Buick Regal VI (2017-2020) 3.6l 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 IND A/C SWITCH AMBIENT LIGHT/ SUNLOAD SENSOR ANTI-THEFT SYSTEM AUTO IND AUTO SWITCH BATT POS BATT POS VOLT BLK WIRE BLOWER MOTOR BLOWER MOTOR CONTROL BLOWER MOTOR CONTROL MODULE (BOTTOM OF HVAC ASSEMBLY) BLU WIRE BLU/GRY WIRE BLWR MOTOR SPD CTRL BRN WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM COOLING FAN COOLING FAN MOTOR (CENTER BACK OF RADIATOR) CTRL SIG DRIVER HEATED SEAT SWITCH FRT BLOWER GRN WIRE GRN/YEL WIRE GRY WIRE HEADLIGHTS SYSTEM HVAC CONTROLS LEFT HIGH SEAT HEAT IND LEFT LOW SEAT HEAT IND LEFT MED SEAT HEAT IND LEFT TEMPERATURE CONTROL SWITCH LOGIC LOWER AIR OUTLET IND LOWER AIR OUTLET SWITCH MAX WINDSHIELD DEFROST IND MAX WINDSHIELD DEFROST SWITCH MOTOR LOW REF PASSENGER HEATED SEAT SWITCH POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER (REAR OF CENTER FLOOR CONSOLE) RECIRCULATION IND RECIRCULATION SWITCH RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RIGHT COOLING FAN MOTOR (RIGHT BACK SIDE OF RADIATOR) RIGHT HIGH SEAT HEAT IND RIGHT LOW SEAT HEAT IND RIGHT MED SEAT HEAT IND RIGHT SIDE OF RADIATOR) RIGHT TEMPERATURE CONTROL SWITCH RUN/CRANK IGN 1 VOLT START STOP IND START/ STOP SWITCH SYNC IND SYNC SWITCH UPPER AIR OUTLET IND UPPER AIR OUTLET SWITCH VIO WIRE VIO/BLK WIRE VIO/GRY WIRE VOLT WHT WIRE WINDSHIELD DEFROST IND WINDSHIELD DEFROST SWITCH

2.0L TURBO 3.6L A/C COMPRESSOR CLUTCH RELAY A/C EVAPORATOR TEMPERATURE SENSOR A/C HEV FUSE AMBIENT AIR TEMPERATURE SENSOR AUXILIARY HEATER COOLANT PUMP RELAY BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BRN WIRE BRN/GRN WIRE BRN/YEL WIRE DUCT LEFT LOWER AIR TEMPERATURE SENSOR DUCT LEFT UPPER AIR TEMPERATURE SENSOR DUCT RIGHT LOWER AIR TEMPERATURE SENSOR DUCT RIGHT UPPER AIR TEMPERATURE SENSOR ENGINE CONTROL MODULE/ IGNITION FUSE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR FUSE 10 FUSE 33 FUSE 39 FUSE 4 GRY WIRE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL FUSE BLOCK MALFUNCTION INDICATOR LAMP/SHIFT SOLENOID FUSE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE TPIM MOTOR GENERATOR/TPIM FUSE UNDERHOOD FUSE BLOCK VIO/GRN WIRE VIO/GRY WIRE WHT WIRE WHT/GRY WIRE YEL/BLU 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

3.6L AUTOMATIC TRANSMISSION ASSEMBLY (HATCHBACK) BACKUP LAMP CTRL BACKUP LP CTRL BATT POS VOLT BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) COMPUTER DATA LINES SYSTEM ENG CTRL SENS LO REF ENGINE CONTROL MODULE ENGINE OIL PRESSURE SENSOR FUSE 22 GRN/WHT WIRE GRN/YEL WIRE HATCHBACK HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES IGN MODE SW MODE CTRL IGN MODE SW MODE CTRL BACKUP IMS MODE SW LOW REF INSTRUMENT PANEL FUSE BLOCK J132 (3.6L) LEFT BACKUP LAMP LEFT LIFTGATE TAILLAMP ASSEMBLY LOGIC INSIDE REAR VIEW MIRROR LOW LEVEL MID/HIGH LEVEL 2.0L TURBO 3.6L RADIO RED/WHT WIRE RIGHT BACKUP LAMP RIGHT LIFTGATE TAILLAMP SIG GND TRANS POS TRANSMISSION CONTROL MODULE TRANSMISSION INTERNAL MODE SWITCH WAGON WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL/BLU WIRE

