DETROIT --General Motors has big plans for the smallest truck in its Hummer lineup. GM intends to offer V-8 and diesel versions of the mid-sized H3 SUV. Two sources inside GM say the automaker is in ...

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GM and Isuzu are boosting production if the 6.6–liter Duramax diesel engine to supply increased demand and new products. Hummer has recently announced the Alpha performance line for all models and the ...

Introduced for 2009, the HUMMER H3T was created as mid-sized crew cab style vehicle inspired by the H2 SUT. Constructed on the same platform used for the Chevrolet Colorado and GMC Canyon mid-sized ...

A 45:1 crawl ratio with helical gear-reduction hubs, a Central Tire Inflation System with 37-inch runflat bead lock wheels, a locking transfer case, locking front and rear differentials, four-wheel ...

Hummer officials plan to add the Alpha badge to other, smaller Hummers, such as the H2 and H3, as their performance versions are developed down the road. This marks the first time Hummer has a ...