GMC Yukon III (2006-2014) Trailer tow circuit

10 8 9 SERIAL DATA SERIAL DATA BUS + ANTI-LOCK BRAKES PNK SYSTEM WIRE BLK WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE SIG BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE HOT AT ALL TIMES HOT W/ BCK/UP LAMP RELAY ENERGIZED HOT W/ PARK LAMP RELAY ENERGIZED HOT W/ RUN/CRNK RELAY ENERGIZED LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LT BLU/WHT WIRE LT GRN WIRE LT TURN SIG LAMP MISC-IGN FUSE 43 ORG/ WIRE PNK PNK PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RED/BLK WIRE RT TURN SIG LAMP SERIAL DATA BUS- STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) STUD 1 FUSE 68 STUD 2 FUSE 63 TAN WIRE TAN/BLK WIRE TRAILER CONNECTOR (CENTER REAR OF VEHICLE) TRAILER PROVISION (BLUNT CUT) TRLR BCK/UP FUSE 10 TRLR PRK FUSE 25 TRLR STOP LT FUSE 3 TRLR STOP LT PCB RELAY TRLR STOP RT FUSE 1 TRLR STOP RT PCB RELAY UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/O INTEGRATED TRAILER BRAKE CONTROL WHT WIRE YEL WIRE