Buick Allure CX 2005 - 2005 GENERAL MOTORS Allure Canadian & LaCrosse

Buick Allure CX 2005 - BUZZERS, RELAYS & TIMERS

Buick Allure CX 2005 BUZZERS, RELAYS & TIMERS LOCATION

Component	Location
A/C COMP Relay	In underhood fuse block. See Fig. 63.
COOL FAN Relay	In underhood fuse block.
COOL FAN 1 Relay	In underhood fuse block.
COOL FAN 2 Relay	In underhood fuse block.
CRANK Relay	In underhood fuse block. See Fig. 63.
FAN 1 Relay	In underhood fuse block. See Fig. 63.
FAN 2 Relay	In underhood fuse block. See Fig. 63.
FAN 3 Relay	In underhood fuse block. See Fig. 63.
FOG LAMP Relay	In underhood fuse block. See Fig. 63.
FUEL PP Relay	In underhood fuse block. See Fig. 63.
FUEL PUMP Relay	In underhood fuse block.
HDM Beam Relay	In underhood fuse block. See Fig. 63.
Heated Seat Relay (Driver's)	Under front of driver's seat. See Fig. 53.
Heated Seat Relay (Passenger's)	Under passenger's seat. See Fig. 53.
HI BEAM Relay	In underhood fuse block.
HORN Relay	In underhood fuse block. See Fig. 63.
IGN MAIN Relay	In underhood fuse block.
IGN 1 Relay	In underhood fuse block. See Fig. 63.
Lumbar Horizontal Adjuster Relay	Below driver's seat.
PRK/LAMP Relay	In I/P fuse block. See Fig. 64.
P/TRAIN Relay	In underhood fuse block. See Fig. 63.
RAP Relay	In I/P fuse block. See Fig. 64.
R/ DEFOG	In I/P fuse block. See Fig. 64.
Rear Compartment Lid Release Relay	Below left side of dash, mounted on BCM mounting bracket.
Rear Window Defogger Relay	Behind glove box, mounted to underside of cross-car beam.
Seat Lumbar Vertical Adjuster Relay	Below driver's seat.
Secondary Air Injection Pump Relay	On left front frame rail, rear of bumper support.
Theft Deterrent Relay	Behind left side of dash, mounted on BCM mounting bracket.
Turn Signal/Hazard Flasher Module	Below left side of dash, mounted on multipurpose bracket, near BCM.
WIPER HI Relay	In underhood fuse relay. See Fig. 63.
WIPER Relay	In underhood fuse block. See Fig. 63.

Buick Allure CX 2005 - CIRCUIT PROTECTION DEVICES

Buick Allure CX 2005 CIRCUIT PROTECTION DEVICES LOCATION

Component	Location
Fuse Block - I/P	Behind right side of dash. See Fig. 44.
Underhood Fuse Block	Mounted to right strut tower. See Fig. 31.

Buick Allure CX 2005 - CONTROL UNITS

Buick Allure CX 2005 CONTROL UNITS LOCATION

Component	Location
Blower Motor Control Processor	On lower right side of dash. See Fig. 37.
Body Control Module (BCM)	Behind left side of dash, left of steering column. See Fig. 7.
Coolant Level Module	On right side of radiator.
Cruise Control Module	Front of left strut tower.
Daytime Running Lamps (DRL) Control Module	Behind left side of dash.
Driver Seat Heater Control Module	Below right side of driver's seat, mounted on seat track.
Electronic Brake Control Module (EBCM)	Left side of engine compartment, part of brake pressure modulator valve. See Fig. 1.
Electronic Compass Module	Top right side of rear package shelf. See Fig. 8.
Engine Control Module (ECM) (3.6L)	Top of engine. See Fig. 61.
HVAC Control Module	Center of dash. See Fig. 10.
Ignition Coil Module (ICM) (3.8L)	Top left front of engine. See Fig. 29.
Inflatable Restraint Front Passenger Presence System (PPS) Module	Under front passenger's seat. See Fig. 53.
Inflatable Restraint I/P Module	Behind right side of dash. See Fig. 48.
Inflatable Restraint I/P Module Connector	Right side of dash.
Inflatable Restraint Roof Rail Module - Left	Left side roof line. See Fig. 48.
Inflatable Restraint Roof Rail Module - Right	Right side roof line. See Fig. 48.
Inflatable Restraint Sensing & Diagnostic Module (SDM)	Under right front seat. See Fig. 49.
Inflatable Restraint Steering Wheel Module	In steering wheel assembly. See Fig. 48.
Radio Antenna Module	Center rear of roof. See Fig. 35.
Radio Rear Window Antenna	At top of rear window. See Fig. 35.
Rear Object Sensor Control Module Connector	Left side of spare tire well. See Fig. 73.
Rear Parking Assistant (RPA) Module	Center of rear package shelf. See Fig. 8.
Rear Window Shelf	Center of rear package shelf. See Fig. 8.
Remote Control Door Lock Receiver (RCDLR)	On right side of rear package shelf. See Fig. 8.
Theft Deterrent Exciter Module	Part of ignition key cylinder. See Fig. 55.
Throttle Actuator Control (TAC) Module Connector (3.6L)	At throttle body. See Fig. 65.
Vehicle Communications Interface Module (VCIM)	Behind center of dash. See Fig. 7.
Vehicle Interface Unit	In trunk, on left wheelwell.

