GMC Canyon II facelift (2020-2022) Trailer tow circuit

AUX CTRL BACKUP LAMP RELAY CONTROL BACKUP LAMPS CIRCUIT BATTERY FUSE BLOCK BLK WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BODY CONTROL MODULE BRN WIRE COMPUTER DATA LINES SYSTEM GMLAN SERIAL DATA GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT TRAILER STOP/TURN SIGNAL LAMP RELAY LEFT TRAILER TURN SIG LAMP ORG/ WIRE PARK LAMP RELAY CONTROL RED WIRE RIGHT TRAILER STOP/TURN SIGNAL LAMP RELAY RIGHT TRAILER TURN SIG LAMP TRAILER BACKUP LAMPS RELAY TRAILER BRAKE APPLY SIG TRAILER BRAKE POWER CONTROL MODULE TRAILER BRAKE PROVISION (BLUNT CUT) TRAILER CONNECTOR TRAILER PARK LAMPS RELAY TRAILER PROVISION (BLUNT CUT) TRAILER) UNDERHOOD FUSE BLOCK W/ TRAILER CONNECTOR W/O INTEGRATED TRAILER BRAKE W/O TRAILER CONNECTOR WHT WIRE WHT/BLU WIRE YEL WIRE YEL/GRY WIRE