Buick LaCrosse III (2016-2019) (right kick panel) Wiring diagrams

A/C COMPRESSOR A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY A/C COMPRESSOR SOLENOID VALVE A/C HEV FUSE A/C ON IND A/C ON SWITCH AIR QUALITY SENSOR (BELOW AIR INLET GRILL PANEL) AUTO IND UPPER AIR OUTLET IND AUTO SWITCH BLK WIRE BRN/LT GRN WIRE COMPUTER DATA LINES SYSTEM DATA BUS 9 DK BLU/BRN WIRE DK BLU/YEL WIRE DK GRN/YEL WIRE DRIVER HEATED SEAT SWITCH DRIVER TEMPERATURE DISPLAY HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED HVAC CONTROLS IGN VOLT AIR QUALITY SENS SIG IP BODY IGN FUSE LEFT HIGH SEAT HEAT IND LEFT LOW SEAT HEAT IND LEFT MED SEAT HEAT IND LOGIC LOWER AIR OUTLET IND LOWER AIR OUTLET SWITCH LT GRN WIRE MAX IND MAX SWITCH PASSENGER HEATED SEAT SWITCH PASSENGER TEMPERATURE DISPLAY REAR DEFOGGER IND REAR DEFOGGER SWITCH RECIRCULATION IND RECIRCULATION SWITCH RED WIRE RED/LT BLU WIRE RED/WHT WIRE RIGHT HIGH SEAT HEAT IND RIGHT LOW SEAT HEAT IND RIGHT MED SEAT HEAT IND SERIAL DATA START STOP IND START/ STOP SWITCH SYNC SWITCH UNDERHOOD FUSE BLOCK UPPER AIR OUTLET SWITCH VIO/GRY WIRE VIO/WHT WIRE WHT/GRY WIRE WINDSHIELD DEFROST IND SYNC IND WINDSHIELD DEFROST SWITCH

6 W/O REAR VIEW VISION BLU/GRY WIRE DK BLU WIRE DK BLU/VIO (OR BLU/GRY) WIRE DK BLU/VIO WIRE DK BLU/YEL WIRE DK GRN/WHT WIRE DK GRN/YEL WIRE DRIVER WINDOW MOTOR DRIVER WINDOW/ OUTSIDE REAR VIEW MIRROR SWITCH FRONT OBJECT SENS CTRL 2 FRONT VIEW CAMERA GRN/VIO WIRE GRN/WHT WIRE GRY/VIO WIRE HEADLAMP CONTROL MODULE (LOWER LEFT SIDE OF DASH) HI SPD GMLAN SERIAL DATA (+) 8 KEYLESS ENTRY CONTROL MODULE LEFT SIDE OBJECT SENSOR MODULE LIN BUS 8 LIN SERIAL DATA BUS 3 LIN SERIAL DATA BUS 6 LIN SERIAL DATA BUS 8 LO SPD GMLAN LO SPD GMLAN SERIAL DATA LOGIC LEFT HEADLAMP HORIZONTAL MOTOR LEFT HEADLAMP ASSEMBLY LOGIC RIGHT HEADLAMP HORIZONTAL MOTOR RIGHT HEADLAMP ASSEMBLY LT GRN WIRE PASSENGER PRESENCE MODULE PASSENGER WINDOW MOTOR PASSENGER WINDOW SWITCH SEAT MEMORY CONTROL MODULE SERIAL DATA SERIAL DATA COMM ENABLE STEERING COLUMN POSITION CONTROL MODULE VIO/YEL WIRE W/ DIRECTIONAL HEADLAMPS BEAM CONTROL W/ EXPRESS UP/DOWN W/ MEMORY W/ OBSTACLE DETECTION ENHANCED SIDE ACTIVE SAFETY W/ REAR VIEW VISION W/O BRAKE PREFILL INTEGRATED BRAKE ASSIST W/O DIRECTIONAL HEADLAMPS BEAM CONTROL W/ BRAKE PREFILL INTEGRATED BRAKE ASSIST WHT WIRE WHT/DK BLU WIRE WHT/GRY 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

