1992 - AM General LLC, which makes Humvees for the U.S. Army, begins selling its first civilian vehicle, the Hummer. California Gov. Arnold Schwarzenegger is one of the first civilian customers.

1999 - General Motors Corp. takes over marketing rights of the Hummer brand for an undisclosed sum. AM General continues building the Hummer for GM, now known as the Hummer H1.


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2002 - GM adds the H2 to the Hummer lineup. GM-Hummer dealerships open.

2005 - GM adds the H3 to the Hummer lineup.

2006 - Peak year for Hummer brand sales, with 71,524 sold. GM stops producing the H1.

2008 - GM announces it is reviewing the brand for possible sale.

June 2009 - China's Sichuan Tengzhong Heavy Industrial Machinery Co. announces it is buying the Hummer brand pending regulatory approval.

Oct. 9, 2009 - GM and Tengzhong announce that they have signed a definitive sales agreement, subject to approval of Chinese and U.S. regulators. Tengzhong would get 80 percent of Hummer while Hong Kong investor Suolang Duoji will take the remaining 20 percent.