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

150 (OR 50) 2.0L TURBO 2.0L TURBO 3.6L 3.6L BATTERY BATTERY FUSE BLOCK BATTERY SENSOR MODULE BLK WIRE BRN WIRE CHARGE IND CHARGE IND CTRL COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) FUSE 1 FUSE 4 GENERATOR GENERATOR FIELD DUTY CYCLE SIG GRN/VIO WIRE GRY WIRE GRY/GRN WIRE INSTRUMENT CLUSTER LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 21 LOGIC LOW SPEED GMLAN RED WIRE RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE SERIAL DATA 2 STARTER MOTOR UNDERHOOD FUSE BLOCK

AMBIENT LIGHT SENS SIG 1 1 BATT POS VOLT AMBIENT LIGHT/ SUNLOAD SENSOR AUTO PARK BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/WHT WIRE BLU/GRY WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE BRN/VIO WIRE BRN/WHT WIRE CENTER DISPLAY COMPUTER DATA LINES SYSTEM FOG LAMP FUSE FRONT FOG LAMP RELAY FRONT FOG LIGHT SWITCH FRT FOG LAMP RLY CTRL FRT FOG LMP SW SIG FUSE 1 FUSE 2 GND SOLAR SENS LOW REF GRN WIRE GRN/BRN WIRE GRY/BRN WIRE GRY/GRN WIRE HDLP DIMMER SW HI BEAM SIG HDLP SW FLASH TO PASS SIG HDLP SW HDLPS OFF SIG CTRL HDLP SW ON SIG HEAD OFF HEADLAMP SWITCH HI FTP HIGH BEAM IND HOT AT ALL TIMES HVAC CONTROL MODULE INFORMATION INSTRUMENT CLUSTER LEFT FRONT FOG LAMP LEFT HEADLAMP LOW BEAM RELAY LEFT LED LAMPS FUSE LH HDLP RLY CTRL LOGIC LOW SPD GMLAN SER DATA 2 LOW SPD GMLAN SERIAL DATA PARK LAMPS IND RED WIRE RED/BRN WIRE RED/WHT WIRE RH HDLP RLY CTRL RIGHT FRONT FOG LAMP RIGHT HEADLAMP LOW BEAM RELAY RIGHT LED LAMP/ RIGHT 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 WHT/ORG WIRE YEL/BRN WIRE

BLK WIRE BLK/BRN WIRE BLU/BLK WIRE BLU/GRN WIRE CAN BUS LO 3 CAN BUS HI 3 CAN BUS LO SER DATA CAN BUS HI SER DATA FUSE 20 FUSE 22 GROUND DISTRIBUTION SYSTEM HEADLAMP CONTROL MODULE (LEFT SIDE OF DASH) HEADLAMP LEVELING FUSE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL FUSE BLOCK LEFT CORNERING LAMP LEFT CORNERING LAMP LED TEMPERATURE SENSOR LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP CONTROL MODULE LEFT HEADLAMP COOLING FAN LEFT HEADLAMP HIGH BEAM LED TEMPERATURE SENSOR LEFT HEADLAMP LOW BEAM LED TEMPERATURE SENSOR LEFT HEADLAMP/CORNERING LAMP CONTROL MODULE LEFT HIGH BEAM INNER HEADLAMP LEFT HIGH BEAM OUTER HEADLAMP LEFT LOW BEAM/HIGH BEAM SPOT HEADLAMP LOGIC RED/BRN WIRE RED/WHT WIRE UNDERHOOD FUSE BLOCK VIO/BLK WIRE WHT WIRE WHT/BLU WIRE

1-BK 2-BK AM/FM BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE COAX COMPUTER DATA LINES SYSTEM FUSE 20 GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/YEL WIRE HATCHBACK HATCHBACK COAX HI SPD GMLAN HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT RADIO ANTENNA AMPLIFIER MUTE RADIO ANTENNA AMPLIFIER REAR END SPOILER ANTENNA REAR WINDOW ANTENNA RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE RESISTOR SIG 1 RIGHT RADIO ANTENNA AMPLIFIER RIGHT STEERING WHEEL CONTROLS SWITCH (ONE COLOR GRAPHIC) SEEK DOWN SEEK UP SERIAL DATA (-) (1) SOURCE STEERING WHEEL AIR BAG COIL STEERING WHEEL) VIO WIRE VIO/YEL WIRE VOICE VOLUME DOWN VOLUME UP WAGON WHT WIRE WHT/RED WIRE YEL WIRE

