Auto sales rose 27 percent from February 2010, but gas prices have also been rising. At a minimum, higher gas prices could affect car-buying preferences.
GM cars sold better in December than November – up 8.5 percent – but all of the Big Three had a rough year. 2010 was the second-worst year for domestic car sales since 1982.
Shares of General Motors are trading at prices last seen in the 1950s.
In the rush to efficient cars, Detroit is losing out to Asian brands.