Put together, sales of General Motors two full-sized trucks nearly match -- and sometimes exceed -- those of Ford's top-selling F-series. They're very profitable for the same reasons, too: gigantic sales and simple body-on-frame engineering that hasn't fundamentally changed in, literally, lifetimes.
These are the hybrid and traditional gas powered cars that use the least fuel for the 2012 model year.
|Glenn Beck suspended by SiriusXM|
|Hitler's coding machine sold on eBay -- for $14|
|Exclusive: ISIS makes up for lost oil cash with rising taxes and fees|
|The 19-year-old who's managing millions|
|Inside the Trump University 'playbooks'|