GMC Sierra IV (2018-2022) trailer brake ctrl sig wiring diagram
This page shows the only wiring diagram for the component.trailer brake ctrl sig, which is found in the car GMC Sierra IV (2018-2022). This component is only found in one wiring diagram on your vehicle, and you can see its details here. If necessary, you can also go to other diagrams for this system for more information..
trailer brake ctrl sig wiring diagram (1 of 1)
ACCESSORY WAKE UP SERIAL DATA
AUXILIARY CHASSIS CONTROL MODULE
BATT POS VOLT
BATTERY POSITIVE VOLTAGE HIGH SPEED GMLAN SERIAL DATA (+) 1
BLK WIRE
BLK/WHT WIRE
BLU WIRE
BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH)
CHASSIS CONTROL MODULE LIN BUS 1
COMPUTER DATA LINES SYSTEM
COMPUTER DATA LINES SYSTEMS
GRN/BLU WIRE
GRN/VIO WIRE
GROUND
GROUND 17
HIGH SPEED GMLAN SERIAL DATA (-) (1)
HOT AT ALL TIMES
HOT W/ IGNITION MAIN RELAY ENERGIZED
LOCAL INTERCONNECT N/W BUS 33
RED/GRN WIRE
RED/VIO WIRE
RED/WHT WIRE
RIGHT INSTRUMENT PANEL FUSE BLOCK
RUN/CRANK IGNITION 1 VOLTAGE 4
TRAILER AUXILIARY CTRL
TRAILER BRAKE APPLY SIGNAL
TRAILER BRAKE CONTROL SWITCH
TRAILER BRAKE CTRL SIG
TRAILER BRAKE ENABLE SIG
TRAILER BRAKE ENABLE SIGNAL
TRAILER BRAKE POWER CONTROL MODULE
UNDERHOOD FUSE BLOCK
VIO/GRN WIRE
VIO/YEL WIRE
WHT WIRE
WHT/BLU WIRE
YEL/BLK WIRE
Go to component -> Trailer abs circuit -> TRAILER BRAKE CTRL SIG
