Buick Regal VI (2017-2020) lin ser data bus 21 Wiring diagrams

2.0L TURBO 3.6L ACC WAKEUP ACCESSORY WAKEUP ACCESSORY WAKEUP SER DATA BATTERY SENSOR MODULE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/YEL WIRE DATA BUS 2 DATA BUS 21 ELECTRONIC BRAKE CONTROL MODULE (LEFT REAR OF ENGINE COMPT) ENGINE CONTROL MODULE FUEL PUMP DRIVER CONTROL MODULE GRN/BLU WIRE GRN/VIO WIRE HI SPD GMLAN HI SPD GMLAN SERIAL DATA (+) (3) HI SPD GMLAN SERIAL DATA (+) 1 ACCESSORY WAKEUP SER DATA HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) (2) HI SPD GMLAN SERIAL DATA (-) 7 HIGH SPEED GMLAN LIN SER DATA BUS 21 LIN SERIAL LOGIC TRANSMISSION CONTROL MODULE AUTOMATIC TRANSMISSION ASSEMBLY POWER SOUNDER CONTENT THEFT DETERRENT ALARM MODULE POWER STEERING CONTROL MODULE (LOWER ENGINE COMPT, ON STEERING GEAR) POWER SUPPLY TRANSFORMER REGAL SPORTBACK REGAL TOURX SEAT HEATING CONTROL MODULE SER DATA - (3) SERIAL DATA SERIAL DATA (-) 7 SERIAL DATA COMMUNICATION ENABLE TRANSMISSION SHIFT LEVER POSITION INDICATOR UNDERHOOD FUSE BLOCK VIO/YEL WIRE WHT WIRE WHT/BLU 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