General Motors will offer a natural gas Chevrolet Impala for both retail and fleet sales for the 2015 model year.
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The National Highway Traffic Safety Administration has opened an investigation into 80,000 Ford and General Motors vans and minivans for rust problems.
GM wants to push car sale online, but without completely bypassing dealerships.
GM's honcho of high-performance marketing says a more powerful 2014 Chevrolet SS could be on its way.