B+ VOLT BLK WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DK BLU/VIO WIRE DK GRN WIRE DK GRN/WHT WIRE DK GRN/YEL WIRE DOOR LOCK MTR STATUS SIG DOOR LOCK KEY SW UNLOCK SIG DOOR LOCKS SYSTEM DOWN DRIVER WINDOW MOTOR DRIVER WINDOW/OUTSIDE REAR VIEW MIRROR SWITCH EXPRESS FUSE 1 FUSE 2 GRY WIRE HOT AT ALL TIMES ILL INSTRUMENT PANEL FUSE BLOCK LEFT FRONT WINDOW DOWN SWITCH LEFT FRONT WINDOW EXPRESS SWITCH LEFT FRONT WINDOW UP SWITCH LEFT REAR WINDOW DOWN SWITCH LEFT REAR WINDOW EXPRESS SWITCH LEFT REAR WINDOW UP SWITCH LF DR AJAR SW SIG LOCKOUT IND LOCKOUT SWITCH LOGIC N/W BUS 3 PASSENGER WINDOW MOTOR PASSENGER WINDOW SWITCH RED/DK BLU WIRE RED/WHT WIRE RF DR AJAR SW SIG RIGHT FRONT WINDOW DOWN SWITCH RIGHT FRONT WINDOW EXPRESS SWITCH RIGHT FRONT WINDOW UP SWITCH RIGHT REAR WINDOW DOWN SWITCH RIGHT REAR WINDOW EXPRESS SWITCH RIGHT REAR WINDOW UP SWITCH SW DOWN SIG SW DRV DOWN SIG SW DRV EXP SIG SW DRV UP SIG SW EXPRESS SIG SW UP SIG UNDERHOOD FUSE BLOCK VIO/GRY WIRE W/O MEMORY W/ MEMORY WHT/VIO WIRE WNDW MIR SEAT FUSE YEL/BLK WIRE

B+ VOLT BLK WIRE COMPUTER DATA LINES SYSTEM DK BLU/GRY WIRE DK BLU/VIO WIRE DK GRN/GRY WIRE DOOR LOCKS SYSTEM DOWN EXPRESS GRY WIRE ILL LEFT REAR WINDOW MOTOR LEFT REAR WINDOW SWITCH LIN SERIAL DATA BUS 4 LOGIC LR DOWN CTRL LR DR AJAR SW SIG LR UP CTRL LT GRN/BLK WIRE N/W DATA BUS 4 RED/DK BLU WIRE RED/WHT WIRE RIGHT REAR WINDOW MOTOR RIGHT REAR WINDOW SWITCH RR DOWN CTRL RR DR AJAR SW SIG RR UP CTRL YEL/DK BLU WIRE

1-VT 2-VT BATT POS VOLT BLK WIRE BLK/YEL WIRE BRN WIRE CELLULAR PHONE NAVIGATION, DIGITAL RADIO ANTENNA COAX COMPUTER DATA LINES SYSTEM DISPLAY DISPLAY SIG + DK GRN/BLK WIRE DK GRN/DK BLU WIRE DK GRN/WHT WIRE FUSE 31 GRY/GRN WIRE HOT AT ALL TIMES INFO DISPLAY MODULE INFOTAINMENT INSTRUMENT PANEL FUSE BLOCK LOGIC LOW SPEED GMLAN LVDS MEDIA DISC PLAYER MENU MUTE NEXT RADIO CONTROLS RED WIRE RED/LT BLU WIRE RED/VIO WIRE RED/WHT WIRE RIGHT STEERING WHEEL CONTROLS SWITCH SEEK DOWN SEEK UP SELECT SERIAL DATA 2 SERIAL DATA BUS 10 SERIAL DATA BUS 5 STEERING WHEEL AIR BAG COIL TALK USB VOL (-) W/ ONSTAR W/O ONSTAR W/ NAVIGATION W/O NAVIGATION WHT WIRE YEL WIRE

