Buick Regal VI (2017-2020) blu/brn Wiring diagrams

2.0L TURBO 3.6L 5 VOLT REF A/C COMPRESSOR (RIGHT SIDE OF ENGINE) A/C COMPRESSOR CLUTCH A/C COMPRESSOR SOLENOID VALVE BATT POS BATTERY POSITIVE VOLTAGE BLK WIRE BLK/BLU WIRE BLOWER MTR SPD CTRL BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM COOLING FAN COOLING FAN FUSE COOLING FAN/DC DC CONVERTER 2 FUSE CTRL SIG DEFOGGER SYSTEM DISPLACEMENT CTRL DISPLACEMENT SPLY DRIVER INFORMATION CENTER DISPLAY ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND GRN WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/VIO WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HUMIDITY SENS SIG HUMIDITY TEMP SENS SIG HVAC CONTROL MODULE (CENTER OF DASH) INSIDE AIR TEMP SENS SIG INSTRUMENT CLUSTER INSTRUMENT PANEL/ IGNITION FUSE J170 (2.0L TURBO) J160 (3.6L) LEFT COOLING FAN MOTOR (3.6L) (LEFT BACK SIDE OF RADIATOR) LOGIC LOW REF LOW SPD GMLAN SERIAL DATA LOWER AIR TEMP SENS SIG MOST SERIAL DATA (+) NETWORK SERIAL DATA BUS 9 PULSED VOLT REF REAR DEFOG RLY CTRL RED WIRE RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE RUN/CRANK IGNITION 1 VOLT SOLAR SENS LOW REF UNDERHOOD FUSE BLOCK VIO WIRE VIO/GRY WIRE VOLT WHT WIRE WHT/GRN WIRE WINDSCREEN TEMP SENS SIG WINDSHIELD TEMPERATURE, INSIDE MOISTURE SENSOR YEL/BLU WIRE YEL/RED WIRE

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

ACC IGN VOLT ANTI-LOCK BRAKES SYSTEMS BACKUP LAMP CONTROL BATT POSITIVE VOL BATT POSITIVE VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER COMM RIDE TOUR LED CTRL HDLP HI BEAM RLY CTRL COMPUTER DATA LINES SYSTEM CRUISE/ETC/TCC BRAKE SIG DOME LP OFF IND CTRL DOOR LOCK ACTUATOR LOCK CTRL DOOR LOCK ACTUATOR LOCK CTRL 2 DOOR LOCKS, ANTI-THEFT SYSTEMS DR LK ACTR UNLCK CTRL DRV DR LK SW LK SIG DRV DR LOCK SW UNLOCK SIG ELECTRONIC SUSPENSION SYSTEM FOG LAMP RELAY CONTROL FR WINDSHIELD WIP SW HI SIG FRONT TURN LAMP FEEDBACK SIG FUSE 18 FUSE 22 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE HEADLIGHTS SYSTEM HIGH SPEED GMLAN SERIAL DATA (-) (1) HORN RLY CTRL HORNS SYSTEM HOT AT ALL TIMES INADVERTENT PWR CTRL INSTRUMENT PANEL FUSE BLOCK INTERIOR LAMP CTRL INTR LP DEFEAT SW SIG KEYLESS ENTRY CONTROL MODULE LED AMBIENT LIGHTING CTRL 1 LED BACKLIGHT DIMM CTRL LEFT HEADLAMP RELAY CTRL LF DRL CTRL LF TURN SIG LP CTRL LIFTGATE AJAR SW SIG 1 LO SPD GMLAN SERIAL DATA LOCAL NETWORK SERIAL DATA BUS 1 LOCAL NETWORK SERIAL DATA BUS 2 LOCAL NETWORK SERIAL DATA BUS 3 LOG MODE RLY OPEN CTRL PARK LK SOL CTRL PASS DR LOCK SW UNLOCK CTRL PASS DR LOCK SWITCH LOCK CTRL PASSIVE START SW 2 LOW REF PASSIVE START SW SIG 2 POWER DISTRIBUTION SYSTEM REAR COMPT LID LP CTRL RED/GRY WIRE RED/WHT WIRE RF TURN LAMP FEEDBACK SIG RH HEADLAMP RELAY CONTROL RIGHT FRONT DRL CONTROL RR CLOSURE HANDLE SW OPEN SIG RR STOP LAMP CTRL COMPUTER COMM RIDE SPORT LED CTRL RUN/CRANK IGN 1 VOLT SHIFT INTERLOCK, TRANSMISSIONS SYSTEMS SPORT MODE SW SIG TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/ORG WIRE WHT/VIO WIRE WHT/YEL WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLU WIRE YEL/VIO WIRE

