Need Some Help Here

[CHEVY1999]

HELLO I HAVE A 1999 SILVERADO EXT CAB. NEW STYLE I JUST PUT A 7.6 WESTERN STRAIGHT BLADE UNI-MOUNT PLOW ON IT . EVERYTHING WENT GREAT .THE ONLY PROBLEM I HAVE IS THE DRL WIRE FROM THE WESTERN HARNESS I CAN'T FIGURE OUT WHERE IT GOES ON THE TRUCK ? I HAVE 13 YEARS EXP AS A MECHANIC BUT THIS ONE HAS ME IF ANYONE HAS HAD THIS PROBLEM OR KNOWS WHERE IT MIGHT GO I'M OPEN FOR OPTIONS