Buick Allure CX 2005 - MOTORS

Buick Allure CX 2005 MOTORS LOCATION

Component	Location
Air Temperature Actuator	Right side of HVAC module.
Blower Motor	Behind right side of dash, in HVAC module. See Fig. 37.
Cooling Fan - Left	On left side of radiator. See Fig. 30.
Cooling Fan - Right	On right side of radiator. See Fig. 30.
Door Lock-Driver	In driver's door. See Fig. 11.
Door Lock-Front Passenger	In front passenger's door. See Fig. 12.
Door Lock-LR	In left rear passenger's door. See Fig. 13.
Door Lock-RR	In right rear passenger's door. See Fig. 14.
Front Vertical Motor (Driver's Seat)	Under driver's seat. See Fig. 52.
Front Vertical Motor (Passenger's Seat)	Under front passenger's seat, part of adjuster assembly). See Fig. 53.
Fuel Pump	In fuel tank.
Fuel Pump & Sender Assembly	In fuel tank. See Fig. 18.
Horizontal Motor (Driver's Seat)	Under driver's seat, part of adjuster assembly. See Fig. 52.
Horizontal Motor (Front Passenger's Seat)	Under front passenger's seat, part of adjuster assembly. See Fig. 53.
Idle Air Control (IAC) Valve	On throttle body assembly.
Lumbar Motor (Driver's)	In driver's seat back. See Fig. 81.
Magnasteer? Actuator	On steering rack assembly. See Fig. 56.
Mode Actuator	On lower right side of dash. See Fig. 37.
Outside Rear View Mirror-Driver	On driver's door.
Outside Rear View Mirror-Passenger	In passenger's door.
Rear Vertical Motor (Driver's Seat)	In driver's seat cushion, part of the adjuster assembly. See Fig. 52.
Rear Vertical Motor (Front Passenger's Seat)	Under front passenger's seat, part of adjuster assembly). See Fig. 53.
Recirculation Actuator	In right footwell
Recirculation Actuator	Under right side of dash. See Fig. 39.
Seat Adjuster Motor Assembly-Driver	Under driver's seat.
Seat Horizontal Motor-Driver	In rear of driver's seat back.
Seat Lumbar Motor - Driver	In rear of driver's seat back. See Fig. 52.
Secondary Air Injection Pump (3.8L)	Left rear of engine. See Fig. 27.
Starter (3.6L)	Lower left side of engine. See Fig. 32.
Starter (3.8L)	Lower left rear of engine. See Fig. 27.
Sun Roof Motor/Actuator	Front center of sun roof module. See Fig. 46.
Washer Pump Connector	Right front of engine compartment. See Fig. 58.
Window Motor-Driver	In driver's door. See Fig. 11.
Window Motor-Front Passenger	In front passenger's door. See Fig. 12.
Window Motor-LR	In left rear passenger door. See Fig. 13.
Window Motor-RR	In right rear passenger door. See Fig. 82.
Windshield Washer Pump	On right front corner of engine compartment, in washer fluid reservoir. See Fig. 57.
Windshield Wiper Motor	On left side of firewall. See Fig. 57.

