In 2011, American automaker, Chevrolet celebrated its 100^th birthday; something that we here at Airport Chevrolet Buick GMC Cadillac were quite excited about. Now, in 2012, another GM model is preparing celebrate 100 years in existence: GMC. That said, we would like to take a minute to go over some of the lauded automaker's history to give you some insight into why this feat is so impressive.

GMC was formed in 1912, when...