator Right rear door module (front of right rear door) Rrdr mdl fuse 18 10a S302 (in body harness, 14.5 cm from left power seat breakout) S500 S602 S604 Sbi Serial data Sib Sp200 Sp201 Sp301 (in body harness, 8.5 cm from g300 breakout) Sp302 Tan Unlock W/ anti- theft W/ anti-theft POWER MIRRORS Power Mirrors Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Power Mirrors Wiring Diagram for Buick LeSabre Limited 2004: (in body harness, 14.5 cm from left power seat breakout) (in left front door trim harness, 19 cm from c503 breakout) s500 A7 c3 Automatic day B1 c3 Bare Battery (b+) Battery b+ Buick Bus interface Computer data lines system D3 c3 Defogger system Door locks system Down ctrl Drain wire Driver door lock switch Driver door module (ddm) Driver door switch assembly Driver outside rearview mirror Drv mdl fuse 10a E2 c3 Ec feed Ec return Exterior lights system F2 c3 Front passenger door module (fpdm) (bonneville: in front passenger's door) G200 (on left front door pillar) G201 (on right front door pillar) G402 (lesabre: on lower left corner of trunk) (bonneville: on lower left corner of rear compt) Gnd Ground Heating element Horizontal motor Hot at all times Hot in on or start Ign 1 fuse 10a Ign 3 voltage Inside rear view mirror Interior lights system Keypad led Keypad pwr Keypad signal L mirror input Left Left ctrl Mic (+) Mic (-) Mirror dn input Mirror l input Mirror r input Mirror switch Mirror up input Night input sig Park/rev fuse 10a Pass mdl fuse 10a Passenger outside rearview mirror Pnk Pwr wdo circuit breaker 30a R mirror input Rear fuse block (under left rear seat) Reverse lamp relay Reverse sig Right Right ctrl S302 S334 Serial data Signal Sp200 Sp201 Up ctrl Vehicle communication interface module (vcim) (bonneville: behind right rear seat back) Vertical motor POWER SEATS 6-Way & Recliner Power Seat Wiring Diagram for Buick LeSabre Limited 2004 List of elements for 6-Way & Recliner Power Seat Wiring Diagram for Buick LeSabre Limited 2004: Bonneville D d Driver seat adjuster switch Driver seat front vertical motor Driver seat horizontal motor Driver seat rear vertical motor Driver seat recline motor (in driver's seat back) E12 Entire seat backward Entire seat forward F12 Front passenger seat adjuster switch Front passenger seat front vertical motor Front passenger seat horizontal motor Front passenger seat rear vertical motor Front passenger seat recline motor Front vertical down Front vertical up G301 (under right front seat) Hot at all times Lesabre Nca Pwr seat circuit breaker 30a Rear fuse block (under left rear seat) Rear vertical down Rear vertical up Recline backward Recline forward S322 S322 (w/ heated seats) S323 (bonneville) S324 S324 (w/ heated seats) S325 (bonneville) Sp301 Tan 6-Way Power Seat Wiring Diagram for Buick LeSabre Limited 2004 List of elements for 6-Way Power Seat Wiring Diagram for Buick LeSabre Limited 2004: C d D c Driver seat adjuster switch Driver seat front vertical motor Driver seat horizontal motor Driver seat rear vertical motor E12 Entire seat backward Entire seat forward F12 Front passenger seat adjuster switch Front passenger seat front vertical motor Front passenger seat rear horizontal motor Front passenger seat rear vertical motor Front vertical down Front vertical up G301 (under right front seat) Hot at all times Lesabre bonneville Pwr seat circuit breaker 30a Rear fuse block (under left rear seat) Rear vertical down Rear vertical up S322 (le sabre w/ heated seats) S324 (le sabre w/ heated seats) Sp301 Tan Heated Seats Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Heated Seats Wiring Diagram for Buick LeSabre Limited 2004: (in left front door trim harness, 19 cm from c503 breakout) s500 (in right front door trim harness, 21 cm from c603 breakout) s604 A12 B12 C11 Cntrld gnd Computer data links system Data Door locks system Driver door module Driver heated seat back element Driver heated seat cushion element Driver heated seat module Driver heated seat switch Front passenger door module Front passenger heated seat back element Front passenger heated seat cushion element Front passenger heated seat module Front passenger heated seat switch G301 (on forward crossmember) Gnd Ground Heater cntrl Heating element Hi