How to Update the Navigation System in Your Nissan. Nissan understands the importance of creating GPS systems with only the highest level of accuracy. This is why they have teamed up with HERE, a global leader in navigation, mapping, and location experien

gps navigation system in car image by jedphoto from Fotolia.com Car navigation systems are systems in the vehicle that provide maps and directions for the driver. Electronic navigation systems are typically called a GPS, otherwise known as a Global Positi

Each year, a new navigation system map update is released to provide access to the latest information. A lot can change in 12 months, and in the last three years over 1.2 million miles of new roads have been added to the navigation system map.