Buick Envision II (2020-2024) engine wiring harness junction block 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

BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BN-1 BRN/VIO WIRE COAX COAX OG COAX RD COMPUTER DATA LINES SYSTEM DRIVER REAR VIEW INFORMATION CAMERA ENGINE WIRING HARNESS JUNCTION BLOCK GRY WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC LVDS LVDS BK LVDS GY MULTI-FUNCTION POWER SUPPLY CONVERTER RADIO RADIO CONTROL RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE STEERING WHEEL AIR BAG COIL USB USB BK VIO/YEL WIRE

BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BN-1 BRN/BLK WIRE COAX COAX OG COAX RD COMPUTER DATA LINES SYSTEM DRIVER REAR VIEW INFORMATION CAMERA ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLK WIRE GRY WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC LVDS LVDS BK LVDS GY MULTI-FUNCTION POWER SUPPLY CONVERTER RADIO RADIO CONTROL RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE STEERING WHEEL AIR BAG COIL USB USB BK VIO/YEL WIRE

B+ POS SNS LOW REF BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK FRNT SUNSHADE SW SIG FRONT SUNROOF SUNSHADE MOTOR FRT SS MTR OPEN CTRL FRT SUNSHADE MTR CLS CNTRL GRN WIRE GRN/WHT WIRE GROUND HOT AT ALL TIMES LIN BUS 8 LOGIC POS SNS HIGH REF RED WIRE RED/YEL WIRE ROOF CONSOLE SLIDE SUNROOF CONTROL MODULE (FRONT OF SUNROOF) TILT WHT WIRE

AUTOMATIC TRANSMISSION AUTOSAR CAN BUS (+) 2 SERIAL DATA BATTERY BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BATTERY MONITOR MODULE BLK WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC TRANSMISSION RANGE SELECT OUT OF PARK SWITCH 2 SIGNAL ELECTRONIC TRANSMISSION RANGE SELECT OUT OF PARK SWITCH SIGNAL ENGINE RESTART RELAY ENGINE WIRING HARNESS JUNCTION BLOCK GENERATOR HOT AT ALL TIMES NCA WIRE RED/WHT WIRE STARTER STARTER RELAY TRANSMISSION CONTROL MODULE (TOP OF TRANSMISSION) TRANSMISSION OUTPUT SHAFT SPEED TRANSMISSION PARK VALVE POSITION SWITCH TRANSMISSIONS SYSTEM VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/VIO WIRE

AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (-) 3 SERIAL DATA AUTOSAR CAN BUS (+) 3 SERIAL DATA BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BODY CONTROL MODULE COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE START/STOP ENGINE WIRING HARNESS JUNCTION BLOCK FLOOR CONSOLE ACCESSORY FUNCTION SWITCH GRN WIRE GRN/BLK WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGNITION MODE SWITCH MODE VOLTAGE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT FRONT STRUT TOWER) MULTI-FUNCTION POWER SUPPLY CONVERTER ON/OFF VEHICLE SWITCH PASSIVE START SWITCH 2 LOW REFERENCE PASSIVE START SWITCH SIGNAL 2 POWER DISTRIBUTION SYSTEM POWERTRAIN CAN BUS (-) 2 SERIAL DATA RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RUN/CRANK IGNITION 1 VOLTAGE SERIAL DATA GATEWAY MODULE (CENTER OF DASH) SIGNAL GROUND STARTER ENABLE RELAY CONTROL STARTER PINION SOLENOID ACTUATOR RELAY CONTROL STOP/START INDICATOR CONTROL STOP/START SWITCH SIGNAL VIO/GRN WIRE VIO/WHT WIRE WHT WIRE YEL/BLK WIRE YEL/VIO 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

BLK WIRE BLK/GRY WIRE BLU WIRE BRN/BLU WIRE BRN/GRN WIRE DELAY SWITCH ENGINE WIRING HARNESS JUNCTION BLOCK GRY WIRE HI LO HOT AT ALL TIMES LEFT FRONT STRUT TOWER) MIST OFF INT REAR WINDOW WIPER MOTOR REAR WINDOW WIPER MOTOR RELAY REAR WIPER/WASHER SWITCH RED/YEL WIRE WASHER SWITCH WHT WIRE WHT/BLK WIRE WHT/VIO WIRE WINDSHIELD WIPER MOTOR WINDSHIELD WIPER MOTOR RELAY WINDSHIELD WIPER SPEED CONTROL RELAY WINDSHIELD WIPER SWITCH WINDSHIELD WIPER, WINDSHIELD WASHER SWITCH YEL WIRE YEL/BLU WIRE YEL/BRN WIRE

BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CRANKCASE PRESSURE SENSOR ENGINE WIRING HARNESS JUNCTION BLOCK EVAPORATIVE EMISSION CANISTER VENT SOLENOID VALVE EXHAUST CAMSHAFT POSITION SENSOR FUEL PUMP POWER CONTROL MODULE GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRY WIRE GRY/BLU WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM INTAKE CAMSHAFT POSITION SENSOR RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/BRN WIRE WHT/RED WIRE YEL WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE