Here is final powertrain information for GM's new midsize trucks.
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Information about General Motors’ future production plans have emerged thanks to details of the tentative pact the company is finalizing with the United Auto Workers.
General Motors is expanding the powertrain offerings of its Chevrolet Silverado and GMC Sierra pickup trucks.
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.