Buick Allure CX 2005 - SENDING UNITS & SENSORS

Buick Allure CX 2005 SENDING UNITS & SENSORS LOCATION

Component	Location
Accelerator Pedal Position (APP) Sensor	Under left side of dash.
A/C Refrigerant Pressure Sensor	On left side of engine compartment, on accumulator. See Fig. 36.
Air Temperature Sensor - Inside	Left side of dash. See Fig. 10.
Air Temperature Sensor - Upper Left	Center of dash, in left ventilation duct. See Fig. 37.
Air Temperature Sensor - Upper Right	Center of dash, in right ventilation duct. See Fig. 37.
Ambient Air Temperature Sensor	Near center front of radiator. See Fig. 42.
Ambient Light Sensor	Top of dash. See Fig. 38.
Automatic Transmission Input Shaft Speed (A/T ISS) Sensor Assembly	In transmission assembly. See Fig. 5.
Barometric Pressure (BARO) Sensor (3.6L)	Top of engine. See Fig. 16.
Barometric Pressure (BARO) Sensor (3.8L)	Above right side valve cover. See Fig. 24.
Brake Pedal Position Sensor	Under left side of dash.
Brake Pressure Sensor	Left rear of engine compartment. See Fig. 1.
Camshaft Position (CMP) Sensor - Exhaust Bank 1 (3.6L)	On front of right cylinder head. See Fig. 17.
Camshaft Position (CMP) Sensor - Exhaust Bank 2 (3.6L)	On front of left cylinder head. See Fig. 17.
Camshaft Position (CMP) Sensor - Intake Bank 1 (3.6L)	On front of right cylinder head. See Fig. 17.
Camshaft Position (CMP) Sensor - Intake Bank 2 (3.6L)	On front of left cylinder head. See Fig. 17.
Camshaft Position (CMP) Sensor (3.8L)	Front of engine. See Fig. 29.
Crankshaft Position (CKP) Sensor (3.6L)	Right rear of engine block. See Fig. 15.
Crankshaft Position (CKP) Sensor (3.8L)	Lower left front of engine. See Fig. 29.
Daytime Running Lamps Ambient Light Sensor	At top center of dash.
Engine Coolant Temperature (ECT) Sensor (3.6L)	Left side of engine block, above exhaust manifold. See Fig. 16.
Engine Coolant Temperature (ECT) Sensor (3.8L)	On top right of intake manifold. See Fig. 22.
Engine Oil Level/Temperature Sensor (3.6L)	Bottom of oil pan. See Fig. 16.
Engine Oil Pressure (EOP) Sensor (3.6L)	Left front of engine block. See Fig. 16.
Engine Oil Pressure (EOP) Sensor (3.8L)	Lower left front of engine. See Fig. 28.
Fuel Level Sensor	In fuel tank.
Fuel Pump & Sender Assembly	In fuel tank.
Fuel Tank Pressure Assembly	In fuel tank.
Fuel Tank Pressure (FTP) Sensor	In fuel tank. See Fig. 18.
Heated Oxygen Sensor (HO2S) Sensor 1 (3.8L)	Right side of engine. See Fig. 28.
Heated Oxygen Sensor (HO2S) 1 (3.6L)	At rear of cylinder head, in exhaust manifold. See Fig. 21.
Heated Oxygen Sensor (HO2S) 2 (3.6L)	In exhaust system, rear of catalytic converter. See Fig. 20.
Inflatable Restraint Front End Sensor - Left	Front of engine compartment. See Fig. 47.
Inflatable Restraint Front End Sensor - Right	At front of engine compartment. See Fig. 47.
Inflatable Restraint Side Impact Sensor-Left (AY1)	In driver's door. See Fig. 11.
Inflatable Restraint Side Impact Sensor-Right (AY1)	In front passenger's door. See Fig. 12.
Intake Air Temperature (IAT) / Mass Air Flow (MAF) Sensor	At rear of engine, in air cleaner duct. See Fig. 23.
Knock Sensor (KS) Bank 1 (3.6L)	Right side of engine. See Fig. 15.
Knock Sensor (KS) Bank 2 (3.6L)	Left side of engine block, below exhaust manifold. See Fig. 16.
Knock Sensor (KS) 2 (3.8L)	Right side of engine, below exhaust manifold. See Fig. 28.
Manifold Absolute Pressure (MAP) Sensor (3.6L)	In air intake tube. See Fig. 19.
Manifold Absolute Pressure (MAP) Sensor (3.8L)	Top right rear of engine, above valve cover. See Fig. 22.
Object Sensor - LR Corner	Left side of rear bumper. See Fig. 43.
Object Sensor - LR Middle	Middle of bumper. See Fig. 43.
Object Sensor - RR Corner	Right side of rear bumper. See Fig. 43.
Object Sensor - RR Middle	Middle of rear bumper. See Fig. 43.
Passenger's Seat Presence Sensor	In passenger's seat bottom. See Fig. 53.
Steering Angle Sensor	In steering column. See Fig. 7.
Steering Wheel Position Sensor	In steering column
Sunload Sensor Assembly (CJ2)	Top center of dash. See Fig. 10.
Throttle Position (TP) Sensor (3.8L VIN 2)	On throttle body assembly.
Throttle Position (TP) Sensor (3.8L VIN 4)	On throttle body assembly.
Transmission Fluid Pressure (TFP) Manual Valve Position Switch Assembly	In transmission assembly.
Transmission Fluid Temperature (TFT) Sensor	In transmission assembly. See Fig. 5.
Vehicle Speed Sensor (VSS) Assembly	On transmission output shaft. See Fig. 5.
Washer Level Sensor Connector	Right front of engine compartment. See Fig. 58.
Wheel Speed Sensor (WSS) -LF	On left front bearing & hub assembly. See Fig. 2.
Wheel Speed Sensor (WSS)-LR	On left rear bearing & hub assembly. See Fig. 2.
Wheel Speed Sensor (WSS)-RF	On right front bearing & hub assembly. See Fig. 2.
Wheel Speed Sensor (WSS)-RR	On right rear bearing & hub assembly. See Fig. 2.
Yaw & Lateral Acceleration Sensor	Under the rear side of center console. See Fig. 4.

