Several times over the years, General Motors (NYSE:GM) has tried to restore its faded luxury brand, Cadillac, to glory -- but it never quite worked out, as all of those efforts seemed halfhearted.

No more. GM's CEO is serious about making Cadillac the global luxury king -- and he's investing the (big) money needed to make that happen. In this video, contributor John Rosevear looks at GM's plan to take on the the big German luxury names -- and at why it's finally time to start taking Cadillac seriously.

Fool contributor John Rosevear owns shares of General Motors. Follow him on Twitter at @jrosevear. The Motley Fool recommends General Motors. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.