Pontiac is a U.S. car company, founded in 1926. The company is a major part of General Motors. Known in the United States, Canada, and Mexico. Industrial centers in Detroit, this Michigan. Merk stopped in 2010 because of the crisis which also affects the American General Motors. GM ultimately wants to streamline its business in the U.S. market with a charge of four brands, namely Chevrolet, Buick, Cadillac, and GMC.