Buick Allure CX 2005 - SOLENOIDS & SOLENOID VALVES

Buick Allure CX 2005 SOLENOIDS & SOLENOID VALVES LOCATION

Component	Location
A/C Compressor Clutch	On front of A/C compressor. See Fig. 36.
A/C Compressor Clutch Connector	On front of A/C compressor.
Air Temperature Actuator - Left	Under right side of dash. See Fig. 37.
Air Temperature Actuator - Right	Under right side of dash. See Fig. 37.
A/T Shift Lock Control Solenoid	In center console. See Fig. 54.
A/T Shift Lock Control Solenoid Connector	In steering column assembly. See Fig. 75.
Automatic Transmission Shift Lock Actuator	Under center of floor console.
Brake Pressure Modulator Valve	Mounted to left strut tower.
Camshaft Position (CMP) Actuator Solenoid - Exhaust Bank 1	On front of right cylinder head. See Fig. 17.
Camshaft Position (CMP) Actuator Solenoid - Exhaust Bank 2	On front of left cylinder head. See Fig. 17.
Camshaft Position (CMP) Actuator Solenoid - Intake Bank 1	On front of right cylinder head. See Fig. 17.
Camshaft Position (CMP) Actuator Solenoid - Intake Bank 2	On front of left cylinder head. See Fig. 17.
Evaporative Emission (EVAP) Canister Purge Solenoid	Left rear of engine. See Fig. 23.
Evaporative Emission (EVAP) Canister Purge Solenoid Valve (3.6L)	Top center of engine. See Fig. 15.
Evaporative Emission (EVAP) Canister Purge Solenoid Valve (3.8L)	Top rear of engine. See Fig. 28.
Evaporative Emissions (EVAP) Canister Vent Solenoid Valve	Behind left side of rear fascia splash shield, behind wheelwell. See Fig. 18.
Exhaust Gas Recirculation (EGR) Valve (3.8L)	Top right rear of engine, near throttle body. See Fig. 25.
Fuel Injector 1 (3.6L)	Left top of engine.
Fuel Injector 1 (3.8L)	Left top of engine. See Fig. 22.
Fuel Injector 2 (3.6L)	Right top of engine.
Fuel Injector 2 (3.8L)	Right top of engine. See Fig. 24.
Fuel Injector 3 (3.6L)	Left top of engine.
Fuel Injector 3 (3.8L)	Left top of engine. See Fig. 22.
Fuel Injector 4 (3.6L)	Right rear of engine.
Fuel Injector 4 (3.8L)	Right rear of engine. See Fig. 24.
Fuel Injector 5 (3.6L)	Right top of engine.
Fuel Injector 5 (3.8L)	Left top of engine. See Fig. 22.
Fuel Injector 6 (3.6L)	Right top of engine.
Fuel Injector 6 (3.8L)	Right top of engine. See Fig. 24.
Intake Manifold Runner Control (IMRC) Solenoid	On rear of intake manifold. See Fig. 15.
Magnasteer Actuator	Left rear of engine compartment, behind transaxle.
Pressure Control (PC) Solenoid Valve Assembly	In transmission assembly. See Fig. 5.
Rear Compartment Lid Release Actuator	On rear compartment lid latch.
Recirculation Actuator	Right side of dash. See Fig. 37.
Secondary Air Injection (AIR) Control Solenoid Valve/Pressure Sensor, Bank 2 (3.8L)	On right side of engine, above valve cover. See Fig. 26.
Starter Solenoid Terminal "S"	On starter solenoid.
Starter Solenoid (3.6L)	On starter. See Fig. 32.
Steering Column Electric Park Lock	In steering column, near ignition key cylinder.
Supercharger Boost Control Solenoid	Top rear of engine, above left valve cover.
Torque Converter Clutch Pulse Width Modulation (TCC PWM) Solenoid Valve Assembly	In transmission assembly. See Fig. 5.
Torque Converter Clutch Solenoid Valve	In transaxle.
1-2, 3-4 Shift Solenoid (SS) Valve Assembly	In transmission assembly. See Fig. 5.
2-3 Shift Solenoid (SS) Valve Assembly	In transmission assembly. See Fig. 5.