2.0L TURBO 2.0L TURBO 3.6L 3.6L BATT POS BATTERY FUSE BLOCK BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE COMPUTER DATA LINES SYSTEM COOLING FAN COOLING FAN CTRL SIG COOLING FAN FUSE COOLING FAN MOTOR (CENTER BACK OF RADIATOR) COOLING FAN/DC DC CONVERTER 2 FUSE CTRL SIG DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE ENGINE CONTROL MODULE/ IGNITION FUSE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMP SENS SIG ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ENGINE COOLANT TEMPERATURE SENSOR FUSE 5 GMLAN SERIAL DATA - 1 GRY/VIO WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER J190 (2.0L TURBO) J165 (3.6L) LEFT COOLING FAN MOTOR (LEFT BACK SIDE OF RADIATOR) LOGIC LOW REF (1) MOST SERIAL DATA (+) RED WIRE RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE RIGHT COOLING FAN MOTOR (RIGHT BACK SIDE OF RADIATOR) RIGHT SIDE OF RADIATOR) RUN/CRANK IGN 1 VOLT UNDERHOOD FUSE BLOCK VIO WIRE VIO/GRN WIRE VOLT WHT WIRE WHT/GRN WIRE

2.0L TURBO 3.6L BATTERY FUSE BLOCK BATTERY POSITIVE VOLTAGE BLK WIRE BRN/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR EMPTY FUSE FUSE 1 FUSE 2 FUSE 33 GRN WIRE HATCHBACK HEATED MIRRORS FUSE HOT AT ALL TIMES HVAC CONTROL MODULE HVAC CONTROLS INSTRUMENT PANEL FUSE BLOCK LEFT REAR WINDOW DEFOGGER NOISE FILTER LOGIC LOW SPEED GMLAN SERIAL DATA PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS REAR DEFOG RLY CTRL REAR DEFOGGER GRID REAR DEFOGGER IND REAR DEFOGGER RELAY REAR DEFOGGER SWITCH REAR WINDOW DEFOGGER CAPACITOR REAR WINDOW DEFOGGER FUSE RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR WINDOW DEFOGGER NOISE FILTER UNDERHOOD FUSE BLOCK WAGON

2.0L 3.6L ACT SIG AMBIENT LIGHT/ SUNLOAD SENSOR BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE ENGINE HOOD SWITCH FUSE 17 GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE GRY/WHT WIRE HOT AT ALL TIMES HVAC CONTROL MODULE INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LIN SER DATA BUS 3 LIN SER DATA BUS 4 LO REF LO SPD GMLAN LOGIC LOGIC PASSENGER WINDOW MOTOR LOGIC RIGHT REAR WINDOW SWITCH PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR LOCK SWITCH POWER SOUNDER CONTENT THEFT DETERRENT ALARM MODULE LOGIC PPL RED/YEL WIRE REMOTE CONTROL DOOR LOCK RECEIVER RF DR AJAR SW SIG RFA LOW REF RFA RECEIVE SIG RFA TRANSMIT SIG RIGHT REAR DOOR LATCH ASSEMBLY RIGHT SIDE OF RADIATOR) RR DR AJAR SW SIG SECURITY IND SER DATA SOLAR SENS VIO WIRE VIO/GRY WIRE WAGON HATCHBACK WHT WIRE YEL WIRE YEL/GRN WIRE YEL/VIO WIRE

2.0L 3.6L AMBIENT LIGHT/ SUNLOAD SENSOR BLK WIRE BLU WIRE BRN WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/YEL WIRE CENTER CONSOLE REAR KEYLESS ENTRY ANTENNA COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE ENGINE HOOD SWITCH FUSE 17 GRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE HANDS-FREE LIFTGATE SENSOR LAMP HOT AT ALL TIMES HVAC CONTROL MODULE INSTRUMENT PANEL FUSE BLOCK LIN SER DATA BUS 3 LIN SER DATA BUS 4 LO REF LOGIC LOGIC RIGHT REAR WINDOW SWITCH LOW SPD GMLAN PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR LOCK SWITCH PASSENGER WINDOW MOTOR PPL REAR COMPARTMENT KEYLESS ENTRY ANTENNA RED WIRE RED/YEL WIRE RF DR AJAR SW SIG RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR EXTERIOR DOOR HANDLE SWITCH RIGHT REAR EXTERIOR DOOR HANDLE ASSEMBLY RR DR AJAR SW SIG SER DATA SOLAR SENS VIO WIRE VIO/GRY WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/GRY WIRE YEL/VIO WIRE

2.0L TURBO 3.6L BATTERY FUSE BLOCK BLK WIRE BODY CONTROL MODULE BRN WIRE BRN/WHT WIRE FUSE 1 FUSE 2 GRN/WHT WIRE GRY WIRE HORN FUSE HORN RELAY HORN RLY CTRL HORN SW SIG HORN SWITCH HOT AT ALL TIMES LEFT HORN RED WIRE RIGHT HORN RIGHT SIDE OF RADIATOR) STEERING WHEEL AIR BAG COIL UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE