Buick Envision II (2020-2024) body control module Wiring diagrams

1-BG PERFORMANCE DATA REC LOW VOLT DIFFERENTIAL SIGNALING LVDS SIG 1-BN 1-RD 2-BG 2-RD PERFORMANCE DATA REC LOW VOLT DIFFERENTIAL SIGNALING LVDS SIG AUTOSAR CAN BUS (+) 1 SER DATA AUTOSAR CAN BUS (+) 2 SERIAL DATA BATT POS VOLT BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE COAX COAX BK COAX COAX BK COAX OG COMPUTER DATA LINES SYSTEM DISPLAY DRIVER OUTSIDE REAR- VIEW MIRROR FRONT VIEW CAMERA LVDS COAXIAL SIG GN GRILLE FRONT VIEW DRIVER INFORMATION CAMERA GRN/WHT WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT SIDE VIEW DRIVER INFORMATION CAMERA LOGIC LVDS BK LVDS GY PASSENGER OUTSIDE REAR VIEW MIRROR RADIO RADIO CONTROL REAR VIEW DRIVER INFORMATION CAMERA RED/YEL WIRE RIGHT SIDE VIEW DRIVER INFORMATION CAMERA VIDEO PROCESSING MODULE WHT 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

BATTERY POSITIVE VOLTAGE BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH DAY NIGHT LED CTRL DRIVER INFORMATION CENTER DISPLAY DRIVER SEAT ADJUSTER MEMORY MODULE FLOOR CONSOLE ACCESSORY FUNCTION SWITCH FORWARD COLLISION ALERT DISPLAY FORWARD COLLISION ALERT LED CTRL GRN WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LANE DEPARTURE WARN DISABLE SW SIG LANE DEPARTURE WARN IND CTRL LANE DEPARTURE WARNING IND LANE KEEPING ASSIST IND LANE KEEPING ASSIST SWITCH LEFT FRONT SEAT LANE DEPARTURE WARNING ACTUATOR LOGIC LR SEAT HAPTIC MOVEMENT MOTOR CONTROL NCA WIRE RED WIRE RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT SEAT LANE DEPARTURE WARNING ACTUATOR STEERING WHEEL AIR BAG COIL VEHICLE AHEAD IND VIO WIRE VIO/GRN WIRE W/ MEMORY W/O MEMORY WHT WIRE WHT/GRY WIRE WINDSHIELD FRONT VIEW CAMERA YEL WIRE YEL/BRN WIRE

AUTOSAR CAN BUS (+) 2 SERIAL DATA BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BRN WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM FLOOR CONSOLE ACCESSORY FUNCTION SWITCH GRN WIRE GRN/BRN WIRE GRY/GRN WIRE LEFT REAR ADVANCED PARKING ASSIST ALARM SENSOR LEFT REAR MIDDLE PARKING ASSIST ALARM SENSOR LEFT REAR OUTER PARKING ASSIST ALARM SENSOR PARALLEL PARKING ASSIST SWITCH PARKING ASSIST IND PARKING ASSIST PARALLEL PARKING DISABLE SW SIG PARKING ASSIST SWITCH RIGHT REAR ADVANCED PARKING ASSIST ALARM SENSOR RIGHT REAR MIDDLE PARKING ASSIST ALARM SENSOR RIGHT REAR OUTER PARKING ASSIST ALARM SENSOR RR PARKING ASSIST DISABLE LED SIG RR PARKING ASSIST DISABLE SIG WHT WIRE YEL WIRE YEL/BLU WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK WIRE BLU WIRE BLU/GRY WIRE BODY CONTROL MODULE CARGO AREA TRIM ACCESSORY POWER RECEPTACLE COMPUTER DATA LINES SYSTEM FROM BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK (DIAGRAM 1 OF 8) FROM ENGINE WIRING HARNESS JUNCTION BLOCK (DIAGRAM 2 OF 8) FROM ENGINE WIRING HARNESS JUNCTION BLOCK (DIAGRAM 4 OF 8) GEAR SHIFT CONTROL MODULE LEFT REAR BODY STRUCTURE STOP LAMP LEFT REAR LIFTGATE COMBINATION LAMP LIGHTING CONTROL MODULE MULTI-FUNCTION POWER SUPPLY CONVERTER N/A PARKING BRAKE CONTROL SWITCH RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR LIFTGATE COMBINATION LAMP STARTING/CHARGING SYSTEM VIDEO PROCESSING MODULE VIO/GRN WIRE WHT WIRE YEL/BLK WIRE

110 VOLT ACCESSORY TIME DELAY CUTOFF RELAY AUTOSAR CAN BUS (+) 5 SERIAL DATA AUTOSAR CAN BUS (-) 5 BATT POSITIVE VOLT BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR FRONT FLOOR CONSOLE ACCESSORY POWER RECEPTACLE GRY/GRN WIRE IMAGE PROCESSING MODULE LEFT SIDE OBSTACLE DETECTION CONTROL MODULE LOGIC LONG RANGE FORWARD RANGE RADAR SENSOR N/A PARKING ASSIST CONTROL MODULE PASSENGER RESTRAINTS OCCUPANT CLASSIFICATION SYSTEM MODULE REAR FLOOR CONSOLE DUAL CHARGE RECEPTACLE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RESTRAINTS CONTROL MODULE RIGHT SIDE OBSTACLE DETECTION CONTROL MODULE ROOF CONSOLE SERIAL DATA SERIAL DATA AUTOSAR CAN BUS (+) 5 SERIAL DATA GATEWAY MODULE TELEMATIC CONTROL MODULE VIO WIRE W/ ACTIVE SAFETY WINDSHIELD FRONT VIEW CAMERA WIRELESS ACCESSORY CHARGING MODULE 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

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

AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (-) 2 SERIAL DATA GND AUTOSAR CAN BUS SER DATA (-) 2 BATT POS VOLT BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK GRN/WHT WIRE GRY WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIGHTING CONTROL MODULE (RIGHT SIDE OF DASH) LOW WASHER FLUID INDICATOR CTRL REAR WINDOW WASHER PUMP REAR WINDOW WASHER PUMP RELAY REAR WINDOW WASHER RELAY CTRL REAR WINDOW WIPER SW SIG REAR WIPER MOTOR RELAY COIL CTRL RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/VIO WIRE WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP RELAY WINDSHIELD WASHER RELAY CTRL WINDSHIELD WASHER SOLVENT CONTAINER LEVEL SENSOR WINDSHIELD WASHER SW SIG WINDSHIELD WIPER MTR PARK SW SIG WINDSHIELD WIPER MTR RELAY COIL CTRL WINDSHIELD WIPER SW HI SIG WINDSHIELD WIPER SW LOW REF WINDSHIELD WIPER SW LOW SIG YEL WIRE YEL/BLU WIRE