Buick Allure CX 2005 - SWITCHES

Buick Allure CX 2005 SWITCHES LOCATION

Component	Location
Brake Fluid Level Switch	In brake fluid reservoir. See Fig. 1.
Cruise Control Release Switch	Under left side of dash, on brake pedal bracket.
Engine Oil Level Switch	In engine oil pan.
Engine Oil Pressure (EOP) Switch	Below power steering pump.
Head Up Display Switch	Under floor console.
Hood Ajar Switch	Front of engine compartment. See Fig. 47.
Horn Switch Connector	In steering column. See Fig. 3.
Ignition Switch	Left side of steering column. See Fig. 10.
Lever Assembly-Manual Shaft Detent With Shift Position Switch-Internal Mode Switch (IMS)	In transmission assembly. See Fig. 5.
Multifunction Accessory Switch	In steering column. See Fig. 3.
Park Brake Switch	On park brake assembly. See Fig. 41.
Park/Neutral Position (PNP) Switch	Left side of engine compartment, on transaxle.
Rear Compartment Lid Ajar Switch	On trunk lid latch switch. See Fig. 6.
Seat Belt Switch Connector	Part of driver's seat belt assembly.
Seat Belt Switch - LF	In seat belt buckle. See Fig. 50.
Seat Belt Switch - RF	In seat belt buckle. See Fig. 51.
Stoplamp Switch	On brake pedal support bracket.
Transmission Fluid Pressure (TFP) Manual Valve Position Switch Assembly	In automatic transmission assembly. See Fig. 5.
Transmission Internal Mode Switch	In side automatic transaxle.
Turn Signal Multifunction Switch Assembly	In steering column.
Windshield Washer Fluid Level Switch	Right front corner of engine compartment, in washer fluid reservoir. See Fig. 57.
Windshield Wiper/Washer Switch	On steering column.

Buick Allure CX 2005 - MISCELLANEOUS

Buick Allure CX 2005 MISCELLANEOUS LOCATION

Component	Location
Accessory Power Outlet-Front	Under floor console.
Accessory Power Outlet-Rear	Under floor console.
A/C CLU Diode	In underhood fuse block. See Fig. 63.
Auxiliary Power Drop Connector	Behind right side of dash, taped to harness.
Battery	Right front of engine compartment. See Fig. 31.
Blower Motor Resistor Assembly	Under right side of dash, in right side of HVAC module.
Cellular Antenna	Front center of roof.
Data Link Connector (DLC)	Under left side of dash. See Fig. 9.
Daytime Running Lamps Diode	Under left side of dash, mounted to cross beam above park brake.
Digital Radio Antenna (Digital Audio System)	Center rear of roof. See Fig. 35.
Digital Radio Receiver (Digital Audio System)	Left side of trunk. See Fig. 34.
Engine Block Heater Assembly	Right rear of engine block. See Fig. 15.
Generator	At right front of engine. See Fig. 24.
Generator	Top front of engine.
Global Positioning Satellite Antenna	Near bottom center of rear window.
Heated Seat Element-Driver Back	In driver's seat back. See Fig. 52.
Heated Seat Element - Driver Cushion	In driver's seat cushion. See Fig. 52.
Heated Seat Element-Front Passenger Back	In passenger's seat back. See Fig. 53.
Heated Seat Element-Front Passenger Cushion	Under seat cover. See Fig. 53.
Horn Assembly	Right front of vehicle. See Fig. 40.
Ignition Coil 1 (3.6L)	On right valve cover. See Fig. 15.
Ignition Coil 2 (3.6L)	On left valve cover. See Fig. 16.
Ignition Coil 3 (3.6L)	On right valve cover. See Fig. 15.
Ignition Coil 4 (3.6L)	On left valve cover. See Fig. 16.
Ignition Coil 5 (3.6L)	On right valve cover. See Fig. 15.
Ignition Coil 6 (3.6L)	On left valve cover. See Fig. 16.
Inflatable Restraint Steering Wheel Module Coil	In steering column.
Navigation Antenna	Right side of rear package shelf. See Fig. 8.
Negative Battery Cable	Right front of engine compartment. See Fig. 59.
Positive Battery Cable	Right side of engine compartment. See Fig. 59.
Radio Amplifier (9 Speaker System)	Under rear shelf panel. See Fig. 33.
Radio Antenna Coaxial	At rear of radio.
Radio Rear Window Antenna	Center rear of roof.
Rear Compartment Courtesy Lamp Diode	In rear compartment body wiring harness, near CHMSL breakout.
Rear Compartment Lid Latch	In rear compartment lid.
Rear Defogger Grid	On rear window.
Rear Parking Assist (RPA) Diagnostic Connector	Left side of trunk. See Fig. 45.
RF Filter	On right "C" pillar, behind trim.
Seat Belt Pretensioner - Left	In bottom of driver's seat. See Fig. 52.
Seat Belt Pretensioner-Left	In driver's seat.
SIR Coil	In steering column.
Theft LED	Top center of dash. See Fig. 38.

