Last month threw the auto industry a giant curveball with the shutdown of the U.S. government. Overall, October sales were slightly below expected, dipping to an annual rate of 15.3 million vehicles, according to Reuters. While consumer confidence may have dwindled in October, many automakers managed to make considerable gains during the final month before the holiday sales rush. Meanwhile, other contenders who typically post strong sales floundered. Here is a look at the winners and losers for October 2013.