KUJ-FM was originally the sister station of AM news/talk station, having signed on the air in 1996 with its Rhythmic CHR format. In 1999, under the direction of Program Director Dave Hilton, KUJ-FM shifted from Rhythmic to Mainstream CHR, thus garnering the station its highest 18-34 ratings ever.
KUJ-FM initially served as the companion station of an AM news/talk channel, launching in 1996 with a Rhythmic CHR format. Two years later, under Program Director Dave Hilton's leadership, KUJ-FM shifted to Mainstream CHR, achieving its highest ratings among young adults.