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In an era of large government debt and economic crisis, a recent study shows that there are more Porsche Cayennes in Greece than there are people filing taxes on incomes over 50,000 euro.

But could the German automaker be in danger of over-expanding?

The U.S. auto industry has always been leery of foreign competition, but the new free trade deals with countries like South Korea and Japan may change that.

On the fence about what car to buy? New car-sharing services like RelayRides and Zipcar are making it easier for people to rent out automobiles and test drive them.

Chrysler is the last of the Big Three American automakers to finish negotiations with the United Auto Workers Union.

Ford says it's still planning to add thousands of jobs in the U.S. over the next two years, but there could be a catch.

Last week, OnStar announced that it would continue to track former clients even after they cancel the service. Now, after public outcry, that action has been called off.

The UAW is likely to press for bigger wage increases at Ford, the only Detroit carmaker that didn't declare bankruptcy during the financial crisis.

We get an update on the state of the used car market from Phil Reed of Edmunds.com. He was -- and still is -- in favor of buying used, but now has a few caveats.

Higher demand and tighter supply have raised used car prices, in some cases close to the cost of a new model.