Buick Envision II (2020-2024) blu/yel Wiring diagrams

BACKUP LAMP CTRL BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU/YEL WIRE CAN BUS (+) 2 CAN BUS (-) 2 SERIAL DATA COMPUTER DATA LINES SYSTEM GRN/WHT WIRE HOT AT ALL TIMES INSIDE REAR VIEW MIRROR INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT LIFTGATE REAR COMBINATION LAMP LIGHTING CONTROL MODULE LOGIC MID LEVEL LOW LEVEL NCA WIRE RADIO RED/BLU WIRE RED/YEL WIRE RIGHT LIFTGATE REAR COMBINATION LAMP SIGNAL GROUND TOP OF TRANSMISSION) TRANSMISSION CONTROL MODULE WHT 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

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 BLU/VIO WIRE BLU/YEL WIRE DOWN DRIVER FRONT SEAT ADJUSTER ACTUATOR DRIVER FRONT SEAT ADJUSTER SWITCH DRIVER FRONT SEAT RECLINER ACTUATOR DRIVER FRONT SEAT TILT ADJUSTER ACTUATOR DRIVER FRONT SEAT VERTICAL ADJUSTER ACTUATOR ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BRN WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES RECLINE FWD RECLINE RWD RED/GRN WIRE RWD YEL WIRE YEL/BLU WIRE

ANIMATION LIGHTING CTRL AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (-) 2 SERIAL DATA CRUISE/ETC/TCC BRAKE SIGNAL BACKUP LAMPS CIRCUIT BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/GRY WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE HDLP LVLG CAN BUS COMMUNICATION ENABLE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT HEADLAMP HIGH BEAM CTRL LEFT HEADLAMP LOW BEAM CTRL LIFTGATE AJAR SWITCH SIGNAL 1 LIGHTING CONTROL MODULE (RIGHT SIDE OF DASH) LOGIC LR TRAILER STOP/TURN LAMP CTRL LR TURN SIGNAL LAMP CTRL 2 RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RIGHT FRONT TURN SIGNAL LAMP CTRL RIGHT HEADLAMP HIGH BEAM CTRL RIGHT HEADLAMP LOW BEAM CTRL RIGHT LIFTGATE REAR COMBINATION LAMP RR PARK LAMP CTRL RR TRAILER STOP/TURN LAMP CTRL RR TURN SIG LAMP FEEDBACK SIG RUN/CRANK IGNITION 1 VOLTAGE SIGNAL GROUND STOP LAMP RELAY COIL CONTROL TRAILER TOW CIRCUIT TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO/GRY WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/VIO WIRE WHT/YEL WIRE WINDSHIELD WIPER SW HIGH SIG WIPER/WASHER SYSTEM YEL WIRE YEL/BLU WIRE YEL/GRN WIRE

5 BUS (-) 5-VOLT REF 1 BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE BRAKE APPLY SENS CTRL BRAKE APPLY SENS LOW REF BRAKE APPLY SENS SIG BRAKE PEDAL POSITION SENSOR BRAKE SIGN BRK POS SENS SIG CAN BUS (+) 2 CAN BUS (-) 2 BATT POS VOLT CAN BUS (-) 3 COMPUTER DATA LINES SYSTEM CRUISE/ETC/TCC CRUISE/ETC/TCC BRAKE SIG DRIVER INFORMATION CENTER DISPLAY ENG CTRL SENS ENG CTRL VEH SENS ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE WIRING HARNESS JUNCTION BLOCK GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BRN WIRE HANDS-FREE LIFTGATE SENS LAMP CTRL HAZARD WARNING SW SIG HAZARD WARNING SWITCH HDLP SW FLASH SIG HIGH BEAM SELECT SW HIGH BEAM SIG HDLP SW PARK LP SIG HEADLAMP SWITCH HI BEAM ASSIST SW SIG HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT TURN IND LH TURN SIG SW SIG LOGIC LOW REF 2 OFF AUTO PARK HEAD PARK LAMPS IND REAR CLOSURE HANDLE SW OPEN SIG REAR CLOSURE HANDS FREE LAMP RED/WHT WIRE RH TURN SIG SW SIG RIGHT TURN IND SIG GND TURN SIGNAL SWITCH VIO/BLU WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/BRN 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

ABS IND. ADAPTIVE CRUISE IND ADAPTIVE FRONT LIGHTING (AFL) LIGHT IND AIR BAG IND AUTO HOLD IND AUTOSAR CAN BUS (+) 5 SERIAL DATA BATT POS VOLT BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE IND BRAKE WARNING IND BRN/BLU WIRE CHARGE IND COLLISION AVOIDANCE CIRCUIT COMPUTER DATA LINES SYSTEM CRUISE IND DRIVER INFORMATION CENTER DISPLAY ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ENGINE OIL PRESSURE IND ESC IND ESC OFF IND ETHERNET BUS 7 (-) FRONT FOG LAMP IND FUEL GAUGE FUEL IND/ LOW FUEL IND GRN/BLK WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/YEL WIRE GY LVDS HEAD-UP DISPLAY CIRCUIT HEAD-UP DISPLAY SIG HIGH BEAM IND HILL DESCENT CONTROL IND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED ILLUMINATION AUTOSAR CAN BUS (-) 5 SERIAL DATA INSTRUMENT CLUSTER LIN BUS 1 INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LANE DEPARTURE WARNING IND LANE KEEP ASSIST IND LEFT TURN IND LIGHTS ON IND LOGIC MULTI-FUNCTION POWER SUPPLY CONVERTER PARK BRAKE IND PARK LAMP IND POWER STEERING WARNING LIGHT IND REAR FOG LAMP IND RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT TURN IND RUN/CRANK IGN 1 VOLT SEAT BELT IND SECURITY IND SERVICE PARK BRAKE IND SPEEDOMETER TACHOMETER TIRE PRESSURE IND TRACTION CONTROL OFF IND VEHICLE AHEAD IND VIO/BLK WIRE

AJAR SW SIG AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (-) 2 SERIAL DATA BLK WIRE BLK/YEL WIRE BLU/RED WIRE BLU/YEL WIRE BODY CONTROL MODULE COMPUTER DATA LINES SYSTEM DRIVER FRONT SIDE DOOR LATCH DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR ENGINE OIL PRESSURE SENSOR GRN/GRY WIRE GRN/YEL WIRE GRY WIRE LEFT FRONT DOOR OPEN SW SIG LEFT REAR SIDE DOOR LATCH LEFT REAR SIDE DOOR WINDOW SWITCH LF DR AJAR SW SIG LIN BUS 3 LOGIC NETWORK BUS 4 PASSENGER FRONT SIDE DOOR LATCH PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR RIGHT REAR SIDE DOOR LATCH RIGHT REAR SIDE DOOR WINDOW SWITCH VIO/GRY WIRE WHT WIRE WHT/VIO WIRE YEL/BRN WIRE

AUTOSAR CAN BUS (-) 2 SER DATA BATTERY POSITIVE VOLT BLK WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN/GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM HIGH HEATED SEAT IND HIGH HEATED SEAT SWITCH ILL LEFT REAR SEAT HEATER SWITCH LR SEAT HEATING HIGH IND CTRL LR SEAT HEATING SW SIG RED/VIO WIRE RIGHT REAR SEAT HEATER SWITCH RR SEAT HEATING HIGH IND CTRL RR SEAT HEATING SW SIG WHT WIRE YEL WIRE