Buick Envision I (2016-2018) sens low ref Wiring diagrams

5 VOLT REF A/C LOW REF A/C PRESS SENS SIG AIR INLET DR STEPPER MOTOR CTRL 1 AIR INLET DR STEPPER MOTOR CTRL 2 AIR INLET DR STEPPER MOTOR CTRL 3 AIR INLET DR STEPPER MOTOR CTRL 4 AIR RECIRCULATION DOOR MOTOR AIR TEMP DR STEPPER MOTOR PASS CTRL 1 AIR TEMP DR STEPPER MOTOR PASS CTRL 2 AIR TEMP DR STEPPER MOTOR PASS CTRL 3 AIR TEMP DR STEPPER MOTOR PASS CTRL 4 AUX MODE DR STEPPER MOTOR CTRL 1 AUX MODE DR STEPPER MOTOR CTRL 2 AUX MODE DR STEPPER MOTOR CTRL 3 AUX MODE DR STEPPER MOTOR CTRL 4 AUX TEMP DR STEPPER MOTOR CTRL 1 AUX TEMP DR STEPPER MOTOR CTRL 2 AUX TEMP DR STEPPER MOTOR CTRL 3 AUX TEMP DR STEPPER MOTOR CTRL 4 AUXILIARY AIR TEMPERATURE DOOR ACTUATOR AUXILIARY MODE DOOR ACTUATOR BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE CLUTCH RLY CTRL COMPUTER DATA LINES SYSTEM COOLING FAN CTRL RLY SIG ENG COOLANT ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR EVAP CORE TEMP SENS SIG GMLAN SERIAL DATA (-) 3 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE HTR RLY CTRL HVAC CONTROL MODULE (BEHIND TOP CENTER OF INSTRUMENT PANEL) HVAC MOTOR CTRL HVAC MOTOR SUPPLY VOLTAGE LOWER LEFT AIR TEMP SENS SIG LOWER RIGHT AIR TEMP SENS SIG MAIN RLY FUSE SPLY 1 MODE DR STEPPER MOTOR CTRL 1 MODE DR STEPPER MOTOR CTRL 2 MODE DR STEPPER MOTOR CTRL 3 MODE DR STEPPER MOTOR CTRL 4 ORG/ WIRE ORG/BLK WIRE PNK WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE RIGHT AIR TEMPERATURE DOOR ACTUATOR SENS LO REF SENS LOW REF SIG GND TEMP DR STEPPER MOTOR CTRL 1 TEMP DR STEPPER MOTOR CTRL 2 TEMP DR STEPPER MOTOR CTRL 3 TEMP DR STEPPER MOTOR CTRL 4 TEMP SENS SIG UNDERHOOD FUSE BLOCK UPPER LEFT AIR TEMP SENS SIG UPPER RIGHT AIR TEMP SENS SIG VIO WIRE VIO/BLU WIRE VIO/GRY WIRE WHT WIRE WHT/BLK WIRE WHT/GRY WIRE WHT/PNK WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/GRN WIRE

ACTUATOR LOW REF AMBIENT LIGHT SENS SIG ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES, CRUISE CONTROL, EXTERIOR LIGHTS SYSTEMS ANTI-THEFT SYSTEM BATT POS VOLT BCM 1 FUSE BCM 2 FUSE BCM 3 FUSE BCM 4 FUSE BCM 6 FUSE BCM 7 FUSE BCM 8 FUSE BLK WIRE BLK/BRN WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE BRAKE APPLY SENS CTRL BRK APPLY SENS SIG BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE/ETC/TCC/BRAKE SIG DOOR LOCKS SYSTEM FOG LAMP RLY CTRL FUSE 1 GMLAN SERIAL DATA GMLAN SERIAL DATA (+) 1 RECEIVE SIG GMLAN SERIAL DATA - 1 GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/WHT WIRE GRY/YEL WIRE HAZARD LED DIMMING SIG HAZARD SW SIG HDLP HI BEAM RLY CTRL HDLP LOW BEAM RLY CTRL HDLP OFF SIG CTRL HDLP SW ON SIG HDLP SW PARK LP SIG HEADLIGHTS SYSTEM HORN RLY CTRL HORNS SYSTEM HOT AT ALL TIMES IGN MODE SW ACC LED SIG IGN MODE SW START LED SIG IGN MODE SW VOLT IND DIMMING CTRL INSTRUMENT PANEL FUSE BLOCK LED BACKLIGHT DIMMING CTRL LF TURN SIG LP CTRL LIGHTING CTRL SW SIG LOCK SIG LR TURN SIG LP CTRL NETWORK BUS 4 PARK LP RLY CTRL POWER SUPPLY TRANSFORMER (LOWER CENTER OF INSTRUMENT PANEL) REAR BODY FUSE BLOCK REAR WIPER SW SIG RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RLY CTRL RR STOP LP CTRL SEATS SYSTEM SECURITY INDICATOR CTRL SENS LOW REF SERIAL DATA (+) 1 ACTUATOR CTRL SERIAL DATA (-) (1) STEERING WHEEL HEATER RLY SW HIGH SIG TAP UP/TAP DN SW SIG TRACTION CTRL SW SIG (1) UNLOCK SIG TRANSMISSIONS SYSTEM TRANSMIT SIG UNDERHOOD FUSE BLOCK VIO/BRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/VIO WIRE WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM HEADLIGHTS SYSTEM YEL WIRE YEL/GRN WIRE