GMC is a manufacturer of truck

Truck

A truck or lorry is a motor vehicle designed to transport cargo. Trucks vary greatly in size, power, and configuration, with the smallest being mechanically similar to an automobile...

s, van

Van

A van is a kind of vehicle used for transporting goods or groups of people.In British English usage, it can be either specially designed or based on a saloon or sedan car, the latter type often including derivatives with open backs...

s, military vehicles, and SUV

Sport utility vehicle

A sport utility vehicle is a generic marketing term for a vehicle similar to a station wagon, but built on a light-truck chassis. It is usually equipped with four-wheel drive for on- or off-road ability, and with some pretension or ability to be used as an off-road vehicle. Not all four-wheel...

s marketed in North America

North America

North America is a continent wholly within the Northern Hemisphere and almost wholly within the Western Hemisphere. It is also considered a northern subcontinent of the Americas...

 and the Middle East

Middle East

The Middle East is a region that encompasses Western Asia and Northern Africa. It is often used as a synonym for Near East, in opposition to Far East...

 by General Motors Company. In January 2007, GMC was GM's second-largest-selling North American vehicle division after Chevrolet

Chevrolet

Chevrolet , also known as Chevy , is a brand of vehicle produced by General Motors Company . Founded by Louis Chevrolet and ousted GM founder William C. Durant on November 3, 1911, General Motors acquired Chevrolet in 1918...

, ahead of Pontiac

Pontiac

Pontiac was an automobile brand that was established in 1926 as a companion make for General Motors' Oakland. Quickly overtaking its parent in popularity, it supplanted the Oakland brand entirely by 1933 and, for most of its life, became a companion make for Chevrolet. Pontiac was sold in the...

.
On December 22, 1901, Max Grabowsky established a company called the Rapid Motor Vehicle Company

Rapid Motor Vehicle Company

The Rapid Motor Vehicle Company was founded in 1902 in Pontiac, Michigan, by brothers Max Grabowsky and Morris Grabowsky, who built their first prototype in 1901. They went on to build one-ton trucks and were the beginning of GMC Truck division after they were acquired by General Motors in 1909...

, which developed some of the earliest commercial trucks ever designed. The trucks utilized one-cylinder engines.