led Hot at all times Hot in on Htdstlf fuse 10a Htdstrf fuse 10a Ign Ign 3 rr fuse 10a Interior lights system Lo led Nca Off Off sw Pnk Rear fuse block (under left rear seat) Rear integration module (behind upper left rear seat cushion) Red S304 S321 S322 Simple bus Sp301 Status output Sw signal Temp sense Temp senser Thermistor Recliner Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Recliner Wiring Diagram for Buick LeSabre Limited 2004: Back Driver seat recline motor (left front seat back) Driver seat recline switch E12 F12 Forward Front passenger recline motor Front passenger seat recline switch G301 (on forward crossmember) Hot at all times Nca Pwr seat circuit breaker 30a Rear fuse block (under left rear seat) S315 S316 Sp301 POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Power Top/Sunroof Wiring Diagram for Buick LeSabre Limited 2004: Close Express Express inp G401 (on lower right corner of trunk) Ground Hot at all times Limit sw Limit switch Low ref Motor ctrl Open Power sunroof switch Rap control Rap fuse 20a Rap relay Rear fuse block (under left rear seat) Rear integration module (rim) (behind upper left rear seat cushion) Red Slide input Sp401 Sunroof module (rear of glass assembly, above headliner) Sunroof motor (rear of glass assembly, above headliner) Vent input POWER WINDOWS Power Windows Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Power Windows Wiring Diagram for Buick LeSabre Limited 2004: (in body harness, 14.5 cm from left power seat breakout) s302 Battery Data Door locks system Down Down input Down signal Driver door module (front of left front door) Driver door switch assembly (ddsa) Driver window motor (front of driver door) Drvmdl fuse 10a Express down Express input Front passenger door module (front of right front door) Front passenger window motor (front of front passenger door) Front passenger window switch G200 (on left front door pillar) G201 (on right front door pillar) G301 (on forward crossmember) G302 (under left side of rear seat) Ground Hot at all times Illum Interior lights system Left front window Left rear door module (front of left rear door) Left rear window Left rear window motor Left rear window switch Lockout input Memory systems Motor down Motor up Pass mdl fuse 10a Pwr wdo circuit breaker 30a Rear fuse block (under left rear seat) Right front window Right rear door module (front of right rear door) Right rear window Right rear window motor Right rear window switch Rrdr mdl fuse 10a S602 Serial data Sp200 Sp201 Sp301 Sp302 Up input Up signal Window lockout Window switches RADIO Radio Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Radio Wiring Diagram for Buick LeSabre Limited 2004: (on forward crossmember) (on left front door pillar) A10 A11 A12 A13 A14 A15 A16 Am/fm rear glass antenna Ant in (sat) Ant in (terr) Antenna Aud out - Audio fuse 21 10a Audio output Automatic a/c B10 B11 B12 B13 B14 B15 B16 Bare Batt Case gnd Coax Computer data lines system Dash integration module (behind right side of dash, c2 under sound insulator) Data Digital radio antenna Digital radio receiver (left side of rear compt) Drain wire Enable Fm comp sig Fm front glass antenna Front ant G200 G300 Gnd Ground Hot at all times Ill Inflatable restraint steering wheel module coil (steering wheel) Interior lights system Left front door speaker Left front tweeter Left rear speaker Left steering wheel controls Lf aud + Lf spkr Low ref Lr spkr Lt audio sig Nca Radio Radio antenna module (on center rear of headliner) Rear ant Rear fuse block (under left rear seat) Red Rf spkr Right front door speaker Right front tweeter Right rear speaker Right steering wheel controls Rr spkr Rt aud + Rt audio sig S208 Sdar fuse 5a Serial data Sig out Sp200 Sp300 Sp402 Steering column fuse holder Sw1 Sw2 Sw3 Sw4 Sw5 Sw6 Sw7 Sw8 Switch fuse 2a Tan Vehicle communication interface module (vcim) Voice sig SHIFT INTERLOCK Shift Interlock Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Shift Interlock Wiring Diagram for Buick LeSabre Limited 2004: A/t shift lock control solenoid A/t shift lock control switch A12 Automatic transaxle Automatic transaxle internal mode switch B b b B12 C1 b Computer data lines system Data line G105 (behind power steering