How to Buy an Optional Memory Module for Your Car's Navigation System?

Answer Car navigation systems are helpful in finding a desired location while driving. The effectiveness of these units can be enhanced by storing as many readily available maps as possible, but the maps ... Read More »

Top Q&A For: How to Buy an Optional Memory Module for Your C...

Do cars with navigation systems need to be updated?

Whether you purchase a navigation system already installed in your car or a separate system, there may be a time when you need to update your system. Most systems have a feature that allows you to ... Read More »

What is a DVD navigation system?

A DVD navigation system is a car DVD player, either installed in-dash or elsewhere in the car, that is also capable of providing GPS navigation. Many DVD navigation systems feature touch screens.Re... Read More »

What car has the best navigation system?

On One Hand: The CTS Provides the BestThe Cadillac CTS offers the best navigation system. The navigation system displays clear graphics, has loud audible directions, and offers real time traffic an... Read More »

What is a navigation system?

A navigation system determines a vehicle's location by signals received through an antenna from three or more of 24 orbiting global positioning system satellites (GPS). It then provides your locati... Read More »