'Home Improvement' and 'Toy Story' star Tim Allen becomes voice of Chevrolet

General Motors Co. says Tim Allen will be a spokesman for the brand and will star in a series of TV ads for the 2011 Chevrolet Cruze that begin airing on Tuesday.

Allen, 57, is best-known for playing a tool buff in the TV series "Home Improvement." He was also the voice of Buzz Lightyear in the "Toy...