The GMC Denali up to 5.21 m and the wheelbase more 3.13 meters, but maintained that the core concept: the integration of body, rather than bearing structure, it beneficial to further improve driving behaviour And also light, as well as equipped with a hybrid system. In fact, the car is use GMC of "dual-mode" hybrid system, which is GMC and DaimlerChrysler and BMW joint research and development, is committed to a market that has done the best manufacturers. According to official information that the GMC, light body and hybrid technology makes Denali XT savings on fuel costs by 50% compared to other middle-sized Pica.
Furthermore this GMC concept cars also use a greater engine. They used 4.9 liters of V8 engines replace the original four-cylinder engine, this V8 engine with direct injection technology and has active fuel management system, resulting in the necessary time to make only half of the work to achieve the engine cylinder head for the save. In other words, this is a V8 machine, but some time or more time is a four-cylinder machines. More commendable is that this engine can also adopt a more abundant fuel, such as E85 fuel, which perhaps is the first with direct injection technology and also can use E85 fuel and gasoline engines.

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