Horn circuit for GMC Acadia I facelift (2013-2016)

BLK WIRE BLK/ WHT WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) CTRL DK GRN WIRE END OF DASH) HIGH NOTE HORN HIGH NOTE HORN (BEHIND RIGHT HEADLIGHT) HORN FUSE HORN RELAY HORN SWITCH HORN SWITCH (IN STEERING WHEEL) HOT AT ALL TIMES HRN RLY I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT LOW NOTE HORN STEERING WHEEL AIR BAG COIL TAN WIRE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE WHT WIRE WHT/ BLK WIRE