GMC Sierra IV (2018-2022) gnd 23 lh headlamp lo beam ctrl Wiring diagrams

ACC VOLT ANTENNA BATT POSITIVE VOLT 23 BLK WIRE BLK/WHT WIRE BLU WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DR LCK ACTUATOR LCK CTRL DR LCK ACTUATOR LCK CTRL 2 DR LCK ACTUATOR UNLCK CTRL DR LCK KEY SW UNLCK SIG DRIVER DOOR LOCK SWITCH DRV DR LCK SW LCK SIG LF DR AJAR SW SIG DRV DR LK SW UNLCK SIG ENGINE CONTROL MODULE (6.6L) GND 23 LH HEADLAMP LO BEAM CTRL GRN/YEL WIRE GRY WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HI SPD GMLAN SER DATA (+) 1 HIGH SPEED GMLAN SERIAL DATA (-) (1) HOOD AJAR SWITCH HOOD STATUS A SIG HOOD STATUS B SIG HORN RLY CTRL HORNS SYSTEM IGN MODE SW CHALLENGE ACTIVE SIG LOGIC MIDDLE PRODUCTION PASS DR LCK SW LCK CTRL PASS DR LCK SW UNLCK CTRL PASSENGER DOOR LOCK SWITCH PASSENGER WINDOW MOTOR PASSENGER WINDOW SWITCH PNK WIRE RED/YEL WIRE REM CTRL DR LK RECEIVER LO REF REM CTRL DR LK RECEIVER TRANSMIT SIG REM CTRL DR LK RECEIVER CTRL REMOTE CONTROL DOOR LOCK RECEIVER RF DR AJAR SW SIG RH HEADLAMP LO BEAM CTRL RUN/CRANK IGN 1 VOLT STRA CLMN LK STATUS SIG REMOTE CTRL DR LK RECEIVER RECEIVE SIG VIO/BLK WIRE VIO/YEL WIRE W/ POWER OPERATED WINDOW W/O EXPRESS UP/DOWN W/ POWER OPERATED WINDOW, EXPRESS UP/DOWN W/O POWER OPERATED WINDOW WHT WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/VIO WIRE

ACC VOLT ANTENNA BATT POSITIVE VOLT 23 BLK WIRE BLK/WHT WIRE BLU WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DR LCK ACTUATOR LCK CTRL DR LCK ACTUATOR LCK CTRL 2 DR LCK ACTUATOR UNLCK CTRL DR LCK KEY SW UNLCK SIG DRIVER DOOR LOCK SWITCH DRV DR LCK SW LCK SIG LF DR AJAR SW SIG DRV DR LK SW UNLCK SIG ENGINE CONTROL MODULE (6.6L) GND 23 LH HEADLAMP LO BEAM CTRL GRN/YEL WIRE GRY WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HI SPD GMLAN SER DATA (+) 1 HIGH SPEED GMLAN SERIAL DATA (-) (1) HOOD AJAR SWITCH HOOD STATUS A SIG HOOD STATUS B SIG HORN RLY CTRL HORNS SYSTEM IGN MODE SW CHALLENGE ACTIVE SIG LOGIC MIDDLE PRODUCTION PASS DR LCK SW LCK CTRL PASS DR LCK SW UNLCK CTRL PASSENGER DOOR LOCK SWITCH PASSENGER WINDOW MOTOR PASSENGER WINDOW SWITCH PNK WIRE RED/YEL WIRE REM CTRL DR LK RECEIVER LO REF REM CTRL DR LK RECEIVER TRANSMIT SIG REM CTRL DR LK RECEIVER CTRL REMOTE CONTROL DOOR LOCK RECEIVER RF DR AJAR SW SIG RH HEADLAMP LO BEAM CTRL RUN/CRANK IGN 1 VOLT STRA CLMN LK STATUS SIG REMOTE CTRL DR LK RECEIVER RECEIVE SIG VIO/BLK WIRE VIO/YEL WIRE W/ POWER OPERATED WINDOW W/O EXPRESS UP/DOWN W/ POWER OPERATED WINDOW, EXPRESS UP/DOWN W/O POWER OPERATED WINDOW WHT WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/VIO WIRE