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.
Read This Article
Turns out, hybrid cars save lives as well as gas: a boon for those who already own them, undoubtedly.
General Motors has been playing magic tricks on the public.
General Motors is expanding the powertrain offerings of its Chevrolet Silverado and GMC Sierra pickup trucks.