Google (NASDAQ:GOOGL) has made waves with its tests of self-driving cars -- which some see as the future of transportation. Those are still a long way off, but automakers are getting closer and closer to that day.

General Motors (NYSE:GM) is one of those automakers. GM said this week that it is testing a new smart cruise control system that can actually drive your car for you under certain conditions. In this video, contributor John Rosevear looks at GM's new technology -- and at how soon systems like it could be hitting the market.

Motley Fool contributor John Rosevear owns shares of General Motors. Follow him on Twitter at @jrosevear. The Motley Fool recommends BMW, General Motors, and Google. The Motley Fool owns shares of Google. 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.