Buick Regal VI (2017-2020) auxiliary heater coolant pump relay Wiring diagrams

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

A/C COMPRESSOR CLUTCH RELAY A/C HEV FUSE AUXILIARY HEATER COOLANT PUMP RELAY BLU WIRE DRIVER POWER SEAT FUSE DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT BOLSTER MEMORY CONTROL MODULE DRIVER SEAT LUMBAR SUPPORT SWITCH DRIVER SEAT LUMBAR SUPPORT VALVE ASSEMBLY DRIVER SEAT MEMORY CONTROL MODULE DRIVER WINDOW/ OUTSIDE REAR VIEW MIRROR SWITCH FROM KEYLESS ENTRY CONTROL MODULE FUSE (DIAGRAM 1 OF 8) FRONT FOG LAMP RELAY FRONT HEATED SEATS FUSE FRONT WIPERS FUSE HEADLAMP HIGH BEAM RELAY HEATED WINDSHIELD FUSE LEFT HEADLAMP LOW BEAM RELAY LIFTGATE UNLATCH RELAY MEMORY CONTROL MODULE FUSE NOT USED PASSENGER POWER SEAT FUSE PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT BOLSTER MEMORY CONTROL MODULE PASSENGER SEAT LUMBAR SUPPORT SWITCH PASSENGER SEAT LUMBAR SUPPORT VALVE ASSEMBLY PASSENGER SEAT MEMORY CONTROL MODULE PASSENGER WINDOW SWITCH REAR CLOSURE FUSE REAR HEATED SEATS FUSE REAR WINDOW WASHER PUMP RELAY REAR WIPER FUSE REAR WIPER RELAY RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RIGHT HEADLAMP LOW BEAM RELAY SEAT LUMBAR FUSE STARTER FUSE STARTER PINION FUSE STARTER PINION SOLENOID ACTUATOR RELAY STARTER RELAY TO ENGINE CONTROLS IGNITION RELAY (DIAGRAM 7 OF 8) TPIM MOTOR GENERATOR/TPIM FUSE W/ HALOGEN HEADLAMPS W/ MEMORY W/O MEMORY W/O MEMORY 4-WAY WASHER PUMP FUSE WHT/BLU WIRE WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY

2.0L TURBO 3.6L A/C COMPRESSOR CLUTCH RELAY AEROSHUTTER FUSE AUXILIARY HEATER COOLANT PUMP RELAY COIL FUSE ENGINE CONTROL MODULE ENGINE CONTROL MODULE FUSE ENGINE CONTROLS IGNITION RELAY ENGINE OIL PRESSURE CONTROL SOLENOID VALVE EVAPORATIVE EMISSION PURGE SOLENOID VALVE FROM REAR CLOSURE FUSE (DIAGRAM 2 OF 8) FUSE 15 FUSE 74 GRN WIRE HEATED OXYGEN SENSOR 1 HEATED OXYGEN SENSOR 2 HEATED OXYGEN SENSOR BANK 1 SENSOR 2 HEATED OXYGEN SENSOR BANK 2 SENSOR 2 IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 IGNITION COILS FUSE MULTI-FUNCTION INTAKE AIR SENSOR NCA WIRE NOT USED POWERTRAIN OFF ENGINE FUSE SHUNT FUSE SUN- SHADE FUSE TO IGNITION MAIN RELAY (DIAGRAM 8 OF 8) TURBOCHARGER BYPASS SOLENOID VALVE TURBOCHARGER WASTEGATE SOLENOID VALVE VIO/BLU WIRE WHT WIRE YEL 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

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