Buick LaCrosse III (2016-2019) (under left headlamp) Wiring diagrams

ABS VLV FUSE BATT POS VOLT BLK WIRE BLU/BLK WIRE BLU/VIO WIRE BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE MODULATOR BRK FLUID LEVEL SENS SIG BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/YEL WIRE DK GRN/GRY WIRE DK GRN/VIO WIRE ELECTRONIC BRAKE CONTROL MODULE FUSE 3 GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) (2) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED LEFT FRONT WHEEL SPEED SENSOR LEFT REAR WHEEL SPEED SENSOR LF WHEEL SPD SENS CTRL LF WHEEL SPD SENS SIG LR PARK BRK MTR APPLY CTRL LR PARK BRK MTR LO REF LR WHEEL SPD SENS CTRL LR WHEEL SPD SENS SIG MIL SS FUSE NCA WIRE PARK BRK APPLY SW SIG PARK BRK APPLY SW VOLT REF PARK BRK RELEASE SW SIG PARK BRK RELEASE SW VOLT REF PARK BRK SW SIG PARK BRK SW SUPPLY VOLT RED/YEL WIRE RF WHEEL SPD SENS CTRL RF WHEEL SPD SENS SIG RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR RR PARK BRK MTR APPLY CTRL RR PARK BRK MTR LO REF RR WHEEL SPD SENS CTRL RR WHEEL SPD SENS SIG RUN/CRANK IGN 1 VOLT SERIAL DATA COMMUNICATION ENABLE SHIFT INTERLOCK SYSTEM UNDERHOOD FUSE BLOCK VIO WIRE VIO/GRY WIRE WHT WIRE WHT/DK BLU WIRE YEL WIRE YEL/RED WIRE

ACTIVE GRILLE AIR SHUTTER MOTOR MODULE 1 ACTIVE GRILLE AIR SHUTTER MOTOR MODULE 2 BATTERY BATTERY CURRENT SENSOR BLK WIRE BLK/WHT WIRE ELECTRONIC BRAKE CONTROL MODULE HEADLAMP WASHER PUMP RELAY IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 IGNITION MAIN RELAY LEFT COOLING FAN MOTOR LEFT CORNERING LAMP LEFT FRONT FOG LAMP LEFT FRONT SIDE MARKER LAMP LEFT FRONT TURN SIGNAL LAMP LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP BALLAST LEFT HEADLAMP HORIZONTAL MOTOR LEFT HIGH BEAM SOLENOID ACTUATOR LEFT HORN LEFT PARK DAYTIME RUNNING LAMP LONG RANGE RADAR SENSOR MODULE NCA WIRE POWER STEERING CONTROL MODULE REAR COMPARTMENT LID UNLATCH RELAY REAR DEFOGGER RELAY REAR WINDOW WASHER PUMP RELAY RIGHT COOLING FAN MOTOR RIGHT CORNERING LAMP RIGHT FRONT FOG LAMP RIGHT FRONT SIDE MARKER LAMP RIGHT FRONT TURN SIGNAL LAMP RIGHT HEADLAMP ASSEMBLY RIGHT HEADLAMP BALLAST RIGHT HEADLAMP HORIZONTAL MOTOR RIGHT HIGH BEAM SOLENOID ACTUATOR RIGHT HORN RIGHT PARK DAYTIME RUNNING LAMP RIGHT REAR WINDOW DEFOGGER NOISE FILTER W/ BRAKE PREFILL INTEGRATED BRAKE ASSIST W/ HID W/ HID W/O HID WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER MOTOR WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY

BATTERY POSITIVE VOLT BLK WIRE BLU/BLK WIRE BLU/VIO WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN/VIO WIRE DRIVER INFORMATION CENTER DISPLAY ELECTRONIC BRAKE CONTROL MODULE (LEFT REAR OF ENGINE COMPT) FUSE 3 GRY WIRE GRY/BLK WIRE GRY/LT GRN WIRE GRY/RED WIRE HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (-) 1 PARK BRK SW SIG HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT PARK BRAKE ACTUATOR LH REAR PARK BRK MTR APPLY CTRL LH REAR PARK BRK MTR LOW REF LOGIC LOW SPD GMLAN SER DATA 2 PARK BRAKE CONTROL SWITCH (CENTER OF FLOOR CONSOLE) PARK BRK APPLY SW SIG PARK BRK APPLY SW VOLT REF PARK BRK RELEASE SW SIG PARK BRK RELEASE SW VOLT REF PARK BRK SW SPLY VOLT PARK IND RED/YEL WIRE RH REAR PARK BRK MTR APPLY CTRL RH REAR PARK BRK MTR LOW REF RIGHT PARK BRAKE ACTUATOR SERVICE PARK BRAKE IND UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/RED WIRE