2.0L TURBO 3.6L ACC WAKEUP ACCESSORY WAKEUP ACCESSORY WAKEUP SER DATA BATTERY SENSOR MODULE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/YEL WIRE DATA BUS 2 DATA BUS 21 ELECTRONIC BRAKE CONTROL MODULE (LEFT REAR OF ENGINE COMPT) ENGINE CONTROL MODULE FUEL PUMP DRIVER CONTROL MODULE GRN/BLU WIRE GRN/VIO WIRE HI SPD GMLAN HI SPD GMLAN SERIAL DATA (+) (3) HI SPD GMLAN SERIAL DATA (+) 1 ACCESSORY WAKEUP SER DATA HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) (2) HI SPD GMLAN SERIAL DATA (-) 7 HIGH SPEED GMLAN LIN SER DATA BUS 21 LIN SERIAL LOGIC TRANSMISSION CONTROL MODULE AUTOMATIC TRANSMISSION ASSEMBLY POWER SOUNDER CONTENT THEFT DETERRENT ALARM MODULE POWER STEERING CONTROL MODULE (LOWER ENGINE COMPT, ON STEERING GEAR) POWER SUPPLY TRANSFORMER REGAL SPORTBACK REGAL TOURX SEAT HEATING CONTROL MODULE SER DATA - (3) SERIAL DATA SERIAL DATA (-) 7 SERIAL DATA COMMUNICATION ENABLE TRANSMISSION SHIFT LEVER POSITION INDICATOR UNDERHOOD FUSE BLOCK VIO/YEL WIRE WHT WIRE WHT/BLU WIRE

ALL WHEEL DRIVE DAMPING CONTROL FUSE BATTERY POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE BRN/GRN WIRE BRN/RED WIRE CENTER CONSOLE MULTI-FUNCTION SWITCH COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GMLAN SER DATA (-) (2) GMLAN SER DATA - (1) GRN/GRY WIRE GRY WIRE GRY/GRN WIRE HIGH SPEED GMLAN SER DATA (+) 1 HIGH SPEED GMLAN SERIAL DATA (+) 1 IND DIMMING CTRL HOT AT ALL TIMES ILL INSTRUMENT CLUSTER LEFT FRONT SHOCK ABSORBER ACTUATOR LEFT FRONT SUSPENSION POSITION SENSOR LEFT REAR SHOCK ABSORBER ACTUATOR LF DAMP SERVO CTRL LF WHEEL DAMP ACCEL LOW REF LR WHEEL DAMP ACCEL LOW REF LF WHEEL DAMP ACCEL SIG LOGIC LOW SPD GMLAN SERIAL DATA 2 LR DAMP SERVO CTRL LR WHEEL DAMP ACCEL SIG NCA WIRE REAR SUSPENSION POSITION SENSOR RED WIRE RED/VIO WIRE RF DAMP SERVO CTRL RF WHEEL DAMP ACCEL LOW REF RF WHEEL DAMP ACCEL SIG RIGHT FRONT SHOCK ABSORBER ACTUATOR RIGHT FRONT SUSPENSION POSITION SENSOR RIGHT REAR SHOCK ABSORBER ACTUATOR RR DAMP SERVO CTRL SERIAL DATA COMM ENABLE SHIFT SELECT SW PER SIG SIG GND SPORT IND SPORT LED CTRL SPORT MODE SW SIG SPORT SWITCH SUSPENSION CONTROL MODULE TOUR IND TOUR LED CTRL TOUR SWITCH TRACTION CONTROL SWITCH TRACTION CTRL SW SIG 1 UNDERHOOD FUSE BLOCK VIO/GRN WIRE VIO/RED WIRE WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

AMBIENT LIGHT SENS SIG AMBIENT LIGHT/ SUNLOAD SENSOR AUTO PARK BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/GRY WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER DISPLAY COMPUTER DATA LINES SYSTEM FOG LAMP FUSE FRONT FOG LAMP RELAY FRONT FOG LIGHT SWITCH FRT FOG LMP SW SIG FUSE 1 FUSE 2 GND SOLAR SENS LOW REF GRN WIRE GRN/BRN WIRE GRY/BLU WIRE GRY/GRN WIRE HDLP DIMMER SW HI BEAM SIG HDLP HI BEAM RLY CTRL FRT FOG LAMP RLY CTRL HDLP SW FLASH TO PASS SIG HDLP SW HDLPS OFF SIG CTRL HDLP SW ON SIG HEAD OFF HEADLAMP HIGH BEAM RELAY HEADLAMP SWITCH HI FTP HIGH BEAM IND HOT AT ALL TIMES HVAC CONTROL MODULE INFORMATION INSTRUMENT CLUSTER LEFT FRONT FOG LAMP LEFT HIGH-BEAM HEADLAMPS FUSE LF DRL CONTROL LH HDLP LO BEAM CNTL LOGIC LOW SPD GMLAN SER DATA 2 LOW SPD GMLAN SERIAL DATA PARK LAMPS IND RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/WHT WIRE RF DRL CONTROL RH HDLP LO BEAM CNTL RIGHT FRONT FOG LAMP RIGHT LED LAMP/ RIGHT HIGH-BEAM HEADLAMPS FUSE RIGHT SIDE OF RADIATOR) TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK W/ FRONT, REAR PARK ASSIST 3.6L 2.0L TURBO WHT WIRE YEL WIRE YEL/BRN WIRE

BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/VIO WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC BRAKE CONTROL MODULE FUSE 20 FUSE 21 FUSE 22 FUSE 8 GRY/BLU WIRE GRY/RED WIRE HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (-) 1 HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP MULTI-FUNCTION LED LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LOGIC PARK BRAKE APPLY SW SIG PARK BRAKE APPLY SW VOL REF PARK BRAKE RELEASE SW SIG PARK BRAKE RELEASE SW VOL REF PARK BRAKE SW SIG PARK BRAKE SW SPLY VOLT RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/WHT WIRE RIGHT HEADLAMP ASSEMBLY RIGHT HEADLAMP MULTI-FUNCTION LED RIGHT HIGH BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP RIGHT SIDE OF RADIATOR) WHT WIRE YEL WIRE YEL/RED WIRE

BLK WIRE BLU/BRN WIRE BLU/WHT WIRE DOWN GRN WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE HOT AT ALL TIMES PASSENGER POWER SEAT FUSE PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT FRONT VERTICAL MOTOR PASSENGER SEAT HORIZONTAL MOTOR PASSENGER SEAT REAR VERTICAL MOTOR PASSENGER SEAT RECLINE MOTOR RECLINE FWD RECLINE RWD RED/GRY WIRE RED/VIO WIRE RWD UNDERHOOD FUSE BLOCK UP DOWN YEL/BLU WIRE YEL/WHT WIRE

BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM EXIT SWITCH FRONT VERTICAL MTR DOWN CTRL FRONT VERTICAL MTR UP CTRL GRN WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE HORIZONTAL MTR FORWARD CTRL HORIZONTAL MTR REARWARD CTRL HOT AT ALL TIMES LOGIC MEMORY 1 SWITCH MEMORY 2 SWITCH NCA WIRE PASSENGER SEAT BOLSTER MEMORY CONTROL MODULE PASSENGER SEAT FRONT VERTICAL MOTOR PASSENGER SEAT HORIZONTAL MOTOR PASSENGER SEAT LUMBAR/ BOLSTER PUMP PASSENGER SEAT MEMORY CONTROL MODULE PASSENGER SEAT MEMORY SWITCH PASSENGER SEAT REAR VERTICAL MOTOR PASSENGER SEAT RECLINE MOTOR POWER DISTRIBUTION SYSTEM REAR VERTICAL MTR DOWN CTRL REAR VERTICAL MTR UP CTRL RECLINE MTR FORWARD CTRL RECLINE MTR REARWARD CTRL RED/GRN WIRE SEAT LUMBAR FUSE SET SWITCH UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL/BLU WIRE YEL/WHT WIRE

"CHECK ENGINE" IND CTRL A/C COMPRESSOR CLUTCH RLY CTRL A/C REFRIGERANT PRESS SENS SIG A/C REFRIGERANT PRESSURE SENSOR ACCELERATOR PEDAL POSITION SENSOR ACCESSORY WAKEUP SER DATA AIR CONDITIONING SYSTEM AMBIENT AIR TEMPERATURE SENSOR ANTI-LOCK BRAKES SYSTEM APP LOW REF 1 APP LOW REF 2 APP SIG (1) APP SIG (2) ATT SENS SIG BATT POS VOLT BATTERY FUSE BLOCK BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BRAKE PEDAL POSITION SENSOR BRK POS SENS LOW REF BRK POS SENS SIG BRK VACUUM SENS SIG BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLING FAN CTRL SIG COOLING FANS SYSTEM CRUISE CONTROL SYSTEM CRUISE/ETC/TCC BRAKE SIG DOOR LOCKS, ANTI-THEFT SYSTEMS ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) EVAPORATIVE EMISSION VENT SOLENOID VALVE FUEL PUMP PRIMARY RLY CTRL FUSE 2 GRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (+) 3 HI SPD GMLAN SER DATA (-) 7 HOOD OPEN SW SIG HOT AT ALL TIMES HTR RLY CTRL IGN MODE SW MODE CTRL BACKUP HUMIDITY SENS SIG IMS MODE SW LOW REF INDUCTION AIR TEMP SENS SIG MAIN RLY FUSED SPLY 3 MASS AIR FLOW SENS SIG POWERTRAIN MAIN RLY FUSED SPLY 1 POWERTRAIN MAIN RLY FUSED SPLY 2 POWERTRAIN RELAY COIL CTRL RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE RUN/CRANK IGNITION 1 VOLT SENS HI REF BANK 1 STARTER ENABLE RLY CTRL STARTER PINION SOL RLY CTRL STARTING/CHARGING SYSTEM TRANSMISSION CONTROL MODULE/ ENGINE CONTROL MODULE FUSE TRANSMISSION PARK/NEUTRAL SIG 1 TRANSMISSIONS SYSTEM UNDERHOOD FUSE BLOCK VIO/BLU WIRE VIO/GRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/VIO WIRE YEL/WHT WIRE