We take a look at the just unveiled 2015 GMC Yukon Denali and Yukon XL, and drive the Sierra Denali with the new Ecotec3 6.2-liter engine.
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General Motors is leaner and meaner, but is it greener?
A new study out today from the Center for Automotive Research suggests there may be more than meets the eye in the story of the government bailout of auto industry giants GM and Chrysler.
Could the state of California see seven-dollar-per-gallon diesel prices by 2020?