Horn circuit for Cadillac CTS-V III (2013-2019)

6.2L BATTERY FUSE BLOCK BLK WIRE BODY CONTROL MODULE BRN WIRE BRN/WHT WIRE EXCEPT 6.2L FUSE 6 GRN WIRE GRN/WHT WIRE GRY WIRE HORN ASSEMBLY HORN FUSE HORN RELAY HORN RLY CTRL HORN SW SIG HORN SWITCH HOT AT ALL TIMES LEFT HORN NCA WIRE POWER DISTRIBUTION SYSTEM RED WIRE RIGHT HORN STEERING WHEEL AIR BAG COIL UNDERHOOD AUXILIARY FUSE BLOCK UNDERHOOD FUSE BLOCK WHT WIRE