Code iob, ior, labeled 84799524. Silverado, Sierra 2500 HD. Labeled 86785525. 2019-22 2023, wt, custom, custom tb 8" display radio. IOR with satellite. Radio, 8 display, without navigation, with satillite radio. Radio, 8 display, without navigation, with satellite, labeled 84785823. 2022-23 redesign,pro, radio, 8 display, ior, labeled 84479961. Silverado, Sierra 3500 HD. 7" DISPLAY RADIO. with satellite labeled 84785823.