Vehicle for hauling up to four bikes?

[TsPoet]

How about this:
http://en.wikipedia.org/wiki/Ford_Transit_Connect

Every time I see one of these I start to drool. Smallish with lots of room inside, generally used for businesses.
My other choice would be it's big brother - a sprinter van. Used, of course!
http://www.mbsprinterusa.com/sprinter/crew-van