How Does OnStar Work?

You've probably heard the commercials, featuring "real OnStar conversations" involving motorists who have locked their keys in the car or just been in an accident who can summon help with just the touch of a blue button.

You may even be considering a purchase of OnStar service -- or perhaps you already have it and just want to know how it works.

Watch this quick, interesting video from HowStuffWorks.com and find out.

Watch the video now:

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