Buick Regal VI (2017-2020) underhood fuse block Wiring diagrams

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

BLK WIRE BLU WIRE DRIVER SEAT LUMBAR SUPPORT SWITCH DRIVER SEAT LUMBAR SUPPORT VALVE ASSEMBLY FORWARD/ HOT AT ALL TIMES REARWARD RED/GRN WIRE RED/GRY WIRE SEAT LUMBAR FUSE UNDERHOOD FUSE BLOCK VIO WIRE

B+ CTRL BLK WIRE BLU WIRE BRN WIRE DOWN DRIVER SEAT LUMBAR SUPPORT SWITCH DRIVER SEAT LUMBAR SUPPORT VALVE ASSEMBLY DRIVER SEAT LUMBAR/ BOLSTER PUMP GRN WIRE HOT AT ALL TIMES LOGIC NCA WIRE PUMP RED WIRE RWD SEAT LUMBAR FUSE SWITCH CTRL UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BRN WIRE

BLK WIRE COMPUTER DATA LINES SYSTEM DRIVER BACK SEAT BLOWER MOTOR DRIVER CUSHION SEAT BLOWER MOTOR DRIVER HEATED SEAT SWITCH GMLAN SERIAL DATA GRN WIRE GRN/VIO WIRE HIGH HEAT IND HOT W/ IGNITION MAIN RELAY ENERGIZED HVAC CONTROLS IGN 1 VOLT LOGIC LOW HEAT IND LOW SPEED MED HEAT IND PASSENGER BACK SEAT BLOWER MOTOR PASSENGER CUSHION SEAT BLOWER MOTOR PASSENGER HEATED SEAT SWITCH PPL REAR VISION CAMERA/VENTILATION FUSE RED WIRE UNDERHOOD FUSE BLOCK VENT MTR CTRL 1 VIO/WHT WIRE WHT 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 BLU WIRE FORWARD/ HOT AT ALL TIMES PASSENGER SEAT LUMBAR SUPPORT SWITCH PASSENGER SEAT LUMBAR SUPPORT VALVE ASSEMBLY REARWARD RED/GRN WIRE SEAT LUMBAR FUSE UNDERHOOD FUSE BLOCK VIO WIRE

B+ CTRL BLK WIRE BLU WIRE DOWN GRN WIRE HOT AT ALL TIMES LOGIC NCA WIRE PASSENGER SEAT LUMBAR SUPPORT SWITCH PASSENGER SEAT LUMBAR SUPPORT VALVE ASSEMBLY PASSENGER SEAT LUMBAR/ BOLSTER PUMP PUMP RED WIRE RWD SEAT LUMBAR FUSE SWITCH CTRL UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLU WIRE YEL WIRE YEL/GRN WIRE

ACCY WAKEUP SER DATA BATT POS VOLT BLK WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DATA BUS 3 DOME LAMP OFF IND CTRL DR LK ACT LK CTRL DR LK ACT LK CTRL 2 DR LK ACT UNLK CTRL DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR LOCK SWITCH DRV DR LK SW LK SIG DRV DR LK SW UNLK SIG DRV DR LK/ FRONT OVERHEAD CONSOLE ASSEMBLY FUEL FILL DOOR LOCK ACTUATOR FUSE 3 GRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HOOD AJAR SW SIG HORN RLY CTRL HORNS SYSTEM HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IND DIMMING CTRL INSTRUMENT PANEL FUSE BLOCK KEY SW SIG LEFT REAR DOOR LATCH ASSEMBLY LF DR AJAR LIFTGATE AJAR SW SIG 1 LIFTGATE LATCH ASSEMBLY LIN SER LOGIC DRIVER WINDOW MOTOR LOGIC DRIVER WINDOW/OUTSIDE REAR VIEW MIRROR SWITCH LOGIC LEFT REAR WINDOW SWITCH LOW SPD GMLAN SER DATA LR DR AJAR SW SIG LT HDLP LO BEAM CTRL MALFUNCTION INDICATOR LAMP/SHIFT SOLENOID FUSE PASS DR LK SW LK CTRL PASS DR LK SW UNLK CTRL RED/BRN WIRE REMOTE FUNCTION ACT CTRL REMOTE FUNCTION ACT LOW REF RFA RECEIVE SIG RFA TRANSMIT SIG RT HDLP LO BEAM CTRL SEC IND CTRL SER DATA BUS 4 SER DATA COMM ENABLE SW SIG UNDERHOOD FUSE BLOCK UNLOCK SIG VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE W/O SUNROOF WHT WIRE WHT/BLU WIRE WHT/VIO WIRE YEL WIRE YEL/GRN WIRE YEL/VIO WIRE

