Buick Rendezvous I (2001-2007) Horn circuit

BLK WIRE DK GRN WIRE HORN BRUSH INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL HORN FUSE 23 HORN RELAY HORN SWITCH HOT AT ALL TIMES LEFT HORN (LOW NOTE) NCA WIRE RIGHT HORN (HIGH NOTE) (AT RIGHT FRONT OF ENGINE COMPT) TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (FRONT OF RIGHT WHEELHOUSE, ABOVE BATTERY)