Buick Regal VI (2017-2020) gry Wiring diagrams

1-BN 1-YE BACKUP LAMP DTRL BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE CELLULAR PHONE MICROPHONE CENTER INSTRUMENT PANEL SPEAKER COAX COMPUTER DATA LINES SYSTEM GMLAN SERIAL DATA (+) 9 GMLAN SERIAL DATA 2 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/YEL WIRE HATCHBACK LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER SPEAKER LEFT REAR DOOR SPEAKER LF LOW LEVEL AUDIO REF LF LOW LEVEL AUDIO SIG LR LOW LEVEL AUDIO SIG + NCA WIRE RADIO RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE REF RF LOW LEVEL AUDIO REF RF LOW LEVEL AUDIO SIG RR LOW LEVEL AUDIO REF RR LOW LEVEL AUDIO SIG + SERIAL DATA BUS 10 SERIAL DATA BUS 5 SERIAL DATA COMM ENABLE SIG SUBWOOFER SPEAKER (W/ ENHANCED AUDIO SPEAKER SYSTEM) VIO WIRE VIO/YEL WIRE WAGON WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

1-BN 1-YE BACKUP LAMP DTRL BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN/BLU WIRE BRN/YEL WIRE CELLULAR PHONE MICROPHONE CENTER INSTRUMENT PANEL SPEAKER COAX COMPUTER DATA LINES SYSTEM GMLAN SERIAL DATA (+) 9 GMLAN SERIAL DATA 2 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRY WIRE GRY/GRN WIRE GRY/YEL WIRE HATCHBACK LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER SPEAKER LEFT REAR DOOR SPEAKER LF SPEAKER (-) CTRL 1 LF SPEAKER SIG (-) 1 LR SPEAKER (+) CTRL NCA WIRE PASSENGER DOOR HARNESS) RADIO RED/BLU WIRE RED/VIO WIRE REF RF SPEAKER (-) CTRL 1 RF SPEAKER SIG (-) 1 RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT REAR DOOR SPEAKER RR SPEAKER (+) CTRL RR SPEAKER SIG (-) SERIAL DATA BUS 10 SERIAL DATA BUS 5 SERIAL DATA COMM ENABLE SIG VIO WIRE VIO/YEL WIRE WAGON WHT WIRE WHT/BLU WIRE WHT/GRN 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 BK COAX BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE CELLULAR TELEPHONE LO REF CELLULAR TELEPHONE SIG COAX COMPUTER DATA LINES SYSTEM COOLING FAN/ DC DC CONVERTER 2 FUSE CTRL CU COAX XM 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 LEFT UP 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 VIO WIRE VOL (-) VOL SEEK UP VOLT 2 W/ HEAD UP DISPLAY W/O HEAD-UP DISPLAY WH COAX WHT/BLK WIRE YEL 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

A/C COMPRESSOR CLUTCH RELAY AEROSHUTTER FUSE AUXILIARY HEATER COOLANT PUMP RELAY BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE CANISTER VENT/VIDEO PROCESSING MODULE FUSE COIL FUSE COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE FUSE ENGINE CONTROL MODULE/ IGNITION FUSE ENGINE CONTROLS IGNITION RELAY EVAP CTRL FUEL MODULE FUSE FUEL PRESSURE SENSOR FUEL PUMP FUEL PUMP CTRL FUEL PUMP DRIVER CONTROL MODULE (UNDER VEHICLE, NEAR FUEL TANK) FUEL PUMP, LEVEL SENSOR ASSEMBLY (TOP OF FUEL TANK) GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGNITION COILS FUSE LOW REF LOW REF 2 MALFUNCTION INDICATOR LAMP/SHIFT SOLENOID FUSE NCA WIRE POWERTRAIN OFF ENGINE FUSE PRIMARY FUEL LEVEL SENSOR RED/BRN WIRE RED/VIO WIRE RED/YEL WIRE RELAY CONTROL SECONDARY FUEL LEVEL SENSOR SENSOR SIGNAL SERIAL DATA SERIAL DATA (-) 7 SHIELD GND SHUNT FUSE UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/YEL WIRE W/ 5-LINK REAR AXLE WHT WIRE WHT/BLU WIRE YEL WIRE YEL/RED 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

