 On October 5, 1998, KAIO changed its call letters to KTLM and picked up the Telemundo affiliation from XHRIO-TV (channel 2), which had struggled with signal strength in the western parts of the Lower Rio Grande Valley.The station went on the air August 1, 1999.In 2000, the Starr County Historical Foundation sold KTLM to Sunbelt Multimedia, a division of the Starr Camargo Bridge Company, unrelated to Sunbelt Communications Company.