?Fits for: C1500 1996-1999, C2500 1996-2000, C3500 1996-2002, K1500 1996-1999, K2500 1996-2000, K3500 1996-2000. Please find the detailed fitment info from the "product description" part of this page. ?Replaces part number: 9378815, 09378815, 599007, HS505, 1572548, 16231175, 16238895, 16240115. Restores the function of your vehicles heating and cooling controls. ?High-quality. Made of quality materials for reliable service, exact equivalent part meets the original manufacturer’s specifications and features. Solve poor flow or no air flowing from the vents at all and other issues. ?Easy to install. Direct replacement the worn control panel. Only requires a couple of tools and several minutes of your time. Watching a video on the Internet is helpful. ?After-sales service. No need to worry about problems in the project. Please don't hesitate to contact us if there is any question, we will reply within 24 hours and help solve the problem.