GMC

General Motors Corporation, also known as GM, is the world's largest auto company by annual production volume for 2006, and the second largest by sales volume as of the first half of 2007, behind Toyota Motor Corporation. [4] Founded in 1908, in Flint, Michigan, GM employs approximately 284,000 people around the world. With global headquarters at the Renaissance Center in Detroit, Michigan, USA, GM manufactures its cars and trucks in 33 countries. Their European headquarters are based in Zurich, Switzerland.Their Holden headquarters are in Melbourne, Victoria, Australia. In 2006, 9.18 million GM cars and trucks were produced globally under the following brands: Buick, Cadillac, Chevrolet, GMC, Holden, Hummer, Opel, Pontiac, Saab, Saturn and Vauxhall. GM is the majority shareholder in GM Daewoo Auto & Technology Co. of South Korea and has had collaborative ventures in technology and manufacturing with several of the world's automakers. It has ventures with Shanghai Automotive Industry Corporation of China.

GM Parts and accessories are sold under GM Performance Parts, GM Goodwrench and ACDelco brands through GM Service and Parts Operations which supplies GM dealerships and distributors worldwide. GM engines and transmissions are marketed through GM Powertrain. GM's largest national market is the United States, followed by China, Canada, the United Kingdom, and Germany. GM half owns a finance company, GMAC Financial Services, which offers automotive, residential and commercial financing and insurance. GM's OnStar subsidiary is a vehicle safety, security and information service provider.