GMC Sierra IV facelift (2022-2024) w/o smart trailer integration indicator Wiring diagrams

AUTOSAR CAN BUS AUTOSAR CAN BUS (+) 5 SERIAL DATA AUTOSAR CAN BUS (+) 6 SERIAL DATA AUTOSAR CAN BUS (+) 7 SERIAL DATA BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY WIRING HARNESS JUNCTION BLOCK BRN WIRE DATA LINK CONNECTOR (LOWER LEFT SIDE OF DASH) DISTRIBUTION ENGINE WIRING HARNESS JUNCTION BLOCK ETHERNET BUS 1 ENABLE SIGNAL GRN WIRE GRN/BLK WIRE GRN/VIO WIRE GRY WIRE HOT AT ALL TIMES ON/OFF VEHICLE SWITCH PASSIVE START PASSIVE START SW 2 LOW REF PASSIVE START SW SIGNAL 2 POWER PRIVATE SERIAL CAN BUS (+) 1 PRIVATE SERIAL CAN BUS (-) 2 RED/BRN WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RUN/CRANK RELAY COIL CONTROL SERIAL DATA GATEWAY MODULE (BEHIND LEFT CENTER OF DASH) SW 2 LOW REF SW SIGNAL 2 SYSTEM TRAILER LAMP CONTROL MODULE VIO WIRE W/O SMART TRAILER INTEGRATION INDICATOR WHT WIRE YEL WIRE

BASE TRIM PACKAGE BLK WIRE BLK/WHT WIRE BLU/BLK WIRE BRN WIRE BRN/GRN WIRE BRN/YEL WIRE DOUBLE CAB/ CREW CAB ENGINE WIRING HARNESS JUNCTION BLOCK EXCEPT BASE TRIM PACKAGE EXTENDED CAB W/ SMART TRAILER INTEGRATION INDICATOR GRN/YEL WIRE HEADLAMP SWITCH HIGH MOUNT STOP LAMP BULB HIGH MOUNT STOP LAMP RELAY HIGH MOUNT STOP, CARGO LAMP HOT AT ALL TIMES LEFT CARGO BOX LAMP BULB PARKING LAMP RELAY REAR CLOSURE AUXILIARY SIGNAL LAMP RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT CARGO BOX LAMP BULB TRAILER LAMP CONTROL MODULE W/ POWER GATE MANUAL ASSIST POWER RELEASE W/O POWER GATE MANUAL ASSIST POWER RELEASE W/O SMART TRAILER INTEGRATION INDICATOR WHT/BRN WIRE WHT/GRY WIRE WHT/VIO WIRE

AUX PARK LP RLY CTRL BACKUP LP RLY CTRL BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/YEL WIRE BRN WIRE CAN-BUS COAX COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED LEFT TRAILER STOP/ TURN SIGNAL LAMP RELAY LIGHTING CONTROL MODULE (LEFT END OF DASH) LOGIC LR TRAILER STP/TN LP CTRL RR TRAILER STP/TN LP CTRL NAVIGATION SYSTEM ORG/ WIRE PARKING LAMP RELAY RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RIGHT TRAILER STOP/ TURN SIGNAL LAMP RELAY RUN/CRANK IGN 1 VOLTAGE SIG GND TOW VEHICLE ELECTRICAL RECEPTACLE TRAILER BACKUP LAMP RELAY TRAILER BRAKE CONTROL SWITCH TRAILER BRAKES PROVISION BLUNT CUT (IF EQUIPPED) (LEFT SIDE OF DASH) VIO WIRE VIO/WHT WIRE W/ ACCESSORY WIRING JUNCTION BLOCK W/ INDUCTIVE PORTABLE WIRELESS DEVICE W/O ACCESSORY WIRING JUNCTION BLOCK W/O INTEGRATED TRAILER BRAKE W/O SMART TRAILER INTEGRATION INDICATOR WHT WIRE WHT/BLU WIRE WHT/BRN WIRE YEL WIRE YEL/BLU WIRE