Buick Allure CX 2005 - CONNECTORS

Buick Allure CX 2005 CONNECTORS LOCATION

Component	Location
C100 (3.6L) (Black, 20 Pin)	On top of transmission.
C100 (3.8L) (Black, 20 Pin)	At rear of engine. See Fig. 69.
C101 (Gray, 3.8L) (20 Pin)	Right rear of engine compartment. See Fig. 69.
C101 (3.6L) (Gray, 20 Pin)	On front of strut tower. See Fig. 68.
C102 (Black, 4 Pin)	Right side of dash. See Fig. 71.
C104 (3.6L) (Black, 2 Pin)	Below underhood fuse block, near battery.
C107 (Black, 7 Pin)	Near ECM. See Fig. 65.
C108 (Black, 2 Pin)	Near underhood fuse block. See Fig. 71.
C109 (Black, 10 Pin)	On on-engine wiring harness to fuel injector wiring harness. See Fig. 32.
C110 (Black, 8 Pin)	On top of engine, near ignition control module, above fuel injector No. 1. See Fig. 68.
C120 (Black, 6 Pin)	Lower right side of engine compartment below washer fluid tank fill neck. See Fig. 71.
C125 (Black, 1 Pin)	On top center of engine, on intake manifold, near fuel injector 5.
C126 (Gray, 2 Pin)	Top of engine. See Fig. 68.
C141 (Gray, 6 Pin)	Behind headlamp. See Fig. 67.
C142 (Gray/Black, 6 Pin)	Behind headlamp. See Fig. 67.
C143 (Black/Gray, 4 Pin)	Behind park/turn signal. See Fig. 67.
C144 (Black/Gray, 4 Pin)	Behind park/turn signal. See Fig. 67.
C200 (White, 20 Pin)	Near access panel. See Fig. 71.
C201 (Black, 40 Pin)	Behind left knee bolster, on right side of steering column. See Fig. 3.
C202 (1 Pin)	Right side of dash, near I/P fuse block.
C208 (Black, 10 Pin)	In back of left side dash access panel. See Fig. 71.
C210 (Black, 12 Pin)	Behind radio. See Fig. 71.
C240 (Black, 2 Pin)	Under front end of console. See Fig. 74.
C241 (Black, 8 Pin)	Under floor console in front of shifter. See Fig. 54.
C277 (Black, 8 Pin)	In steering wheel, behind air bag. See Fig. 75.
C290 (1 Pin)	Behind left side of dash, near base of "A"pillar
C291 (1 Pin)	Behind left side of dash, near base of "A"pillar
C301 (40 Pin)	Center of left front door jamb. See Fig. 72.
C302 (40 Pin)	Center of right front door jamb. See Fig. 72.
C303 (52 Pin)	Mounted to inside of left front door panel.
C304 (52 Pin)	Mounted to inside of right front door panel.
C311 (Black, 12 Pin)	Below driver seat, at rear near carpet. See Fig. 72.
C312 (Black, 4 Pin)	Below driver seat, at rear near carpet.
C313 (Black, 8 Pin)	Below front passenger seat. See Fig. 72.
C315 (Yellow, 2 Pin)	Under passenger seat, at rear near carpet.
C316 (Yellow, 2 Pin)	Under driver seat, at rear near carpet. See Fig. 81.
C355 (Black/Gray, 9 Pin)	Behind trim at center of "B"pillar. See Fig. 80.
C356 (Black/Gray, 9 Pin)	Behind trim at center of "B"pillar. See Fig. 72.
C390 (Black, 12 Pin)	In rear compartment, under right side of rear window panel. See Fig. 73.
C398 (Black, 6 Pin)	Right rear package shelf trim, near "C" pillar. See Fig. 46.
C400 (Black, 8 Pin)	In rear compartment, under right side of package shelf. See Fig. 73.
C401 (Black, 4 Pin)	Behind left rear lamp housing. See Fig. 73.
C402 (Black, 4 Pin)	Behind right rear lamp housing. See Fig. 73.
C403 (4 Pin)	In center of rear compartment lid above trim panel.
C404 (3 Pin)	On rear compartment lid under trim panel.
C405 (Gray, 12 Pin)	In rear compartment floor, forward of spare tire well. See Fig. 18.
C406 (Black, 2 Pin)	Behind left rear taillight. See Fig. 83.
C450 (Black, 8 Pin)	Behind right rear tail light. See Fig. 73.
C501 (Gray, 40 Pin)	In driver's door, near door speaker. See Fig. 77.
C601 (Gray, 40 Pin)	Bottom of front passenger's door. See Fig. 78.