ACCY IGN VOLT ACCY WAKEUP SER DATA BATT POS VOLT BLK WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DATA BUS 3 DOME LAMP OFF IND CTRL DR LK ACT LK CTRL DR LK ACT LK CTRL 2 DR LK ACT UNLK CTRL DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR LOCK SWITCH DRV DR LK SW LK SIG DRV DR LK SW UNLK SIG DRV DR LK/ FRONT OVERHEAD CONSOLE ASSEMBLY FUEL FILL DOOR LOCK ACTUATOR FUSE 20 FUSE 3 FUSE 5 GRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE HEADLIGHTS SYSTEM HOOD AJAR SW SIG HORN RLY CTRL HORNS SYSTEM HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IND DIMMING CTRL INSTRUMENT PANEL FUSE BLOCK KEY SW SIG LEFT REAR DOOR LATCH ASSEMBLY LF DR AJAR SW SIG LIFTGATE AJAR SW SIG 1 LIFTGATE LATCH ASSEMBLY LIN SER LIN SER DATA BUS 3 LIN SER DATA BUS 4 LOGIC DRIVER WINDOW MOTOR LOGIC DRIVER WINDOW/OUTSIDE REAR VIEW MIRROR SWITCH LOGIC LEFT REAR WINDOW SWITCH LOW SPD GMLAN SER DATA LR DR AJAR SW SIG LT HDLP LO BEAM CTRL MALFUNCTION INDICATOR LAMP/SHIFT SOLENOID FUSE PASS DR LK SW LK CTRL PASS DR LK SW UNLK CTRL PUSH BUTTON START SIG RED/BRN WIRE RED/YEL WIRE RT HDLP LO BEAM CTRL RUN/CRANK IGN 1 VOLT SEC IND CTRL SER DATA COMM ENABLE UNDERHOOD FUSE BLOCK UNLOCK SIG VIO WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/VIO WIRE YEL WIRE YEL/VIO WIRE

ACCY IGN VOLT ACTIVE SIG BATT POS VOLT BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/YEL WIRE CENTER CONSOLE FRONT KEYLESS ENTRY ANTENNA CLOSURE ANT SIG HI CLOSURE ANT SIG LO COMPUTER DATA LINES SYSTEM DRIVER DOOR HANDLE KEYLESS ENTRY ANTENNA DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER EXTERIOR DOOR HANDLE SWITCH DRIVER INFORMATION CENTER DISPLAY DRV DR ANT SIG HI DRV DR ANT SIG LO DRV DR HANDLE SW SIG GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE HANDSFREE PRO LP CTRL HOT AT ALL TIMES IGNITION MODE SWITCH INSTRUMENT CLUSTER INT ANT 1 SIG HI INT ANT 1 SIG LO INT ANT 2 SIG HI INT ANT 2 SIG LO INT ANT 3 SIG HI INT ANT 3 SIG LO KEYLESS ENTRY CONTROL MODULE KEYLESS ENTRY CONTROL MODULE FUSE LEFT REAR EXTERIOR DOOR HANDLE SWITCH LEFT REAR EXTERIOR DOOR HANDLE ASSEMBLY LO SPD GMLAN SER DATA LOGIC LR DR HDL SW SIG PASS DR ANT SIG HI PASS DR ANT SIG LO PASS DR HANDLE SW SIG PASSENGER DOOR HANDLE KEYLESS ENTRY ANTENNA PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER EXTERIOR DOOR HANDLE SWITCH POWER DISTRIBUTION SYSTEM POWER SOUNDER CONTENT THEFT DETERRENT ALARM MODULE LOGIC RAP RLY 2 COIL CTRL REAR FASCIA KEYLESS ENTRY ANTENNA RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT SIDE OF RADIATOR) RR DR HDL SW SIG RUN/CRANK IGN 1 VOLT SECURITY IND SIG GND SW 2 LO REF SW SIG 2 UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/GRY WIRE