The Buick Lucerne is a full-size luxury sedan produced by Buick from 2006 to 2011. It replaced the Buick LeSabre and offered a smooth ride with spacious interiors, advanced safety features, and a range of powerful V6 and V8 engine options across its single generation. Known for combining comfort with traditional American luxury, the Lucerne emphasized passenger space and a refined driving experience. Over its production years, it saw minor updates but maintained consistent size and styling attributes, making it a notable model in Buick's lineup.