The Pontiac Bonneville is a full-size car that was produced by the Pontiac division of General Motors from 1957 to 2005. The Bonneville was a Pontiac staple, with the name being reflective of the Bonneville Salt Flats, located in Utah. The Bonneville was available in coupe, sedan, convertible, and station wagon body styles and was offered in a variety of trim levels and performance packages.