Automotive gadgets are perfect for people who spend a lot of time in their automotible. Automotive gadgets range from bluetooth devices to solar-powered battery chargers. Check out these great automotive gadgets at HowStuffWorks.

Why do GPS systems give wrong directions?

You're driving down a road when your GPS device suddenly urges you to turn right. The sign ahead suggests otherwise. As does the oncoming traffic. What makes your otherwise useful device so wrong sometimes?v

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