Buick Regal VI (2017-2020) transmissions system Wiring diagrams

5 VOLT REF ACC IGN VOLT ACC WAKEUP SERIAL DATA ACTUATOR LO REF AMBIENT LT SENS SIG ANTI-LOCK BRAKES, CRUISE CONTROL, EXTERIOR LIGHTS SYSTEMS ANTI-LOCK BRAKES, ELECTRONIC SUSPENSION SYSTEMS ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM CRUISE CONTROL SYSTEM BATT POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRAKE APPLY SENS CTRL BRK APPLY SENS LO REF BRK APPLY SENS SIG BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM COURTESY LP SW SIG CRUISE CONTROL SYSTEM CRUISE CONTROL, ANTI-LOCK BRAKES, EXTERIOR LIGHTS SYSTEMS DIMM SW SIG DIMMER SW LOW REF DOOR LOCKS, ANTI-THEFT SYSTEMS ELECTRONIC SUSPENSION SYSTEM ENGINE START/ STOP EXTERIOR LIGHTS SYSTEM WIPER/WASHER SYSTEM FRONT FOG LAMP SW SIG FUSE 20 FUSE 21 FUSE 3 FUSE 5 FUSE 8 GAP UP/DOWN SW SIG GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HAZARD LED DIMMING SIGNAL HAZARD SW LEFT TURN SIG HAZARD SW RH TURN SIG HAZARD SW SIG HDLP DIMM SW HI BEAM SIG HDLP SW FLASH TO PASS SIG HDLP SW HDLPS OFF SIG CTRL HDLP SW ON SIG HDLP SW PARK LP SIG HEADLIGHTS SYSTEM HOOD AJAR SWITCH SIGNAL HORN SW SIG HORNS SYSTEM HOT AT ALL TIMES IGN MODE SW ACC LED SIG IGN MODE SW ST LED SIG IGN MODE SW VOLT IGNITION MODE SWITCH IND DIMMING CTRL INSTRUMENT PANEL FUSE BLOCK KEY CAPTURE/COLUMN LOCK SHIFT POS SIG LED AMBIENT LIGHTING CTRL 2 LED BACKLIGHT DIMM CTRL LH HDLP LO BEAM CTRL LH PARK LP CTRL LIFT GLASS/TRUNK RELS CTRL LIN SERIAL BUS 4 LOG MODE RLY CLOSE CTRL LR STOP LAMP CTRL POWER DISTRIBUTION SYSTEM PUSH BUTTON START ACTIVE SIG RAP RLY COIL CTRL REAR WINDOW WIPER SW SIG RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/YEL WIRE REMOTE FUNCTION ACTR TRANS SIG REMOTE FUNCTION ACTUATOR CTRL RF TURN SIG LP CTRL RH HDLP LO BEAM CTRL RH PARK LP CTRL RR LICENSE LP CTRL RR WIND WASHER RLY CTRL RR WIPER MTR RLY COIL CTRL RUN/CRANK IGN 1 VOLT RUN/CRANK RLY COIL CTRL SECURITY IND CTRL SERIAL DATA SERIAL DATA (+) 1 REMOTE FUNCTION ACTR RECEIVE SIG SERIAL DATA (-) (1) SERIAL DATA COMM ENABLE SET/COAST/RESUME SW SIG SHIFT INTERLOCK, TRANSMISSIONS SYSTEMS SHIFT SEL SW SIG SIG GND SOUND SYSTEMS CRUISE CONTROL SYSTEM STEERING WHEEL SIG 1 STP LP RLY COIL CTRL TAP UP/TAP DOWN SW SIG TRACTION CTRL SW SIG 1 TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM VEH ANTI-THEFT SYS IMMOBILIZER CTRL 12 VOLT REF VEH ANTI-THEFT SYS IMMOBILIZER LO REF LIN SERIAL DATA VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE WINDSHIELD WASHER RLY CTRL WINDSHIELD WASHER SW SIG WINDSHIELD WIPER MTR PRK SW SIG WINDSHIELD WIPER MTR RLY COIL CTRL WINDSHIELD WIPER SW HI SIG WINDSHIELD WIPER SW LO REF WINDSHIELD WPR SW LO SIG WIPER/WASHER SYSTEM WIRELESS SYS CHARGE IND CTRL YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE

AIR TEMPERATURE SENS SIG AMBIENT AIR TEMPERATURE SENSOR AUTOMATIC TRANSMISSION ASSEMBLY BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLU WIRE BLU/GRY WIRE BODY CONTROL MODULE BRAKE/ BRN/GRN WIRE BRN/WHT WIRE CHECK ENGINE IND CNTRL COIL CONTROL COMPUTER DATA LINES SYSTEM DOWN ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE OIL LEVEL SWITCH ENGINE OIL PRESSURE SENSOR GRN/BLU WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/VIO WIRE HI SPD GMLAN SER DATA (+) 1 J132 (3.6L) LEFT LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR WINDOW SWITCH LIN SERIAL DATA BUS 4 LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 3 LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 4 LOGIC LOW REF LR DR AJAR SW SIG NCA WIRE NETWORK BUS 2 OIL LEVEL SW SIG OIL PRESS SENS SIG RAP RELAY RAP RELAY COIL CTRL RIGHT RIGHT SIDE OF RADIATOR) RIGHT STEERING WHEEL CONTROLS SWITCH (MULTI COLOR STANDARD GRAPHIC) SEEK DOWN SEEK UP SEL SENS LOW REF (2) SENS LOW REF (3) STEERING WHEEL RESISTOR SIG 1 TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION SHIFT LEVER POSITION INDICATOR TRANSMISSIONS SYSTEM WHT WIRE WHT/RED WIRE YEL/BRN 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

"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