General Motors (NYSE:GM) CEO Dan Akerson has a big plan to boost GM's profits: GM is going to include 4G wireless Internet capability in almost every new car starting next year, and then GM will use that connection to sell you services and even apps. It's an interesting idea -- but is it really a good one?

Motley Fool contributor John Rosevear sees one big problem with it. In this video, he explains the potential problem -- and wonders if rival Ford (NYSE:F), which is taking a different approach, will benefit from GM's determination to go down this path.

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