1-BK 2-BK AM/FM BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE COAX COMPUTER DATA LINES SYSTEM FUSE 20 GRN WIRE GRN/GRY WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/YEL WIRE HATCHBACK HI SPD GMLAN HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT RADIO ANTENNA AMPLIFIER MUTE RADIO ANTENNA AMPLIFIER REAR END SPOILER ANTENNA REAR WINDOW ANTENNA RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE RESISTOR SIG 1 RIGHT RADIO ANTENNA AMPLIFIER RIGHT STEERING WHEEL CONTROLS SWITCH (ONE COLOR GRAPHIC) SEEK DOWN SEEK UP SERIAL DATA (-) (1) SOURCE STEERING WHEEL AIR BAG COIL STEERING WHEEL) VIO WIRE VIO/YEL WIRE VOICE VOLUME DOWN VOLUME UP WAGON WAGON COAX WHT WIRE WHT/RED WIRE YEL WIRE

2.0L TURBO 3.6L AUXILIARY AUDIO COMMON SIG AUXILIARY AUDIO SCREEN 2 AUXILIARY DETECTION SIG BAT POS VOLT BATT POSITIVE VOLT BATTERY FUSE BLOCK BLK WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE CELLULAR VOICE LO REF CELLULAR VOICE SIG COAX COAX BK COAX CU XM COAX WH COMPUTER DATA LINES SYSTEM COOLING FAN/ DC DC CONVERTER 2 FUSE CTRL DIMMING FUSE 10 FUSE 16 FUSE 20 FUSE 31 FUSE 35 FUSE 39 FUSE 42 FUSE 5 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/YEL WIRE GROUND GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED INDICATOR INFOTAINMENT REGULATED CTRL INSTRUMENT PANEL FUSE BLOCK LADDER SIG 1 LEFT LEFT AUXILIARY AUDIO SIG 2 LEFT STEERING WHEEL CONTROLS SWITCH LF LOW LEVEL AUDIO REF LF LOW LEVEL AUDIO SIG LOGIC RIGHT STEERING WHEEL CONTROLS SWITCH LR LOW LEVEL AUDIO REF LR LOW LEVEL AUDIO SIG + MUTE NCA WIRE POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER (REAR OF CENTER FLOOR CONSOLE) RADIO RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RESISTOR RF LOW LEVEL AUDIO REF RF LOW LEVEL AUDIO SIG RIGHT RIGHT AUXILIARY AUDIO SIG 2 RR LOW LEVEL AUDIO REF RR LOW LEVEL AUDIO SIG + SEATS SYSTEM SEEK DOWN SEEK UP SEL SERIAL DATA BUS 10 LOW SPD GMLAN SERIAL DATA 2 STEERING WHEEL AIR BAG COIL STEERING WHEEL) UNDERHOOD FUSE BLOCK UP DOWN VIO WIRE VOL (-) VOLT 2 W/ HEAD UP DISPLAY W/O HEAD-UP DISPLAY WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1-BK 1-YE 2-BK AM/FM AM/FM/DAB BATT POS VOLT BLK WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE COAX COMPUTER DATA LINES SYSTEM GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/YEL WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BRN WIRE HATCHBACK HATCHBACK/ WAGON HI SPD GMLAN LEFT QUARTER WINDOW ANTENNA LEFT RADIO ANTENNA AMPLIFIER MUTE REAR END SPOILER ANTENNA REAR WINDOW ANTENNA RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE RESISTOR SIG 1 RIGHT RADIO ANTENNA AMPLIFIER RIGHT STEERING WHEEL CONTROLS SWITCH (ONE COLOR GRAPHIC) SEEK DOWN SERIAL DATA (-) (1) SOURCE VOICE STEERING WHEEL AIR BAG COIL STEERING WHEEL) VIO WIRE VOLUME SEEK DOWN UP VOLUME UP WAGON WHT WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

