GMC Sierra IV (2018-2022) w/o integrated trailer brake Wiring diagrams

ACC WAKEUP DATA ACC WAKEUP SER DATA BLU WIRE BLU/YEL WIRE DATA COMM ENABLE ELECTRONIC BRAKE CONTROL MODULE (BEHIND UNDERHOOD FUSE BLOCK) HI SPD SER DATA (-) 1 HI SPD SER DATA (-) 2 TRANSFER CASE CONTROL MODULE (BEHIND LEFT HEADLIGHT) VIO/YEL WIRE W/ ONSTAR W/ POWER TAKE OFF W/ TRANSFER CASE W/ POWER TAKE OFF W/O TRANSFER CASE W/O INTEGRATED TRAILER BRAKE W/O ONSTAR W/O POWER TAKE OFF W/O VARIABLE ASSIST POWER STEERING WHT WIRE WHT/BLU WIRE

ACC WAKEUP DATA ACC WAKEUP SER DATA ACTIVE GRILLE AIR SHUTTER 1 ACTUATOR ACTIVE GRILLE AIR SHUTTER 2 ACTUATOR AUTOMATIC TRANSMISSION ASSEMBLY AUXILIARY CHASSIS CONTROL MODULE (UNDER CHASSIS, MOUNTED TO REAR CROSSFRAME) BLU WIRE BLU/BRN WIRE CHARGE AIR COOLER COOLANT PUMP COMM ENABLE ENGINE CONTROL MODULE EXHAUST PARTICULATE MATTER SENSOR FUEL PUMP DRIVER CONTROL MODULE GLOW PLUG CONTROL MODULE GRN WIRE GRN/BLU WIRE GRN/VIO WIRE HI SPD SER DATA (+) 7 HI SPD SER DATA (-) 1 HIGH SPEED BUS TERMINATING RESISTOR LATE PRODUCTION EARLY PRODUCTION NETWORK SER DATA BUS 21 NITROGEN OXIDES SENSOR 1 NITROGEN OXIDES SENSOR 2 POWER TAKE-OFF CONTROL MODULE REDUCTANT CONTROL MODULE (UNDER CHASSIS, ON DEF TANK) TRAILER BRAKE CONTROL SWITCH TRAILER BRAKE POWER CONTROL MODULE TRANSMISSION CONTROL MODULE TURBOCHARGER VANE POSITION ACTUATOR VIO WIRE VIO/YEL WIRE W/ DUAL TANK W/ POWER TAKE OFF W/ TRANSFER CASE W/ POWER TAKE OFF W/O TRANSFER CASE W/O DUAL TANK W/O INTEGRATED TRAILER BRAKE WHT WIRE WHT/BLU WIRE

ACC WAKEUP DATA ACTIVE GRILLE AIR SHUTTER 1 ACTUATOR ACTIVE GRILLE AIR SHUTTER 2 ACTUATOR AUXILIARY CHASSIS CONTROL MODULE (UNDER CHASSIS, MOUNTED TO REAR CROSSFRAME) BLU WIRE BLU/BRN WIRE CHARGE AIR COOLER COOLANT PUMP COMM ENABLE EARLY PRODUCTION ENGINE CONTROL MODULE EXHAUST PARTICULATE MATTER SENSOR FUEL PUMP DRIVER CONTROL MODULE GLOW PLUG CONTROL MODULE (TOP OF ENGINE) GRN WIRE GRN/BLU WIRE GRN/VIO WIRE HI SPD SER DATA (+) 7 HI SPD SER DATA (-) 1 HI SPD SER DATA (-) 1 ACC WAKEUP DATA HI SPD SER DATA (-) 1 ACC WAKEUP SER DATA HIGH SPEED BUS TERMINATING RESISTOR LATE PRODUCTION NETWORK SER DATA BUS 21 NITROGEN OXIDES SENSOR 1 NITROGEN OXIDES SENSOR 2 POWER TAKE-OFF CONTROL MODULE REDUCTANT CONTROL MODULE (UNDER CHASSIS, ON DEF TANK) TRAILER BRAKE CONTROL SWITCH TRAILER BRAKE POWER CONTROL MODULE TRANSMISSION CONTROL MODULE TURBOCHARGER VANE POSITION ACTUATOR VIO WIRE VIO/YEL WIRE W/ DUAL TANK W/ POWER TAKE OFF CONTROL MODULE W/ POWER TAKE OFF W/ TRANSFER CASE W/ POWER TAKE OFF W/O TRANSFER CASE W/O DUAL TANK W/O INTEGRATED TRAILER BRAKE W/O POWER TAKE OFF CONTROL MODULE W/O VARIABLE ASSIST POWER STEERING WHT WIRE WHT/BLU WIRE YEL WIRE