"CHECK ENGINE" IND CTRL A/C COMPRESSOR CLUTCH RLY CTRL A/C REFRIGERANT PRESSURE SENSOR AAT SENS SIG ACCESSORY WAKEUP SER DATA AFTER BOIL HTR RLY CTRL AIR CONDITIONING SYSTEM AMBIENT AIR TEMPERATURE SENSOR APP LOW REF 1 APP LOW REF 2 APP SIG (1) APP SIG (2) BATT POS VOLT BLK/BLU WIRE BLK/GRN 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 DOOR LOCKS, ANTI-THEFT SYSTEMS ENG CTRL SENS LOW REF 2 ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) FUEL PUMP PRIMARY RLY CTRL FUSE 9 GRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (+) 3 HI SPD GMLAN SER DATA (-) 1 CRUISE/ETC/TCC BRK SIG HI SPD GMLAN SER DATA (-) 7 HOOD OPEN SW SIG HOT AT ALL TIMES HUMIDITY SENS SIG IMS MODE CTR BACKUP INSTRUMENT PANEL FUSE BLOCK MAF SENS SIG POWERTRAIN MAIN RLY FUSED SPLY 1 POWERTRAIN MAIN RLY FUSED SPLY 2 POWERTRAIN MAIN RLY FUSED SPLY 3 POWERTRAIN RLY COIL CTRL PRESS SENS SIG RED/WHT WIRE RUN/CRANK IGN 1 VOLT STARTER ENABLE RLY CTRL STARTER RLY CTRL STARTING/CHARGING SYSTEM TRANSMISSIONS SYSTEM 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/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

A/C COMPRESSOR CLUTCH RELAY AEROSHUTTER FUSE AUXILIARY HEATER COOLANT PUMP RELAY BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE CANISTER VENT/VIDEO PROCESSING MODULE FUSE COIL FUSE COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE FUSE ENGINE CONTROL MODULE/ IGNITION FUSE ENGINE CONTROLS IGNITION RELAY EVAP CTRL FUEL MODULE FUSE FUEL PUMP FUEL PUMP CTRL FUEL PUMP DRIVER CONTROL MODULE (UNDER VEHICLE, NEAR FUEL TANK) FUEL PUMP, LEVEL SENSOR ASSEMBLY GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGNITION COILS FUSE LOW REF LOW REF 2 MALFUNCTION INDICATOR LAMP/SHIFT SOLENOID FUSE NCA WIRE POWERTRAIN OFF ENGINE FUSE PRIMARY FUEL LEVEL SENSOR RED WIRE RED/BRN WIRE RED/VIO WIRE RLY CTRL SECONDARY FUEL LEVEL SENSOR SENS SIG SER DATA SER DATA (-) 7 SHIELD GND SHUNT FUSE UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE YEL WIRE YEL/RED WIRE

BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE DUTY SIG CYCLE ENGINE CONTROL MODULE EVAPORATIVE EMISSION PURGE SOLENOID VALVE EXHAUST CAMSHAFT POSITION SENSOR (BANK 1) EXHAUST SOL (1) EXHAUST SOL 2 FUEL INJECTOR 1 FUEL INJECTOR 3 FUEL INJECTOR 5 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL WIRE IGNITION COIL 2 IGNITION COIL 4 IGNITION COIL 6 INTAKE CAMSHAFT POSITION SENSOR (BANK 1) INTAKE SENS 1 MANIFOLD ABSOLUTE PRESSURE SENSOR NCA WIRE PHASER X LOW REF PHASER Z LOW REF PRESS SENS SIG RIGHT SIDE OF RADIATOR) SENS LOW REF 1 SIG GND SPARK PLUG SPLY CYL 1 SPLY CYL 2 SPLY CYL 3 SPLY CYL 4 SPLY CYL 5 SPLY CYL 6 STARTING/ CHARGING SYSTEM VIO/BLK WIRE VIO/BLU WIRE VIO/GRY WIRE WHT/GRN WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/VIO WIRE

ABSOLUTE PRESS SENS SIG AIR TEMP SENS LOW REF AIR TEMP SENS SIG AUTOMATIC TRANSMISSION ASSEMBLY TRANSMISSION INTERNAL MODE SWITCH BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE SENSOR ENGINE CTRL SENS LOW REF ENGINE OIL LEVEL SWITCH ENGINE OIL PRESSURE SENSOR GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE GRY/WHT WIRE HI SIG BANK 1 SENS (1) HI SIG BANK 1 SENS (2) HI SIG BANK 2 SENS 1 HI SIG BANK 2 SENS 2 HTR LOW CTRL BANK 1 SENS 1 HTR LOW CTRL BANK 1 SENS 2 HTR LOW CTRL BANK 2 SENS 1 HTR LOW CTRL BANK 2 SENS 2 KNOCK SENS LOW REF 1 KNOCK SENS LOW REF 2 KNOCK SENS SIG 1 KNOCK SENS SIG 2 KNOCK SENSOR #2 KNOCK SENSOR 1 LIN SER DATA BUS 21 LOGIC LOW REF LOW REF 3 LOW SIG BANK 1 SENS (1) LOW SIG BANK 1 SENS 2 LOW SIG BANK 2 SENS (2) LOW SIG BANK 2 SENS 1 MAIN RLY FUSED SPLY 5 MAP SENS LOW REF MAP SENS SIG NCA WIRE OIL LEVEL SW SIG OIL PRESS SENS SIG RIGHT SIDE OF RADIATOR) SIG GND THROTTLE ACTUATOR CTRL CLOSE THROTTLE ACTUATOR CTRL OPEN THROTTLE BODY (MOUNTED TO INTAKE MANIFOLD) VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/WHT WIRE