Article: Navigational system makes travel safer

Not too long ago, the idea of a car with an on-board navigational system, which could contact the police or ambulance in the event of an emergency, and help the police with tracking in the event of theft, hardly seemed feasible. But thanks to Global Positioning System satellite technology, these convenience and safety features have become part of today's production cars and trucks.

In 1994, Oldsmobile introduced the Guidestar system as a dealer-installed option on some models. Guidestar uses a screen on the instrument panel with voice prompts to give the driver route planning information in 18 states, as well as Las Vegas and Washington, D.C. Two years later, Lincoln-Mercury ...

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