pump) G200 (on left front door pillar) Hot at all times Hot in on Park relay Park relay control Powertrain control module (in air cleaner housing) Prk/rev fuse 10a Rear fuse block (under left rear seat) Rear integration module (behind upper left rear seat cushion) S225 Shift control assembly Sp105 Sp200 Stop lamp switch (on brake pedal bracket) STARTING/CHARGING Charging Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Charging Wiring Diagram for Buick LeSabre Limited 2004: (not used) a (under right side rear seat) g305 A11 A12 B12 Battery Battery volt indicator Battery volts high Battery volts low Check charge system Computer data lines system Dash integration module (behind right side of dash, under sound insulator) Dim fuse 10a Driver information center E11 Gen field duty cycle sig Gen turn on sig Generator l Hot at all times Instrument panel cluster (ipc) Power distribution system Powertrain control module (in air cleaner housing) Rear fuse block (under left rear seat) Red Serial class 2 data Serial data class 2 Starter solenoid (lower front of engine) System voltage measurement Underhood fuse block (right front side of engine compartment) Starting Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Starting Wiring Diagram for Buick LeSabre Limited 2004: Acc Battery Charging circuit Computer data lines system G305 (under right side rear seat) Ground distribution system Hold in coil Hot in run or start Ign crank sense Ign sw fuse 15a Ignition swtch Lock Nca Pcm batt fuse 10a Power distribution system Powertrain control module (in air cleaner housing) Pull in coil Rear fuse block (under left rear seat) Run Serial data class 2 Start Start 1 relay Start circuit breaker 30a Starter ctrl Starter motor Starter solenoid (lower front of engine) Underhood fuse block (right front side of engine compartment) Unlock SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Supplemental Restraints Wiring Diagram for Buick LeSabre Limited 2004: A10 A11 A12 A13 A14 A15 A16 A17 A18 Air bag indicator Case ground Class 2 serial data Computer data lines system Dash integration module (dim) (behind right side of dash, under sound insulator) Data link connector (dlc) (partial) (under lower left side of dash) G303 (under right front seat) Ground High control Hot in on & start Ignition Inflatable restraint front end sensor Inflatable restraint i/p module Inflatable restraint sensing & diagnostic module (sdm) (under rear of center console, mounted to floor pan) Inflatable restraint steering wheel module Inflatable restraint steering wheel module coil Instrument panel cluster Left front inflatable restraint side impact module Left front seat belt switch (closed w/seat belt unbuckled) (in seat belt assembly, near floor) Left inflatable restraint side impact sensor (sis) (at base of left "b" pillar, behind trim panel) Low control Nca Pnk Rear fuse block (under left rear seat) Right front inflatable restraint side impact module Right inflatable restraint side impact sensor (sis) (at base of right "b" pillar, behind trim panel) S202 (in i/p harn, 24cm from ipm breakout) Seat belt sw input Seat belt sw return Sensor signal Sensor voltage Shorting bar Signal Sir fuse 8 15a Solid state Tan Voltage TRANSMISSION 3.8L VIN K 3.8L VIN K, A/T Wiring Diagram for Buick LeSabre Limited 2004 List of elements for 3.8L VIN K, A/T Wiring Diagram for Buick LeSabre Limited 2004: (rear of engine, near thermostat housing) engine coolant temperature (ect) sensor (top right side of transmission output housing) vehicle speed sensor (vss) 1-2 shift sol 2-3 shift sol 5 volt ref A/t fluid temp A/t iss low A/t speed sens Acc Automatic transaxle Automatic transaxle fluid temperature sensor Automatic transaxle input shaft speed sensor Automatic transaxle internal mode switch Automatic transmission fluid pressure manual valve position switch B c Battery Bonneville Bonneville le sabre Computer data lines system Cruise control system E e Ect sensor in G105 (behind power steering column) Hot at all times Hot in run or start Ign Ign 1 Ign 1 fuse 10a Ign-1 fuse 10a Ignition Ignition 1 Ignition switch (pigtailed for le sabre) Instrument cluster Instrument cluster, turn signal switch Le sabre Lock Logic Malfunc- Malfunction indicator lamp Manifold absolute pressure sensor Map sensor gnd Mil control Off Pcm batt fuse 10a Pcm ground Pcm ign fuse 10a Pnk Powertrain control module (pcm) (near air cleaner housing) Press sol high Press sol low Pressure control sol Rear fuse block Red Run S109 S212 (or s208) S216 Sensor return Serial data Shift sol a Shift sol b Start Stop lamp switch (near brake pedal) Tcc pwm sol Tcc rel switch Tcc release sw Tcc sw Tcc/ cruise switch Throttle position (tp) sensor (on throttle body assembly) Tion ind lamp Tp sensor gnd Tp sensor in Trans fuse 10a Trans sw a Trans sw b Trans sw c Trans sw p Under- hood fuse block Vss hi (signal) Vss lo (ground) TRUNK, TAILGATE, FUEL DOOR Trunk Release Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Trunk Release Wiring Diagram for Buick LeSabre Limited 2004: A10 A9 c2 Aldl fuse 10a B nca B12 Body fuse 15a Class ii data Computer data lines system Drivers door switch assembly (ddsa) G200 (on left front door pillar) G401 (on lower right corner of trunk) Ground Hot at all times L10 Left front door module (front of left front door) N10 Rear compartment lid release actuator (on center rear of luggage compt, near latch) Rear compartment lid release switch Rear fuse block (under left rear seat) Rear integration module (behind upper left rear seat cushion) S308 (w/ universal garage door opener) S500 (in left front door trim harness, 19 cm from c503 breakout) Serial data Sp200 Sp401 Sw input Tan/ Trk/ rel Trunk release relay control WARNING SYSTEMS Warning Systems Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Warning Systems Wiring Diagram for Buick LeSabre Limited 2004: (in i/p harness, 30.5 cm from i/p integration module breakout) s251 (on left front of engine compt) electronic brake control module A11 A12 A14 A15 A16 Battery Chck tire pressures Class 2 (ibm) Class 2 (sdm) Class 2 serial data Computer data lines system Dash integration module (behind right side of dash, under sound insulator) Door open Driver door lock actuator Driver information center (dic) Driver's door module (ddm) Exterior lights system Fasten safety belt ind G200 (on left front door pillar) Ground Headlamp switch Heater & a/c control Hot at all times Ign Ign sw fuse 15a Ignition key alarm switch (closed w/ key in ignition) Inflatable restraint sensing & diagnostic module (sdm) (under rear of center console, mounted to floor pan) Instrument panel cluster (ipc) Instrument panel integration module (behind left side of dash) Key in ignition sw Key in signal Left seat belt sw Left turn Left turn ind Lf door open switch signal Logic Low reference Nca Off Park Park brake sw Park lamp switch Park lamp switch on signal Power distribution system Powertrain control module (in air cleaner housing) Radio Rear fuse block (under left rear seat) Right turn Right turn ind S208 S226 S252 (in i/p harness, 37 cm from i/p integration module breakout) Seat belt switch (closed w/seat belt unbuckled) (in seat belt assembly, near floor) Serial data Sp200 Tan Turn signal/ hazard flasher module (behind left side of dash, above data link connector) W/ automatic air conditioning W/ manual air conditioning WIPER/WASHER Wiper/Washer Wiring Diagram for Buick LeSabre Limited 2004 List of elements for Wiper/Washer Wiring Diagram for Buick LeSabre Limited 2004: Accy fuse 15a Dash integration module (behind right side of dash, under sound insulator) G103 (on inner body panel) G106 (near left strut tower) G402 (on lower left corner of trunk) Ground Headlamps on w/ wipers input High High speed input Hot in on or acc If equipped Ignition Low Low min Max Min Mist Nca Off Off max Outside moisture sensor (if equipped) (near inside rear view mirror) Rain sense sig 1 Rain sense sig 2 Red S334 Sp103 Sp106 Sp402 Underhood fuse block (right front side of engine compartment) Wash Washer switch Windshield washer fluid pump (behind right front wheelwell splash shield) Windshield wiper motor (behind left front strut tower) Windshield wiper/washer switch Wiper speed sig Wiper switch Wsw fuse 30a
Conversation with my drive partner ceased and I instinctively got deep into the brakes as Bambi decided that she needed to cross the road right that second, traffic be damned
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