Buick Envision II (2020-2024) blk/gry Wiring diagrams

A/C COMPRESSOR CLUTCH RELAY CONTROL A/C REFRIGERANT PRESSURE SENSOR SIGNAL AMBIENT AIR TEMPERATURE SENSOR SIGNAL BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM COOLANT DIVERTER VALVE ACTUATOR CONTROL CLOSE COOLANT DIVERTER VALVE ACTUATOR CONTROL OPEN COOLANT DIVERTER VALVE POSITION SIGNAL COOLANT TEMPERATURE SENSOR 2 SIGNAL ENGINE BLOCK COOLANT TEMPERATURE SIGNAL ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROL MODULE LIN BUS 4 ENGINE CONTROL SENSORS 5 VOLT REF 1 ENGINE CONTROL SENSORS LOW REFERENCE 1 ENGINE CONTROL SENSORS LOW REFERENCE 2 ENGINE CONTROL VEHICLE SENSORS 5 VOLT REF 1 ENGINE CONTROL VEHICLE SENSORS LOW REF 1 ENGINE CONTROLS SYSTEM ENGINE COOLANT BYPASS VALVE ENGINE COOLANT FLOW CONTROL VALVE ENGINE COOLANT FLOW CONTROL VALVE BLOCK ENGINE COOLANT TEMPERATURE SENSOR 1 ENGINE COOLANT TEMPERATURE SENSOR 2 ENGINE COOLANT TEMPERATURE SENSOR 5 ENGINE INLET COOLANT TEMPERATURE SIGNAL ENGINE INTEGRATED EXHAUST MANIFOLD TEMPERATURE SIG ENGINE OUTLET COOLANT TEMPERATURE SIGNAL GRN WIRE GRN/BRN WIRE GRN/YEL WIRE GRY/VIO WIRE LEFT FRONT STRUT TOWER) LOGIC POWERTRAIN MAIN RELAY FUSED SUPPLY VOLTAGE 5 PVT SERIAL DATA POWERTRAIN CAN BUS (-) SERIAL DATA RED/GRY WIRE RED/YEL WIRE SIGNAL GROUND VIO WIRE VIO/BLU WIRE WHT WIRE WHT/GRY WIRE WHT/RED WIRE YEL/BLK WIRE YEL/BLU WIRE

A/C REFRIGERANT PRESSURE SENSOR AMBIENT AIR TEMPERATURE SENSOR BLK WIRE BLK/GRY WIRE BLK/YEL WIRE BLU/GRY WIRE BLU/RED WIRE COMPUTER DATA LINES SYSTEM ENGINE CONTROLS SYSTEM ENGINE COOLANT PUMP (LOWER LEFT FRONT OF ENGINE) ENGINE COOLANT TEMPERATURE SENSOR 6 GRN WIRE GRN/BRN WIRE GRN/VIO WIRE GRY/VIO WIRE LOGIC NCA WIRE RADIATOR COOLANT TEMPERATURE SENSOR RED/GRY WIRE RED/YEL WIRE RIGHT SIDE OF RADIATOR) YEL/BLK WIRE

