In the early 1990s, KCDX was known as "X 105.3", and was an album rock station. Programming was delivered via satellite. In 1993, KCDX was sold to Entravision, with a change in the call letters to KZLZ. Entravision flipped the format to Spanish language Regional Mexican.
On September 5, 2006, Entravision sold KZLZ to Todd Robinson for $4,750,000. On December 1, 2006, the Federal Communications Commission approved the voluntary transfer of the license to KZLZ, LLC. Effective June 1, 2022, KZLZ, LLC sold the station to Bustos Media for $1.4 million.