Cadillac Dealer Review Cadillac XLR Roadster Liberty MOCadillac Dealer Cadillac XLR Roadster Liberty Missouri. http://www.VanCadillac.com or call 816-256-2232. Van Cadillac has the best deals on new and pre owned Cadillac XLR Roadster vehicles in the Liberty Missouri area. We are a short drive here in Kansas City Missouri.