A/C EVAPORATOR TEMP SENS SIG ACCELERATE SW SIG AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM AMBIENT LIGHT SENS SIG ANTI-LOCK BRAKES SYSTEM ANTI-THEFT, DOOR LOCKS SYSTEMS AUTO HI BEAM ASSIST SW SIG AUTO WIPER ON SIG AUTOSAR CAN BUS (-) 2 SER DATA BATT POS VOLT BLK WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLOWER MTR SPD CTRL BLOWER SPD FEEDBACK SIG BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE BODY CONTROL MODULE (BELOW CENTER OF INSTRUMENT PANEL, ON FLOOR) BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS DRIVER SOLAR SENS SIG ENHANCED DR MODE 1 SW SIG EXTERIOR LIGHTS SYSTEM AIR CONDITIONING SYSTEM GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/WHT WIRE HAZARD WARNING SW SIG HEADLAMP SW FLASH SIG HEADLAMP SW OFF SIG HEADLAMP SW ON SIG HEADLAMP SW PARK LAMP SIG HEADLIGHTS SYSTEM HIGH BEAM SIG HILL DESCENT CTRL SW SIG HORN SW SIG HORNS SYSTEM HOT AT ALL TIMES HVAC REMOTE ENABLE SIG HVAC SYSTEM ENABLE SIG I/P LAMP DIMMER SW SIG IGN MODE SW ACCESSORY LED SIG IGN MODE SW MODE VOLT IMMOBILIZER ANTENNA LOW SIG IMMOBILIZER ANTENNA SIG (+) INSIDE AIR TEMP SENS SIG INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK INTERIOR LAMP CTRL IP ACCENT LIGHTING CTRL IP LAMP DIMMER SW LOW REF LADDER LOW REF LANE DEPARTURE WARNING DISABLE SW SIG LED BACKLIGHT DIMMING CTRL 1 LEFT TURN SIG SW SIG LIN BUS 12 LIN BUS 5 LIN BUS 6 LR SEAT HEATING SW SIG MODE SW START LED SIG NAVIGATION SYSTEM OPEN/CLOSE SW SIG PARKING ASSIST DISABLE LED SIG PARKING ASSIST DISABLE SIG PARKING ASSIST DISABLE SW SIG PASSIVE ENTRY ANTENNA 1 HI SIG PASSIVE ENTRY ANTENNA 1 LOW SIG POWER DISTRIBUTION SYSTEM POWER RELAY 2 COIL CTRL REAR WINDOW WIPER SW SIG RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RIGHT TURN SIG SW SIG RR SEAT HEATING SW SIG RUN/CRANK RELAY COIL CTRL SEATS SYSTEM SENS LOW REF STARTING/CHARGING SYSTEM STOP/START IND CTRL STOP/START SW SIG TAP UP/TAP DOWN SW SIG TRACTION CTRL SW SIG TRANSMISSIONS SYSTEM UP/DOWN SW SIG VIO/BLU WIRE VIO/YEL WIRE WARNING IND CTRL WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE WHT/YEL WIRE WINDSHIELD WASHER SW SIG WINDSHIELD WIPER SW LOW REF WINDSHIELD WIPER SW LOW SIG WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM CRUISE CONTROL SYSTEM YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE

BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLOCK ENGINE COOLANT FLOW CONTROL VALVE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM COOLANT DIVERTER VALVE ACTUATOR CONTROL CLOSE COOLANT DIVERTER VALVE ACTUATOR CONTROL OPEN COOLANT DIVERTER VALVE POS SIG COOLANT TEMP SENS 2 SIG ENG BLOCK COOLANT TEMP SIG ENG CTRL MOD LIN BUS 1 ENG CTRL MOD LIN BUS 2 ENG CTRL SENS LO REF 1 ENG CTRL VEHICLE SENS 5 VOLT REF 1 ENG CTRL VEHICLE SENS LOW REF 1 ENG INLET COOLANT TEMP SIG ENG INTEGRATED EXHAUST MANIFOLD TEMP SIG ENG OUTLET COOLANT TEMP SIG ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE COOLANT BYPASS VALVE ENGINE COOLANT TEMPERATURE SENSOR 1 ENGINE COOLANT TEMPERATURE SENSOR 2 ENGINE COOLANT TEMPERATURE SENSOR 5 ENGINE COOLANT TEMPERATURE SENSOR 6 ENGINE CTRL SENS LOW REF 2 ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/VIO WIRE HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED LEFT FRONT STRUT TOWER) LOGIC RUN/CRANK IGN 1 VOLT SIGNAL GROUND VIO WIRE VIO/BLU WIRE VIO/WHT WIRE WHT/RED WIRE YEL/BLK WIRE YEL/BLU WIRE

1 VOLT AUTOSAR CAN BUS BLK WIRE BLK/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM COOLING FAN MOTOR ENGINE COOLANT PUMP ENGINE COOLANT TEMPERATURE GAUGE ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BRN WIRE GRN/VIO WIRE GROUND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC NCA WIRE RADIATOR COOLANT TEMPERATURE SENSOR RED/GRY WIRE RED/YEL WIRE RIGHT SIDE OF RADIATOR) RUN/CRANK IGN VIO/BLK WIRE VIO/WHT WIRE YEL/BLK WIRE

AUTOSAR CAN BUS (+) 1 SER DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLK WIRE GRN/GRY WIRE GRN/VIO WIRE GRY/BLU WIRE GRY/WHT WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LIN BUS 1 INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT FRONT SUSPENSION 4 CORNER LEVELING SYSTEM POSITION SENSOR LEFT FRONT SUSPENSION STRUT ACTUATOR LEFT REAR SHOCK ABSORBER ACTUATOR LEFT REAR SHOCK ABSORBER ACTUATOR CONTROL LF SUSPENSION POS SENS SIG LF SHOCK ABSORBER ACC CTRL LF SUSPENSION POS LOW REF LF SUSPENSION POS SENS VOLT REF LOGIC LR SHOCK ABSORBER ACC CTRL RED/VIO WIRE RF SHOCK ABSORBER ACC CTRL RF SUSPENSION POS SENS LOW REF RF SUSPENSION POS SENS SIG RF SUSPENSION POS SENS VOLT REF RIGHT FRONT SUSPENSION 4 CORNER LEVELING SYSTEM POSITION SENSOR RIGHT FRONT SUSPENSION STRUT ACTUATOR RIGHT REAR SHOCK ABSORBER ACTUATOR RR SHOCK ABSORBER ACC CTRL SIG GND SUSPENSION CONTROL MODULE WHT WIRE YEL/WHT WIRE

BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER CUSHION, BACK SWITCH DRIVER FRONT SEAT BACK HEATER DRIVER FRONT SEAT CUSHION HEATER ENGINE WIRING HARNESS JUNCTION BLOCK FRONT HEATER, AIR CONDITIONING USER INTERFACE CONTROL FRONT SEAT HEATER VENT CONTROL MODULE GRN WIRE GRN/VIO WIRE GRY/BLK WIRE HIGH HEAT IND HOT AT ALL TIMES LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 9 LOGIC LOW HEAT IND MEDIUM HEAT IND PASSENGER CUSHION/ BACK SWITCH PASSENGER FRONT SEAT BACK HEATER PASSENGER FRONT SEAT CUSHION HEATER RED/BLU WIRE RED/WHT WIRE VIO/WHT WIRE WHT/BLU WIRE WHT/GRY WIRE YEL/GRY WIRE

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

A/C COMPRESSOR CLUTCH RELAY CONTROL A/C REFRIGERANT PRESSURE SENSOR SIGNAL AMBIENT AIR TEMPERATURE SENSOR SIGNAL BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM COOLANT DIVERTER VALVE ACTUATOR CONTROL CLOSE COOLANT DIVERTER VALVE ACTUATOR CONTROL OPEN COOLANT DIVERTER VALVE POSITION SIGNAL COOLANT TEMPERATURE SENSOR 2 SIGNAL ENGINE BLOCK COOLANT TEMPERATURE SIGNAL ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROL MODULE LIN BUS 4 ENGINE CONTROL SENSORS 5 VOLT REF 1 ENGINE CONTROL SENSORS LOW REFERENCE 1 ENGINE CONTROL SENSORS LOW REFERENCE 2 ENGINE CONTROL VEHICLE SENSORS 5 VOLT REF 1 ENGINE CONTROL VEHICLE SENSORS LOW REF 1 ENGINE CONTROLS SYSTEM ENGINE COOLANT BYPASS VALVE ENGINE COOLANT FLOW CONTROL VALVE ENGINE COOLANT FLOW CONTROL VALVE BLOCK ENGINE COOLANT TEMPERATURE SENSOR 1 ENGINE COOLANT TEMPERATURE SENSOR 2 ENGINE COOLANT TEMPERATURE SENSOR 5 ENGINE INLET COOLANT TEMPERATURE SIGNAL ENGINE INTEGRATED EXHAUST MANIFOLD TEMPERATURE SIG ENGINE OUTLET COOLANT TEMPERATURE SIGNAL GRN WIRE GRN/BRN WIRE GRN/YEL WIRE GRY/VIO WIRE LEFT FRONT STRUT TOWER) LOGIC POWERTRAIN MAIN RELAY FUSED SUPPLY VOLTAGE 5 PVT SERIAL DATA POWERTRAIN CAN BUS (-) SERIAL DATA RED/GRY WIRE RED/YEL WIRE SIGNAL GROUND VIO WIRE VIO/BLU WIRE WHT WIRE WHT/GRY WIRE WHT/RED WIRE YEL/BLK WIRE YEL/BLU WIRE

A/C REFRIGERANT PRESSURE SENSOR AMBIENT AIR TEMPERATURE SENSOR BLK WIRE BLK/GRY WIRE BLK/YEL WIRE BLU/GRY WIRE BLU/RED WIRE COMPUTER DATA LINES SYSTEM ENGINE CONTROLS SYSTEM ENGINE COOLANT PUMP (LOWER LEFT FRONT OF ENGINE) ENGINE COOLANT TEMPERATURE SENSOR 6 GRN WIRE GRN/BRN WIRE GRN/VIO WIRE GRY/VIO WIRE LOGIC NCA WIRE RADIATOR COOLANT TEMPERATURE SENSOR RED/GRY WIRE RED/YEL WIRE RIGHT SIDE OF RADIATOR) YEL/BLK WIRE