Buick Envision II (2020-2024) (under left front seat) Wiring diagrams

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRN/GRN WIRE GARAGE DOOR OPENER TRANSMITTER GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE ILL LEFT FRONT SIDE DOOR OUTSIDE HANDLE LEFT FRONT SIDE DOOR OUTSIDE HANDLE SWITCH LEFT LOW FREQUENCY FRONT SIDE DOOR OUTSIDE HANDLE ANTENNA LEFT REAR SIDE DOOR OUTSIDE HANDLE LEFT REAR SIDE DOOR OUTSIDE HANDLE SWITCH LOGIC NCA WIRE REAR COMPARTMENT LOW FREQUENCY ANTENNA RED/YEL WIRE RIGHT FRONT SIDE DOOR OUTSIDE HANDLE RIGHT FRONT SIDE DOOR OUTSIDE HANDLE SWITCH RIGHT LOW FREQUENCY FRONT SIDE DOOR OUTSIDE HANDLE ANTENNA RIGHT REAR SIDE DOOR OUTSIDE HANDLE RIGHT REAR SIDE DOOR OUTSIDE HANDLE SWITCH VIO WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE YEL WIRE YEL/GRN WIRE

AUTOSAR CAN BUS (+) 1 SERIAL DATA AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (+) 5 SERIAL DATA AUTOSAR SERIAL DATA CAN BUS (-) 8 SERIAL DATA BATT POS VOLT BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM DAY NIGHT LED CTRL DRIVER INFORMATION CENTER DISPLAY FORWARD COLLISION ALERT DISPLAY FORWARD COLLISION ALERT LED CTRL GRY/BLK WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IMAGE PROCESSING MODULE (LEFT SIDE OF LUGGAGE COMPT) INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC LONG RANGE FORWARD RANGE RADAR SENSOR RED/YEL WIRE SIG GND VIO/GRN WIRE WHT WIRE WHT/GRY WIRE

BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/YEL WIRE BRN WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT ADJUSTER ACTUATOR DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH DRIVER FRONT SEAT RECLINER ACTUATOR DRIVER FRONT SEAT TILT ADJUSTER ACTUATOR DRIVER FRONT SEAT VERTICAL ADJUSTER ACTUATOR DRIVER SEAT ADJUSTER MEMORY MODULE ENGINE WIRING HARNESS JUNCTION BLOCK EXIT GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES LEFT FRONT SEAT LANE DEPARTURE WARNING ACTUATOR NCA WIRE RED WIRE RED/GRN WIRE RED/WHT WIRE RIGHT FRONT SEAT LANE DEPARTURE WARNING ACTUATOR SET- WHT WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE

BK COAX BLK/WHT WIRE BLK/YEL WIRE BU COAX CAMERA VIDEO SIG COAX DISPLAY (IF EQUIPPED) DOWN DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR GRN/WHT WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED INSIDE REAR VIEW MIRROR INSIDE REAR VIEW MIRROR CAMERA VIDEO DISPLAY INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT LOGIC MIRROR DIMMING NCA WIRE OUT PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS RIGHT VIO/GRY WIRE YEL/WHT WIRE

AIR INLET VALVE ACTUATOR BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BODY CONTROL MODULE BRAKE MASTER CYLINDER BRAKE FLUID LEVEL SENSOR CARGO AREA TRIM ACCESSORY POWER RECEPTACLE CENTER HIGH MOUNTED STOP LAMP RADIO AM ANTENNA SIGNAL FILTER MODULE DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH INSIDE AMBIENT AIR QUALITY PARTICULATE SENSOR MODULE INSIDE REAR VIEW MIRROR LEFT FRONT SIDE DOOR OUTSIDE HANDLE LEFT FRONT SIDE DOOR OUTSIDE HANDLE SWITCH LEFT REAR BODY STRUCTURE STOP LAMP LEFT REAR CARGO CENTER COURTESY LAMP LEFT REAR COMBINATION LAMP LIFTGATE LEFT REAR SIDE DOOR OUTSIDE HANDLE LEFT REAR SIDE DOOR OUTSIDE HANDLE SWITCH LEFT ROOF RAIL REAR SEAT POSITION READING, COURTESY LAMP LEFT TEMPERATURE VALVE ACTUATOR LIFTGATE LATCH LIGHTING CONTROL MODULE LONG RANGE FORWARD RANGE RADAR SENSOR MODE VALVE ACTUATOR NCA WIRE ON/OFF VEHICLE SWITCH REAR GATE MODULE REAR SEAT CENTER READING LAMP REAR WINDOW WIPER MOTOR RIGHT FRONT FLOOR COURTESY LAMP RIGHT FRONT SIDE DOOR OUTSIDE HANDLE RIGHT FRONT SIDE DOOR OUTSIDE HANDLE SWITCH RIGHT REAR SIDE DOOR OUTSIDE HANDLE RIGHT REAR SIDE DOOR OUTSIDE HANDLE SWITCH RIGHT ROOF RAIL REAR SEAT POSITION READING, COURTESY LAMP RIGHT TEMPERATURE VALVE ACTUATOR SUNROOF CONTROL MODULE WINDSHIELD FRONT VIEW CAMERA

