GMC has introduced a mobile app for the Apple iPhone and other Android phones enabling users to shop, research, and configure a GMC vehicle.
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The all-new 2014 GMC Sierra has undergone specific design changes to boost both fuel efficiency and interior quietness, after spending a major portion of its development time in a wind tunnel.
Rearview cameras are becoming commonplace in vehicles built today, especially since there's a lot more sheetmetal and a lot less window than there used to be.
General Motors is leaner and meaner, but is it greener?