Buick Regal VI (2017-2020) sens low ref Wiring diagrams

2.0L TURBO 3.6L A/C COMPRSR A/C REFRIGERANT PRESSURE SENSOR AFTER BOIL AIR INLET DR STEPPER MTR CTRL 1 AIR INLET DR STEPPER MTR CTRL 2 AIR INLET DR STEPPER MTR CTRL 3 AIR INLET DR STEPPER MTR CTRL 4 AIR RECIRCULATION DOOR ACTUATOR AUXILIARY HEATER COOLANT PUMP BATTERY FUSE BLOCK BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CLUTCH RLY CTRL COMPUTER DATA LINES SYSTEM COOLING FAN CTRL SIG ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM ENGINE COOLANT EVAP CORE TEMP SENS SIG FUSE 5 GMLAN SERIAL DATA - 1 GRN WIRE GRY WIRE GRY/BLU WIRE HEATER RLY CTRL HOT AT ALL TIMES HVAC CONTROL MODULE (CENTER OF DASH) HVAC MTR CTRL LOWER LEFT AIR TEMP SENS SIG HVAC MTR SPLY VOLT J190 (2.0L TURBO) J165 (3.6L) LEFT AIR TEMPERATURE DOOR ACTUATOR LOW REF (1) LOW REF 2 LOWER RIGHT AIR TEMP SENS SIG MODE DOOR ACTUATOR MODE DR STEPPER MTR CTRL 1 MODE DR STEPPER MTR CTRL 2 MODE DR STEPPER MTR CTRL 3 MODE DR STEPPER MTR CTRL 4 RED/BRN WIRE RIGHT AIR TEMPERATURE DOOR ACTUATOR RUN/CRANK IGN 1 VOLT SENS LOW REF SENS SIG TEMP DR STEPPER MTR CTRL 1 TEMP DR STEPPER MTR CTRL 2 TEMP DR STEPPER MTR CTRL 3 TEMP DR STEPPER MTR CTRL 4 TEMP DR STEPPER MTR PASS CTRL 1 TEMP DR STEPPER MTR PASS CTRL 2 TEMP DR STEPPER MTR PASS CTRL 3 TEMP DR STEPPER MTR PASS CTRL 4 TEMP SENS SIG UPPER LEFT AIR TEMP SENS SIG UPPER RIGHT AIR TEMP SENS SIG VIO/GRN WIRE VIO/GRY WIRE WHT WIRE WHT/BLK WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE

3/4 AJAR SW SIG 1 AJAR SW SIG 2 AJAR SW SIG 3 BATT POS VOLT BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY FACE SW SIG FUSE 22 FUSE 5 FUSE 8 GMLAN SERIAL GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE HANDS-FREE LIFTGATE SENSOR CONTROL MODULE HOT AT ALL TIMES IN LUGGAGE COMPT) INSTRUMENT CLUSTER INTERIOR LIFTGATE CONTROL SWITCH LATCH MTR CLOSE LATCH MTR OPEN LEFT LIFTGATE OBJECT SENSOR LIFTGATE CLOSE SWITCH LIFTGATE CONTROL MODULE LIFTGATE HANDLE SWITCH LIFTGATE LATCH ASSEMBLY LIFTGATE MOTOR ASSEMBLY (IN LIFTGATE) LOGIC LOW REF LOW SPEED GMLAN SERIAL DATA LOWER HANDS-FREE LIFTGATE SENSOR MAX MTR (CLOSE) MTR OPEN MTR RELEASE CTRL 2 NCA WIRE NETWORK BUS 18 OBJ SENS SIG OFF ON/OFF SW SIG OPEN/CLOSE SW POS SIG 1 POS SIG 2 REAR BODY FUSE BLOCK RED/BRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT LIFTGATE OBJECT SENSOR RR CLOSURE OPEN SENS LOW REF SENS SIG 1 SENS SIG 2 SW LED CTRL SW OPEN SIG UPPER HANDS-FREE LIFTGATE SENSOR VOLT REF WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLU WIRE

ACTUATOR LOW CTRL AIR PRESS SIG ANTI-LOCK BRAKES SYSTEM BANK 1 SENS 1 BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLU/WHT WIRE BRAKE BOOSTER VACUUM SENSOR BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE CHARGE IND CTRL COMPUTER DATA LINES SYSTEM CTRL CURRENT ADJUST SIG CURRENT PUMP SIG DATA DRIVER INFORMATION CENTER DISPLAY DUTY CYCLE SIG ENGINE CONTROL MODULE ENGINE COOLANT TEMPERATURE GAUGE EVAPORATIVE EMISSION PURGE SOLENOID VALVE FUEL GAUGE FUEL PRESSURE, TEMPERATURE SENSOR GMLAN GRN WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE HTD OXYGEN SENS GND IND INSTRUMENT CLUSTER LO SPD LOGIC LOW CTRL LOW REF MALFUNCTION IND MAP SENS SIG OIL LEVEL SW SIG PRESSURE SENS SIG REF RELAY CONTROL RLY FUSED SPLY 5 SENS COLLECTOR SIG SENS LOW SENS LOW REF SENS LOW REF (2) SENS SIG SER DATA BUS 21 SERIAL SOL CTRL STARTING/ CHARGING SYSTEM TEMP SIG VIO/BLK WIRE VIO/BLU WIRE WHT/BLU WIRE YEL WIRE YEL/GRY WIRE YEL/RED WIRE

BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAM PHASER W LOW REF CAM PHASER X LOW REF CTRL CYLINDER 1 CTRL CYLINDER 2 CTRL CYLINDER 3 CTRL CYLINDER 4 ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE COOLANT TEMP SENS SIG EXHAUST SENS (1) EXHAUST SENS CTRL 1 EXHAUST SENS LOW REF 1 EXHAUST SOL (1) FUEL INJECTOR 1 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL LINE PRESS SENS SIG GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRY/BLU WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HI SIG BANK 1 SENS (2) HOS HTR LOW CTRL BANK 1 SENS 2 IGNITION CTRL 1 IGNITION CTRL 2 IGNITION CTRL 3 IGNITION CTRL 4 INTAKE SENS 1 INTAKE SENS CTRL 1 INTAKE SENS LOW REF 1 INTAKE SOL (1) LOGIC LOW REF (1) LOW REF BANK 1 LOW SIG BANK 1 SENS 2 OIL PRESS SENS LOW REF OIL PRESS SENS SIG OIL PUMP COMMAND SIG REPLICATED SIG SENS LOW REF SIG GND SOUND SYSTEMS SPLY CYLINDER 1 SPLY CYLINDER 2 SPLY CYLINDER 3 SPLY CYLINDER 4 THROTTLE ACTUATOR CTRL CLOSE THROTTLE ACTUATOR CTRL OPEN THROTTLE BODY (MOUNTED TO INTAKE MANIFOLD) THROTTLE POS SENS LOW REF TURBO BYPASS SOL BANK 1 VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE WASTEGATE SOL CTRL WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/VIO WIRE