Buick Envision II (2020-2024) sens low ref Wiring diagrams

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

ACTUATOR CLOSE CTRL ACTUATOR CTRL CLOSE ACTUATOR CTRL OPEN ACTUATOR OPEN CTRL AIR CONDITIONING REFRIGERANT PRESSURE SENSOR AIR TEMP SENS SIG BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAM POS SENS 1 CHARGE IND CTRL ENGINE CONTROL MODULE EVAPORATIVE EMISSION CANISTER PURGE SOLENOID VALVE EXHAUST SENS LOW REF 1 EXHAUST SOLENOID (1) GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR 2 HI SIG BANK 1 SENS (2) HI VOLT CTRL CYLINDER 2 HI VOLT CTRL CYLINDER 4 HI VOLT SPLY CYLINDER 2 HI VOLT SPLY CYLINDER 4 IGNITION CTRL 2 IGNITION CTRL 4 INLET COOLANT TEMP SIG INTAKE SENS LOW REF 1 INTAKE SOLENOID (1) KNOCK SENS 1 LOW REF KNOCK SENS 1 SIG KNOCK SENS 2 LOW REF KNOCK SENS 2 SIG LOGIC LOW CTRL BANK 1 SENS 2 LOW REF BANK 1 LOW SIG BANK 1 SENS 2 MANIFOLD ABSOLUTE PRESSURE, INTAKE AIR TEMPERATURE SENSOR MANIFOLD TEMP SIG MOTOR CLOSE CTRL MOTOR OPEN CTRL NCA WIRE OUTLET COOLANT TEMP SIG POS SENS LOW REF POS SENS SIG POS SENS VOLT PRESS SENS SIG RED/WHT WIRE SENS LOW REF SENS LOW REF 1 SENS SENT 1 SIG SOL VALVE CTRL STARTING/ CHARGING SYSTEM TURBOCHARGER WASTEGATE ACTUATOR VALVE CTRL BANK 1 VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRY WIRE W LOW REF WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE X LOW REF YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/WHT WIRE