The Buick Park Avenue is a full-size luxury sedan produced by Buick, a division of General Motors. It was first introduced in 1975 and was known for its spacious interior, comfortable ride, and smooth performance. The Park Avenue was designed to appeal to buyers looking for a blend of luxury and practicality. Throughout its production run, the Park Avenue featured various engine options, including V6 and V8 configurations. The model was discontinued in 2005, but it remains a popular choice among used car buyers who appreciate its classic styling and reliable performance.