General Motors (NYSE:GM) unveiled its all-new Cadillac Escalade in New York City Monday night, and our "Motor Money" team of John Rosevear and Rex Moore was there.

In this segment of a multipart series, John and Rex go under the hood and talk with GM's top designer, Ed Welburn, about the challenges of constantly improving a high-end product like the Escalade. (Watch the entire "Motor Money" show here.)

Fool contributor John Rosevear owns shares of General Motors. Rex Moore has no position in any stocks mentioned. 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.