GMC Sierra III (2013-2015) lt headlp low 1 2 beam sply volt rt headlp low beam sply volt horn relay ctrl Wiring diagrams

1 2 DR LCK CTRL DR LCK CTRL 2 11 18 RR DR AJAR SW SIG MOTOR STATUS SIG RR 15 19 UNLOCK SIG LOCK SIG 24 21 UNLOCK CTRL LOCK CTRL 24 25 GMLAN SERIAL DATA (-) GMLAN SERIAL DATA (+) 25 15 LF DR AJAR SW SIG SECURITY LCK SW SIG 25 27 16 SUPPLY VOLTAGE TRANSMIT SIGNAL ACTUATOR RETURN 4 21 6 ACTUATOR UNLCK CTRL LOCK MOTOR STATUS KEY SW UNLCK SIG ACTUATOR RECEIVE SIG BATT POS VOLT BCM 3 FUSE BLK WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CHILD SECURITY LCK RLY CTRL COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DRIVER DOOR LATCH ASSEMBLY (IN REAR OF DRIVER FRONT DOOR) GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HOOD AJAR SW SIG HORNS SYSTEM HOT AT ALL TIMES INSTRUMENT PANEL LEFT FUSE BLOCK (LOWER LEFT SIDE OF DASH) LF DR AJAR LIN BUS 3 LOCK OUT IND DRIVER WINDOW SWITCH LOCK OUT SWITCH LOGIC LR DR AJAR SW SIG LT HEADLP LOW 1 2 BEAM SPLY VOLT RT HEADLP LOW BEAM SPLY VOLT HORN RELAY CTRL MOTOR STATUS SIG LR MTR STATUS PASSENGER DOOR LOCK SWITCH RED/GRY WIRE RF DR AJAR SW SIG SW SIG UNLOCK SIG VIO/YEL WIRE W/ POWER OPERATED WINDOW W/O POWER OPERATED WINDOW WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/LT GRN WIRE YEL/VIO WIRE

1 2 DR LCK CTRL DR LCK CTRL 2 11 18 RR DR AJAR SW SIG MOTOR STATUS SIG RR 15 19 UNLOCK SIG LOCK SIG 24 21 UNLOCK CTRL LOCK CTRL 24 25 GMLAN SERIAL DATA (-) GMLAN SERIAL DATA (+) 25 15 LF DR AJAR SW SIG SECURITY LCK SW SIG 25 27 16 SUPPLY VOLTAGE TRANSMIT SIGNAL ACTUATOR RETURN 4 21 6 ACTUATOR UNLCK CTRL LOCK MOTOR STATUS KEY SW UNLCK SIG ACTUATOR RECEIVE SIG BATT POS VOLT BCM 3 FUSE BLK WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CHILD SECURITY LCK RLY CTRL COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DRIVER DOOR LATCH ASSEMBLY (IN REAR OF DRIVER FRONT DOOR) GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HOOD AJAR SW SIG HORNS SYSTEM HOT AT ALL TIMES INSTRUMENT PANEL LEFT FUSE BLOCK (LOWER LEFT SIDE OF DASH) LF DR AJAR LIN BUS 3 LOCK OUT IND DRIVER WINDOW SWITCH LOCK OUT SWITCH LOGIC LR DR AJAR SW SIG LT HEADLP LOW 1 2 BEAM SPLY VOLT RT HEADLP LOW BEAM SPLY VOLT HORN RELAY CTRL MOTOR STATUS SIG LR MTR STATUS PASSENGER DOOR LOCK SWITCH RED/GRY WIRE RF DR AJAR SW SIG SW SIG UNLOCK SIG VIO/YEL WIRE W/ POWER OPERATED WINDOW W/O POWER OPERATED WINDOW WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/LT GRN WIRE YEL/VIO WIRE