Buick Allure CX 2005 - GROUNDS

Buick Allure CX 2005 GROUNDS LOCATION

Component	Location
G100	In back of right headlamp on frame. See Fig. 58.
G101	Left side of front end upper tie bar, in back of headlamp. See Fig. 67.
G102 (3.6L)	Below right front strut tower. See Fig. 59.
G102 (3.8L)	Near battery. See Fig. 60.
G103	Redundant ground from ECM to even bank cylinder head. See Fig. 61.
G107	Top left front of engine. See Fig. 70.
G107 (3.6L)	Left front of engine. See Fig. 32.
G111 (3.6L)	Lower left front of engine, on transmission stud, near starter. See Fig. 59.
G111 (3.8L)	Lower left side of engine. See Fig. 60.
G112	In right side of engine, on ignition control module bracket. See Fig. 62.
G113	Lower left front of engine, on transmission stud, near starter.
G115 (3.6L)	Mounted to bank No. 1 cylinder head above exhaust manifold. See Fig. 65.
G115 (3.8L)	On transmission stud, to right of starter. See Fig. 60.
G130	Near ignition coils No. 1, 3, & 5. See Fig. 65.
G131	Near ignition coils No. 2, 4, & 6. See Fig. 32.
G200	Center of dash cross beam, behind radio. See Fig. 9.
G201	Below dash, bolted to dash carrier. See Fig. 71.
G202	Left side of dash, at base of steering column. See Fig. 9.
G301	Inside left door sill, forward of left front seat. See Fig. 66.
G302	In right door sill, forward of right front seat. See Fig. 72.