AMBIENT AIR TEMP SENS SIG AMBIENT AIR TEMPERATURE SENSOR BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BRAKE FLUID LEVEL SENSOR BRAKE FLUID LEVEL SIG BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC BRAKE CTRL ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM ENGINE CTRL SENS 5 VOLT REF 1 ENGINE CTRL SENS LOW REF 1 ENGINE CTRL VEHICLE SENS LOW REF 1 ENGINE OIL TEMPERATURE SENSOR FUEL LEVEL SENS 2 LOW REFR FUEL LEVEL SENS LOW REFR FUEL PUMP POWER CONTROL MODULE GRN/GRY WIRE GRN/YEL WIRE HIGH SPEED GMLAN SERIAL DATA (+) 7 MODULE LIN BUS 1 OIL PRESS SENS SIG OIL TEMP SENS SIG PARKING BRAKE CONTROL SWITCH PRIMARY FUEL LEVEL SENSOR RED/GRY WIRE SECONDARY FUEL LEVEL SENS SIG SECONDARY FUEL LEVEL SENSOR TRANSFER CASE FLUID TEMP SENS SIG VIO WIRE WHT WIRE YEL/BRN WIRE

BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/GRY WIRE COMPUTER DATA CRUISE CONTROL SWITCH DRIVER DOOR LOCK SWITCH DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH GARAGE DOOR OPENER TRANSMITTER GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/VIO WIRE INSTRUMENT PANEL CLUSTER CONTROL MODULE LIFTGATE RELEASE SWITCH LINES SYSTEM LOGIC NCA WIRE PARKING BRAKE CONTROL SWITCH PASSENGER DOOR LOCK SWITCH PASSENGER FRONT SIDE DOOR WINDOW SWITCH ROOF CONSOLE STEERING WHEEL RADIO CONTROL SWITCH W/ MEMORY W/ UNIVERSAL GARAGE DOOR OPENER W/O MEMORY W/O UNIVERSAL GARAGE DOOR OPENER YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/YEL WIRE BRN/GRY WIRE BRN/WHT WIRE COAX COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH DRIVER SEAT ADJUSTER MEMORY MODULE ENGINE WIRING HARNESS JUNCTION BLOCK EXIT GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES LOGIC MIRROR DIMMING MIRRORS SYSTEM NAVIGATION SYSTEM NCA WIRE PASSENGER FRONT SIDE DOOR WINDOW SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR ACTUATOR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER SIDE OBJECT DETECTION INDICATOR RED/GRN WIRE RED/WHT WIRE RIGHT SIDE VIEW DRIVER INFORMATION CAMERA SET- VIO/WHT WIRE WHT WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRN/GRN WIRE GARAGE DOOR OPENER TRANSMITTER GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE ILL LEFT FRONT SIDE DOOR OUTSIDE HANDLE LEFT FRONT SIDE DOOR OUTSIDE HANDLE SWITCH LEFT LOW FREQUENCY FRONT SIDE DOOR OUTSIDE HANDLE ANTENNA LEFT REAR SIDE DOOR OUTSIDE HANDLE LEFT REAR SIDE DOOR OUTSIDE HANDLE SWITCH LOGIC NCA WIRE REAR COMPARTMENT LOW FREQUENCY ANTENNA RED/YEL WIRE RIGHT FRONT SIDE DOOR OUTSIDE HANDLE RIGHT FRONT SIDE DOOR OUTSIDE HANDLE SWITCH RIGHT LOW FREQUENCY FRONT SIDE DOOR OUTSIDE HANDLE ANTENNA RIGHT REAR SIDE DOOR OUTSIDE HANDLE RIGHT REAR SIDE DOOR OUTSIDE HANDLE SWITCH VIO WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE YEL WIRE YEL/GRN WIRE

AJAR SW SIG AUTO OFF AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS SER DATA (-) 1 BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE BRAKE FLUID LEVEL SENSOR BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE BRK FLUID LVL SIG COMPUTER DATA LINES SYSTEM DR AJAR SW SIG DRIVER FRONT SIDE DOOR LATCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR ELECTRONIC BRAKE CONTROL MODULE LIN BUS 1 GRN/GRY WIRE GRN/YEL WIRE GRY WIRE HEAD HEADLAMP SWITCH HEADLAMP SWITCH PARK LAMP SIGNAL LEFT REAR SIDE DOOR LATCH LEFT REAR SIDE DOOR WINDOW SWITCH LOGIC NETWORK BUS 4 NETWORK SERIAL PARK PARK BRAKE CONTROL SWITCH PASSENGER FRONT SIDE DOOR LATCH PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR RED/GRY WIRE RED/VIO WIRE RIGHT REAR SIDE DOOR LATCH RIGHT REAR SIDE DOOR WINDOW SWITCH WHT WIRE