BATT POS VOLT BLK WIRE COMPUTER DATA LINES SYSTEM DIMMING CONTROL DK BLU/BLK WIRE FUSE 39 FUSE 42 GRN/VIO WIRE GROUND GRY/BLK WIRE GRY/GRN WIRE GRY/VIO WIRE HOT AT ALL TIMES ILL INFOTAINMENT CONTROL TOUCHPAD INSTRUMENT PANEL FUSE BLOCK MOST CONTROL MOST SERIAL DATA (+) MOST SERIAL DATA (-) GMLAN SERIAL DATA 2 RED/BLU WIRE RED/LT BLU WIRE RED/VIO WIRE RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT REAR DOOR SPEAKER RIGHT REAR WINDOW SHELF SPEAKER WHT WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE

BATT POS VOLT BLK WIRE BLU/GRY WIRE BRN/DK BLU WIRE CENTER INSTRUMENT PANEL SPEAKER COMPUTER DATA LINES SYSTEM DISPLAY DISPLAY SIG + DK BLU WIRE DK BLU/YEL WIRE DK GRN WIRE DK GRN/BLK WIRE DK GRN/DK BLU WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE FUSE 16 FUSE 38 GRN/BLK WIRE GRY/GRN WIRE HOT AT ALL TIMES INFO DISPLAY MODULE INFOTAINMENT INSTRUMENT PANEL FUSE BLOCK LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER SPEAKER LEFT REAR DOOR SPEAKER LEFT SUBWOOFER SPEAKER LOGIC LOW SPEED GMLAN LVDS MEDIA DISC PLAYER RADIO CONTROLS RED/BRN WIRE RED/LT BLU WIRE RED/VIO WIRE RED/YEL WIRE REPLICATED SERIAL DATA 2 SERIAL DATA BUS 10 SERIAL DATA BUS 5 SIG VIO/DK BLU WIRE YEL/WHT WIRE

BLK WIRE DK GRN WIRE DK GRN/WHT WIRE FRONT OVERHEAD CONSOLE ASSEMBLY GRY WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED NCA WIRE REAR AUDIO CONTROL MODULE REAR WINDOW SUNSHADE MODULE REAR WINDOW SUNSHADE MOTOR RED WIRE RVC/ VENT FUSE SUNSHADE SWITCH UNDERHOOD FUSE BLOCK VIO WIRE VIO/GRY WIRE VIO/WHT WIRE YEL WIRE

BATT POS VOLT BLK WIRE BODY CONTROL MODULE (UNDER FRONT CONSOLE) BRN/GRY WIRE COMPUTER DATA LINES SYSTEM DC DC BATT 2/AWD FUSE DELAY SWITCH DK BLU WIRE DK GRN/BRN WIRE DRIVER INFORMATION CENTER DISPLAY FRT WPR FUSE FUSE 20 FUSE 41 GRY WIRE GRY/LT GRN WIRE GRY/VIO WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LIN SERIAL DATA BUS 1 LOGIC LOW SPD GMLAN SERIAL DATA 2 OFF MIST POWER SUPPLY TRANSFORMER RED/BRN WIRE RED/DK BLU WIRE RED/YEL WIRE SPLY VOLT 1 UNDERHOOD FUSE BLOCK W/O START/STOP SYSTEM W/ START/STOP SYSTEM WASH PUMP FUSE WASHER SWITCH WHT WIRE WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP RELAY WINDSHIELD WASHER RLY CTRL WINDSHIELD WASHER SW SIG WINDSHIELD WIPER MOTOR WINDSHIELD WIPER MTR RLY COIL CTRL WINDSHIELD WIPER SW HI SIG WINDSHIELD WIPER SW LO REF WINDSHIELD WIPER SW LOW SIG WINDSHIELD WIPER/WASHER SWITCH WIPER SWITCH YEL WIRE