Buick Allure CX 2005 - SPLICES

Buick Allure CX 2005 SPLICES LOCATION

Component	Location
SP205	Right side of dash. See Fig. 71.
S101	In engine wiring harness, in left front of engine compartment, approximately 5 cm from breakout to PCM, towards G113. See Fig. 68.
S102	In engine wiring harness. Top of engine, approximately 5 cm from breakout to throttle actuator control (TAC) module, towards PCM. See Fig. 68.
S103	In engine wiring harness near ignition coils. See Fig. 32.
S104	In fuel injector wiring harness.
S106	In engine wiring harness approximately 5 cm from ignition coil No. 1 towards ignition coil 3.
S107	In off-engine wiring harness, approximately 6 cm from breakout to brake fluid pressure sensor, towards brake fluid pressure sensor.
S108	In fuel injector wiring harness. See Fig. 65.
S109	In engine wiring harness, on top of engine, approximately 8 cm from breakout to fuel injector 3, towards fuel injector 5. See Fig. 68.
S110	In engine wiring harness, approximately 5.5 cm from breakout to engine control module. See Fig. 32.
S112	At left front frame rail, behind bumper. See Fig. 67.
S113	In engine harness, at rear of engine. See Fig. 69.
S114	In engine wiring harness, approximately 20 cm from G115.
S115	In automatic transmission wiring harness, inside transmission housing, approximately 19 cm from inline connector C113.
S117	On engine wiring harness, at rear of engine. See Fig. 68.
S118	In off-engine wiring harness, approximately 32 cm from underhood fuse block towards transmission control module.
S119	In on-engine wiring harness, approximately 34.5 cm from engine control module. See Fig. 32.
S120	In on-engine wiring harness, approximately 39.5 cm from engine control module. See Fig. 32.
S121	In engine wiring harness, approximately 9 cm from camshaft position sensor bank No. 1 intake. See Fig. 70.
S124	Forward lamp wiring harness, behind right headlamp, approximately 5 cm from breakout to C142, towards horn assembly. See Fig. 67.
S126	In right headlamp wiring harness.
S127	In left headlamp wiring harness.
S130	In on-engine wiring harness. See Fig. 65.
S131	Top rear of left cylinder head. See Fig. 65.
S132	In on-engine wiring harness.
S133	Top rear of left cylinder head. See Fig. 32.
S144	In ignition control module wiring harness, on top of engine near ignition control module, approximately 12 cm from inline connector C110 breakout, towards ICM.
S145	In ignition control module wiring harness, on top of engine near ignition control module, approximately 5.5cm from inline connector C110 breakout, towards ICM
S200	In steering column wiring harness, near ignition switch.
S201	In I/P wiring harness, behind right side of dash, approximately 4 cm (2 in) from breakout to RCDLR, towards ambient light sensor.
S203	In I/P harness, below center of dash, approximately 4 cm from second breakout from DLC connector, towards brake pedal position sensor.
S204	In I/P wiring harness, left side of dash, approximately 21 cm from lamp assembly switch towards engine compartment pass-thru. See Fig. 71.
S211	In dash harness, at center of dash. See Fig. 71.
S213	In dash harness, at center of dash. See Fig. 71.
S215	In steering column wiring harness, approximately 4.5 cm from breakout to windshield wiper/washer switch, towards inline connector C201.
S216	In I/P wiring harness, inside passenger compartment approximately 14 cm (5.5 in) from pass-through to brake fluid level switch. See Fig. 71.
S231	In front floor console wiring harness, approximately 13 cm from breakout to traction control switch, towards inline connector C240.
S238	In front floor console wiring harness, approximately 5 cm from breakout to traction control switch, towards inline connector C240.
S300	In floor wire harness, at right front kick panel. See Fig. 72.
S303	In body wiring harness, below left side of driver seat, approximately 19 cm from breakout to G301, towards inline connector C355. See Fig. 72.
S304	In left front door trim harness, approximately 5 cm from breakout to door lock switch - driver, towards window switch - driver.
S305	In left front door wiring harness, approximately 8.5 cm from breakout to window motor - driver, towards inline connector C303.
S307	In body wiring harness, approximately 14.5 cm from breakout to G301 towards C301.
S314	In body wiring harness, below right side of front passenger seat, approximately 29 cm from second breakout to inline connector C311, towards inflatable restraint sensing & diagnostic module.
S315	In body wiring harness, below right front passenger seat, approximately 26 cm from second breakout to G301, towards inflatable restraint sensing & diagnostic module.
S317	In body wiring harness approximately 7 cm from breakout to audio amplifier, towards inline connector C390.
S318	In body wiring harness approximately 31.5 cm from breakout to audio amplifier, towards inline connector C390.
S330	In driver seat wiring harness, below driver seat, approximately 4.5 cm from breakout to seat belt switch, towards seat adjuster switch - driver. See Fig. 81.
S331	In driver seat wiring harness, below driver seat, approximately 4.5 cm from breakout to seat lumbar switch - driver, toward inline connector C311. See Fig. 81.
S333	In front passenger seat wiring harness below front passenger seat, approximately 7 cm from breakout to Seat belt Pretensioner - RF, towards heated seat relay - front passenger. See Fig. 79.
S350	In body wiring harness. See Fig. 72.
S360	Behind right taillight. See Fig. 73.
S361	Behind right taillight. See Fig. 73.
S374	In front floor console wiring harness, approximately 10 cm from breakout to head up display (HUD) switch, towards inline connector C240.
S390	In roof wiring harness, near center of windshield header approximately 20 cm from courtesy/reading lamp - right breakout, towards inside rearview mirror. See Fig. 76.
S393	In roof wiring harness, near center of windshield header approximately 10 cm from courtesy/reading lamp - right breakout, towards inside rearview mirror. See Fig. 76.
S394	In headliner harness, at right front of headliner. See Fig. 76.
S398	In roof wiring harness, near center of windshield header approximately 7.5 cm from courtesy/reading lamp - right breakout, towards inline connector C390. See Fig. 76.
S401	Behind left side of rear bumper, in object sensor & license lamp harness. See Fig. 83.
S402	Behind left side of rear bumper, in object sensor & license lamp harness. See Fig. 83.
S406	In body wiring harness, below rear window panel, approximately 9 cm from breakout to inline connector C356, towards G302. See Fig. 72.
S407	In body wiring harness, inside right side of rear compartment, approximately 78.5 cm from breakout to inline connector C405, towards inline connector C402. See Fig. 73.
S416	In rear compartment lid wiring harness, approximately 13 cm from breakout to C404, towards rear compartment lid ajar switch.
S420	In trunk, at base of right rear strut tower. See Fig. 73.
S450	Behind right side of rear bumper, on object sensor & license lamp harness. See Fig. 83.
S451	Behind right side of rear bumper, in object sensor & license lamp harness. See Fig. 83.
S500	In driver's door, above door speaker. See Fig. 77.
S501	In driver's door, below window switch assembly. See Fig. 77.
S502	In driver's door, below window switch assembly. See Fig. 77.
S604	In right front door wiring harness, approximately 25.5 cm from breakout to inline connector C304, towards window motor - front passenger. See Fig. 78.
S605	In right front door trim wiring harness, approximately 5 cm from breakout to door lock switch - front passenger, towards inline connector C304. See Fig. 78.