Trailer tow circuit for Buick Encore GX I (2019-2024)

BLK WIRE BLU WIRE BLU/WHT WIRE BODY CONTROL MODULE (UNDER FRONT OF CENTER CONSOLE) CAMERA WASHER PUMP RELAY COMPUTER DATA LINES SYSTEM DATA 1 (+) GND (-) 31 GRN/VIO WIRE GRY/BRN WIRE HI SPD GMLAN SER HOT AT ALL TIMES LEFT TRAILER LEFT TRAILER STOP/ TURN SIGNAL LAMP RELAY PARK LAMPS RELAY PARK LP RLY CTRL REAR BODY FUSE BLOCK RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RIGHT TRAILER RIGHT TRAILER STOP/ TURN SIGNAL LAMP RELAY TRAILER CONNECTOR TURN SIG LP CTRL UNDERHOOD FUSE BLOCK WHT WIRE YEL/GRY WIRE