 The upgrade project had been started under the Cecil Heftel version of HBC, and completed by the engineers at Tichenor Media/HBC working under David Stewart (now owner of radio station in Texas and head of upgrade consultancy Moving Target Consulting Works).The call letters changed a few times through KDXX and KESS-FM.On February 19, 2009, the Regional Mexican station branded as "La Que Buena" was moved from KESS-FM to 107.1 FM (KDXX) and 99.1 FM (KFZO).