Buick Envision II (2020-2024) grn/vio Wiring diagrams

ACTIVE GRILLE AIR SHUTTER ACTUATOR BLK WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE CAN BUS SERIAL DATA (+) 5 CAN BUS SERIAL DATA (-) 5 CAN BUS SERIAL DATA (-) 3 CAN BUS SERIAL DATA (+) 3 COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE ENGINE WIRING HARNESS JUNCTION BLOCK GRN/VIO WIRE GROUND HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED IGN INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIN LIN BUS 1 LOGIC RUN/CRANK IGN 1 VOLTAGE VIO/BLK WIRE VIO/BLU WIRE WHT WIRE

AUTOSAR CAN BUS (+) 1 SERIAL DATA AUTOSAR CAN BUS (+) 1 SERIAL DATA BRAKE SYSTEM CONTROL MODULE LIN BUS 1 AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (+) 2 SERIAL DATA LEFT PARK BRAKE MOTOR LOW REFERENCE AUTOSAR CAN BUS (-) 1 SERIAL DATA RIGHT REAR WHEEL SPEED SENSOR CONTROL AUTOSAR CAN BUS (-) 2 SERIAL DATA RIGHT FRONT WHEEL SPEED SENSOR SIGNAL BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SENSOR BRAKE FLUID LEVEL SIGNAL BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK GRN/GRY WIRE GRN/VIO WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT FRONT STRUT TOWER) LEFT FRONT WHEEL SPEED SENSOR LEFT FRONT WHEEL SPEED SENSOR CONTROL LEFT FRONT WHEEL SPEED SENSOR SIGNAL LEFT PARK BRAKE MOTOR APPLY CONTROL LEFT REAR PARKING BRAKE ACTUATOR LEFT REAR WHEEL SPEED SENSOR LEFT REAR WHEEL SPEED SENSOR CONTROL LEFT REAR WHEEL SPEED SENSOR SIGNAL NCA WIRE RED/WHT WIRE RIGHT FRONT WHEEL SPEED SENSOR RIGHT FRONT WHEEL SPEED SENSOR CONTROL RIGHT PARK BRAKE MOTOR APPLY CONTROL RIGHT PARK BRAKE MOTOR LOW REFERENCE RIGHT REAR PARKING BRAKE ACTUATOR RIGHT REAR WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR SIGNAL RUN/CRANK IGNITION 1 VOLTAGE VIO WIRE VIO/GRY WIRE WHT WIRE YEL WIRE

ABS IND. ABS/TRACTION CONTROL HILL DESCENT CONTROL SWITCH SIGNAL AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (-) 2 SERIAL DATA GROUND BATTERY POSITIVE VOLTAGE BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE BRAKE APPLY SENSOR CONTROL BRAKE APPLY SENSOR LOW REF BRAKE APPLY SENSOR SIGNAL BRAKE IND BRAKE PEDAL POSITION SENSOR BRAKE POSITION SENSOR SIGNAL COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ELECTRIC PARK BRAKE IND ELECTRONIC STABILITY CONTROL IND ELECTRONIC STABILITY CONTROL OFF IND ELECTRONIC STABILITY CONTROL OFF SWITCH ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROL MODULE LIN BUS 1 ENGINE CONTROL MODULE LIN BUS 2 ENGINE CONTROL SENSORS 5 VOLT REFERENCE 1 ENGINE CONTROL VEHICLE SENSORS LOW REFERENCE 2 FLOOR CONSOLE ACCESSORY FUNCTION SWITCH GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE HILL DESCENT CONTROL SWITCH HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC PARK BRAKE IND PARKING BRAKE CONTROL SWITCH RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE TRACTION CONTROL IND TRACTION CONTROL SWITCH SIGNAL 1 VIO/GRY WIRE WHT WIRE WHT/GRN WIRE WHT/RED WIRE

BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE CAN BUS (+) 1 CAN BUS (+) 2 CAN BUS (-) 8 CAN-BUS GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE HEADLAMP CONTROL MODULE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LONG RANGE FORWARD RANGE RADAR SENSOR PASSENGER RESTRAINTS OCCUPANT CLASSIFICATION SYSTEM MODULE RED/WHT WIRE RESTRAINTS CONTROL MODULE VIO WIRE W/ ADAPTIVE FRONT LIGHTING W/ BRAKE PREFILL INTEGRATED BRAKE ASSIST W/O ADAPTIVE FRONT LIGHTING W/O BRAKE PREFILL INTEGRATED BRAKE ASSIST WHT WIRE WHT/GRY WIRE WHT/YEL WIRE WINDSHIELD FRONT VIEW CAMERA YEL WIRE

BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE CAN BUS (+) 1 CAN BUS (+) 2 CAN BUS (-) 8 CAN BUS COMM ENABLE GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE IMAGE PROCESSING MODULE LEFT FRONT HEADLAMP LEFT HEADLAMP CONTROL MODULE LIGHTING CONTROL MODULE PARKING ASSIST CONTROL MODULE POWER DISTRIBUTION SYSTEM RIGHT HEADLAMP CONTROL MODULE RIGHT FRONT HEADLAMP RUN/CRANK RELAY COIL CTRL SUSPENSION CONTROL MODULE VIDEO PROCESSING MODULE (LEFT SIDE OF LUGGAGE COMPT) VIO WIRE W/ 360 VISION VIEW W/ BRAKE PREFILL INTEGRATED BRAKE ASSIST W/O 360 VISION VIEW W/O BRAKE PREFILL INTEGRATED BRAKE ASSIST WHT WIRE WHT/BLU WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE

BLU/BLK WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLU WIRE CAN BUS (+) 4 CAN BUS (-) 5 CAN-BUS DRIVER SEAT ADJUSTER MEMORY MODULE ETHERNET BUS 4 (-) ETHERNET BUS 7 (-) FRONT HEATER, AIR CONDITIONING USER INTERFACE CONTROL GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/WHT WIRE INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT SIDE OBSTACLE DETECTION CONTROL MODULE LIN BUS 1 LOW LEVEL MID/HIGH LEVEL RIGHT SIDE OBSTACLE DETECTION CONTROL MODULE TELEMATIC CONTROL MODULE VIO WIRE W/ MEMORY W/ PORTABLE WIRELESS DEVICE CHARGER W/ POWER LIFTGATE W/O OBSTACLE DETECTION W/0 MEMORY W/O PORTABLE WIRELESS DEVICE CHARGER WHT WIRE WIRELESS ACCESSORY CHARGING MODULE YEL WIRE

AUDIO AMPLIFIER BATTERY MONITOR MODULE BLU WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (BELOW CENTER OF INSTRUMENT PANEL, ON FLOOR) BRN/BLK WIRE BRN/BLU WIRE CAN BUS (-) 5 DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR ENGINE COOLING FAN MOTOR ETHERNET BUS 6 (-) FRONT SEAT HEATER VENT CONTROL MODULE GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/WHT WIRE HEATED STEERING WHEEL MODULE INSIDE AMBIENT AIR QUALITY PARTICULATE SENSOR MODULE LEFT REAR SIDE DOOR WINDOW SWITCH LIN BUS 1 LIN BUS 10 LIN BUS 11 LIN BUS 12 LIN BUS 16 LIN BUS 3 LIN BUS 4 LIN BUS 5 LIN BUS 6 LIN BUS 8 LIN BUS 9 NCA WIRE PASSENGER FRONT SIDE DOOR WINDOW CONTROL SWITCH PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR REAR CLOSURE HAND- FREE MODULE REAR SEAT HEATER CONTROL MODULE REMOTE FUNCTION ACTUATOR MODULE RIGHT REAR SIDE DOOR WINDOW SWITCH STEERING WHEEL AIR BAG COIL VIO WIRE VIO/GRN WIRE W/ IOS W/ IOU WHT WIRE YEL WIRE

ACTIVE GRILLE AIR SHUTTER ACTUATOR BLU WIRE BLU/GRY WIRE BLU/WHT WIRE BRN/BLU WIRE BUS ENABLE CAN BUS (+) 6 SERIAL DATA CAN BUS (-) 2 SERIAL DATA DRIVER FRONT SEAT ADJUSTER SWITCH DRIVER FRONT SEAT BLADDER CONTROL MODULE ENGINE COOLANT FLOW CONTROL VALVE BLOCK ENGINE COOLANT FLOW CONTROL VALVE ENGINE COOLANT PUMP ETHERNET BUS 2 (-) ETHERNET BUS 4 (-) ETHERNET BUS 7 (-) EVAPORATIVE EMISSION CANISTER PURGE PUMP FUEL PUMP POWER CONTROL MODULE GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/WHT WIRE HEAD-UP DISPLAY LIN BUS 1 LIN BUS 2 LIN BUS 4 LOW LEVEL MASS AIRFLOW SENSOR MID/HIGH LEVEL SERIAL DATA CAN BUS (-) STEERING WHEEL AIR BAG COIL STEERING WHEEL RADIO CONTROL SWITCH VIO WIRE VIO/GRN WIRE WHT WIRE YEL WIRE

ACCESSORY AC, DC POWER CONTROL MODULE BATTERY BLK WIRE BLK/GRY WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BODY CONTROL MODULE BRN/BLK WIRE DC/AC ENGINE START/STOP FROM IGNITION MAIN RELAY (DIAGRAM 7 OF 8) FROM INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK (DIAGRAM 7 OF 8) GRN/BLK WIRE GRN/VIO WIRE GROUND INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK INVERTER CONTROL LOGIC LOW REFERENCE NCA WIRE ON/OFF VEHICLE SWITCH POSITIVE VOLTAGE RED WIRE RED/GRN WIRE SERIAL DATA GATEWAY MODULE VIO WIRE YEL WIRE

AUTOMATIC TRANSMISSION ASSEMBLY BATTERY POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BODY CONTROL MODULE BRAKE PEDAL POSITION SENSOR BRK APPLY SENS CTRL BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRK POS SENS SIG CAN BUS (+) 3 SERIAL DATA CAN BUS (-) 2 SERIAL DATA CAN BUS (-) SERIAL DATA CAN BUS (-) SERIAL DATA BATT + VOLT COMPUTER DATA LINES SYSTEM ENG CTRL MODULE LIN BUS 1 ENG POS SENS LOW REF 2 ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) GEAR SHIFT CONTROL MODULE GRN/VIO WIRE GRY/BRN WIRE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED HOT W/ IGNITION MAIN RELAY 1 ENERGIZED INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT FRONT STRUT TOWER) NCA WIRE PARK INHIBIT SOLENOID ASSEMBLY CONTROL POWERTRAIN SENS BUS ENABLE RED/GRY WIRE RED/WHT WIRE RUN/CRANK IGN 1 VOLT SIG GND TOP OF TRANSMISSION) TRANSMISSION CONTROL MODULE TRANSMISSION HIGH SIDE DRIVER 2 CONTROL TRANSMISSION PARK VALVE LOCK SOLENOID ACTUATOR VIO/BLK WIRE VIO/GRN WIRE VIO/WHT WIRE WHT WIRE WHT/GRN WIRE WHT/RED WIRE