The General Motors Corporation, formerly known as GMC Truck is a name that is very well known throughout the world. In 2007 this company was GM's second largest selling vehicle division coming in close behind Chevrolet. GMC was originally dubbed the Rapid Motor Vehicle Company by Max Grabowski when he established the company in 1901. This was when some of the earliest commercial trucks were designed. By 1909 the company was turned over to General Motors which then formed the basis for General Motors Truck Company. Read more.