Buick Regal VI (2017-2020) passenger door harness) Wiring diagrams

BLK WIRE DRIVER DOOR ACCENT LAMP DRIVER DOOR HANDLE FLOOD LAMP DRIVER DOOR POCKET FLOOD LAMP FRONT OVERHEAD CONSOLE ASSEMBLY GRN WIRE GRY WIRE GRY/GRN WIRE LEFT ROOF RAIL DOME/ READING LAMPS LOGIC NCA WIRE PASSENGER DOOR ACCENT LAMP PASSENGER DOOR HANDLE FLOOD LAMP PASSENGER DOOR HARNESS) PASSENGER DOOR POCKET FLOOD LAMP POWER DISTRIBUTION SYSTEM REAR DOME READING LAMPS RED/GRN WIRE RIGHT ROOF RAIL DOME/ READING LAMPS WHT/BRN WIRE WHT/YEL WIRE

2-WAY 4-WAY 8 WAY BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE DRIVER BACK SEAT BLOWER MOTOR DRIVER CUSHION SEAT BLOWER MOTOR DRIVER DOOR ACCENT LAMP DRIVER DOOR HANDLE FLOOD LAMP DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR LOCK SWITCH DRIVER DOOR POCKET FLOOD LAMP DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT BACK SIDE BOLSTER ADJUSTER SWITCH DRIVER SEAT BOLSTER MEMORY CONTROL MODULE DRIVER SEAT LUMBAR SUPPORT SWITCH DRIVER SEAT LUMBAR SUPPORT VALVE ASSEMBLY DRIVER SEAT LUMBAR/ BOLSTER PUMP DRIVER SEAT MEMORY CONTROL MODULE DRIVER WINDOW MOTOR DRIVER WINDOW/ OUTSIDE REAR VIEW MIRROR SWITCH FRONT VIEW CAMERA MODULE HEADLAMP CONTROL MODULE INSIDE REAR VIEW MIRROR INTERIOR LIFTGATE CONTROL SWITCH KEYLESS ENTRY CONTROL MODULE LEFT REAR DOOR HANDLE FLOOD LAMP LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR EXTERIOR DOOR HANDLE ASSEMBLY LEFT REAR WINDOW SWITCH NCA WIRE PASSENGER DOOR ACCENT LAMP PASSENGER DOOR HANDLE FLOOD LAMP PASSENGER DOOR HARNESS) PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR LOCK SWITCH PASSENGER DOOR POCKET FLOOD LAMP PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER WINDOW SWITCH RIGHT REAR DOOR HANDLE FLOOD LAMP RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR EXTERIOR DOOR HANDLE ASSEMBLY TRANSMISSION SHIFT LEVER POSITION INDICATOR TRANSMISSION SHIFT LEVER TRANSMISSION MANUAL SHIFT SWITCH W/ KEEP ASSIST LANE ACTIVE SAFETY W/ LED HEADLAMPS W/ LT SENSITIVE MIRROR I/S R/V W/ MEMORY W/O MEMORY W/O MEMORY W/ MEMORY

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DOOR LOCK IND DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR LOCK SWITCH FRONT OVERHEAD CONSOLE ASSEMBLY GARAGE DOOR OPENER GRY/GRN WIRE HEATED STEERING WHEEL IND HEATED STEERING WHEEL SWITCH LED INFO DISPLAY MODULE INSIDE STEERING WHEEL) INTERIOR LIFTGATE CONTROL SWITCH KEYPAD GREEN KEYPAD RED WIRE LED CONTROL LEFT STEERING WHEEL CONTROLS SWITCH LO SPD GMLAN LOGIC NCA WIRE PASSENGER DOOR HARNESS) PASSENGER DOOR LOCK SWITCH RIGHT LOGIC STEERING WHEEL CONTROLS SWITCH SERIAL DATA 2 STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATING CONTROL MODULE TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE VIO WIRE W/ NGI VERSION 3.0 W/O NGI VERSION 3.0 W/ ONE COLOR GRAPHIC W/ MULTI COLOR STANDARD GRAPHIC W/ POWER LIFT GATE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/VIO WIRE YEL WIRE