ACTIVE NOISE CANCELLATION MODULE BATT POSITIVE VOLT BLK WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COAX ENGINE CONTROL MODULE GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE HATCHBACK LEFT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LEFT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LF LO AUDIO (-) LO REF LF LO LEVEL AUDIO SIG LF SPEAKER (-) CTRL 1 LF SPEAKER SIG (-) 1 LR LO AUDIO (-) LO REF LR LO LEVEL AUDIO SIG LR SPEAKER (+) CTRL LR SPEAKER SIG (-) LR SUBWOOFER (-) LO REF LR SUBWOOFER CTRL (-) MICROPHONE 1 LOW REF MICROPHONE 1 SIG MICROPHONE 2 LOW REF MICROPHONE 2 SIG MICROPHONE 3 LOW REF MICROPHONE 3 SIG MICROPHONE 4 RTN MICROPHONE 4 SIG NCA WIRE PASSENGER DOOR HARNESS) REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE REMOTE ENABLE SIG REPLICATED SIG RF LO AUDIO (-) LO REF RF LO LEVEL AUDIO SIG RF SPEAKER (-) CTRL 1 RF SPEAKER SIG (-) 1 RH SUBWOOFER (-) LO REF RH SUBWOOFER CTRL (-) RIGHT FRONT DOOR SPEAKER RIGHT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RIGHT FRONT TWEETER SPEAKER RIGHT REAR DOOR SPEAKER RIGHT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RR LO AUDIO (-) LO REF RR LO LEVEL AUDIO SIG RR SPEAKER (+) CTRL RR SPEAKER SIG (-) VIO WIRE VIO/BLU WIRE W/ NAVIGATION WAGON WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

1-BK 1-YE 2-BK AM/FM AM/FM/DAB BATT POS VOLT BLK WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE BRN/BLU WIRE COAX COMPUTER DATA LINES SYSTEM FUSE 20 GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BRN WIRE HATCHBACK HATCHBACK/ WAGON HI SPD GMLAN HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT QUARTER WINDOW ANTENNA LEFT RADIO ANTENNA AMPLIFIER MUTE REAR END SPOILER ANTENNA REAR WINDOW ANTENNA RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE RESISTOR SIG 1 RIGHT RADIO ANTENNA AMPLIFIER RIGHT STEERING WHEEL CONTROLS SWITCH (ONE COLOR GRAPHIC) SEEK DOWN SEEK UP SERIAL DATA (-) (1) SOURCE STEERING WHEEL AIR BAG COIL STEERING WHEEL) VIO WIRE VOICE VOLUME DOWN VOLUME UP WAGON WHT WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

2.0L TURBO 3.6L AUXILIARY AUDIO COMMON SIG AUXILIARY AUDIO SCREEN 2 AUXILIARY DETECTION SIG BAT POS VOLT BATT POSITIVE VOLT BATTERY FUSE BLOCK BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE CELLULAR TELEPHONE LO REF CELLULAR TELEPHONE SIG COAX COAX BK COAX CU XM COAX WH COMPUTER DATA LINES SYSTEM COOLING FAN/ DC DC CONVERTER 2 FUSE CTRL DIMMING DOWN FUSE 10 FUSE 16 FUSE 20 FUSE 31 FUSE 35 FUSE 39 FUSE 42 FUSE 5 GRN WIRE GRN/BLU WIRE GROUND GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED INDICATOR INFOTAINMENT REGULATED CTRL INSTRUMENT PANEL FUSE BLOCK LADDER SIG 1 LEFT AUXILIARY AUDIO SIG 2 LEFT STEERING WHEEL CONTROLS SWITCH LOGIC RIGHT STEERING WHEEL CONTROLS SWITCH MUTE NCA WIRE POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER (REAR OF CENTER FLOOR CONSOLE) RADIO RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RESISTOR RIGHT RIGHT AUXILIARY AUDIO SIG 2 SEATS SYSTEM SEEK DOWN SEL SERIAL DATA BUS 10 LOW SPD GMLAN SERIAL DATA 2 STEERING WHEEL AIR BAG COIL STEERING WHEEL) UNDERHOOD FUSE BLOCK UP LEFT VIO WIRE VOL (-) VOL SEEK UP VOLT 2 W/ HEAD UP DISPLAY W/O HEAD-UP DISPLAY WHT/BLK WIRE YEL WIRE