General Motors' (NYSE:GM) push to revive its old luxury brand, Cadillac, first started a decade ago. But it picked up momentum when CEO Dan Akerson started looking to turn the old cushy-car maker into a serious global luxury contender.

Cadillac's U.S. sales have finally started to pick up. In this video, Fool contributor John Rosevear looks at what's driving the Cadillac resurgence -- and at how far it still has to go to catch its big-name rivals.

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