ACTIVE NOISE CANCELLATION MODULE BATT POSITIVE VOLT BLK WIRE BLK/GRY 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 GRY/YEL 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 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 (-) SIG VIO WIRE VIO/BLU WIRE WAGON WHT 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

AUDIO AMPLIFIER BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/YEL WIRE COAX COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE ETHERNET BUS 6 (-) FC SPEAKER (-) LOW REF FC SPEAKER CTRL (+) GMLAN SERIAL DATA 2 GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/VIO WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/YEL WIRE HATCHBACK LEFT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LEFT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LF SPEAKER (-) CTRL 1 LF SPEAKER SIG (-) 1 LR SPEAKER (+) CTRL LR SPEAKER SIG (-) 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 REPLICATED REPLICATED SIG RF SPEAKER (-) CTRL 1 RF SPEAKER SIG (-) 1 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 SPEAKER (+) CTRL RR SPEAKER SIG (-) SIG SPEAKER (-) LOW REF SPEAKER CTRL (+) VIO WIRE VIO/BLU WIRE WAGON WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/WHT 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-BN 2-BN BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BRN/BLU WIRE CENTER INSTRUMENT PANEL SPEAKER COAX GPS GPS/CELL GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BRN WIRE LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER SPEAKER LEFT REAR DOOR SPEAKER NCA WIRE PASSENGER DOOR HARNESS) REAR ROOF ANTENNA RED/BLU WIRE RED/VIO WIRE RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT REAR DOOR SPEAKER VIO WIRE W/ NAVIGATION ANTENNA SIGNAL SPLITTER W/ ONSTAR W/O NAVIGATION ANTENNA SIGNAL SPLITTER W/O ONSTAR WHT WIRE YEL WIRE YEL/BLK WIRE

AUDIO AMPLIFIER BATT POS VOLT BLK WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/YEL WIRE COAX COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE FC SPEAKER CTRL (+) GMLAN SERIAL DATA 2 GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/VIO WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE HATCHBACK LEFT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LEFT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LF SPEAKER (-) CTRL 1 LF SPEAKER SIG (-) 1 LR SPEAKER (+) CTRL LR SPEAKER SIG (-) 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 MOST CONTROL MOST SERIAL DATA (+) NCA WIRE PASSENGER DOOR HARNESS) REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE REPLICATED SIG RF SPEAKER (-) CTRL 1 RF SPEAKER SIG (-) 1 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 SPEAKER (+) CTRL RR SPEAKER SIG (-) SPEAKER (-) LOW REF SPEAKER CTRL (+) VIO WIRE VIO/BLU WIRE W/ NAVIGATION WAGON WHT WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE CENTER INSTRUMENT PANEL SPEAKER DISPLAY SIGNAL (-) GRN WIRE GRN/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/VIO WIRE INFO DISPLAY MODULE LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER SPEAKER LEFT REAR DOOR SPEAKER LVDS NCA WIRE PASSENGER DOOR HARNESS) RADIO CONTROLS RADIO DISPLAY BACKLIGHT LO REF RADIO DISPLAY DIAGNOSTIC SIG RADIO DISPLAY DIMM CTRL RADIO DISPLAY LO VOLT SIG RADIO DISPLAY TOUCH REQUEST SIG RADIO KEYPAD BUTTON SIG RADIO KEYPAD DIMM CTRL RADIO KEYPAD DIMMING CTRL RADIO KEYPAD GND RTN RADIO KEYPAD GROUND RTN RADIO KEYPAD LO REF RADIO KEYPAD LOW REF RADIO KEYPAD POWER SIG RADIO KEYPAD VOLT REF RADIO KEYPAD VOLTAGE REF RADIO VOLUME DOWN SIG RADIO VOLUME UP SIG RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT REAR DOOR SPEAKER VIO/WHT WIRE WHT WIRE YEL WIRE YEL/BLK WIRE