Read Motor Trend’s Buick Cascada review to get the latest information on models, prices, specs, MPG, fuel economy and photos. Conveniently compare local dealer pricing on Buick Cascadas. Motor Trend reviews the 2017 Buick Cascada where consumers can find detailed information on specs, fuel economy, transmission and safety. Find local 2017 Buick Cascada prices online. The Opel Cascada (Spanish for “waterfall”) is a Compact convertible engineered and manufactured by the German automaker Opel since April 2013. It is also marketed as the Opel Cabrio in Spain, Vauxhall Cascada in the United Kingdom, the Holden Cascada in Australia and New Zealand, and the Buick Cascada in the United States and China. Amazon Vehicles: 2017 Buick Cascada: Read expert reviews, research vehicles, leave comments, and ask questions! .