You can help to improve database accuracy by reporting any errors you encounter.
• Report errors in freeways and main “verified” roads shown in black on the map at http://mapreporter.navteq.com/ dur-web-external/.
• Please do not report errors in purple “unverified” roads. Maps for these areas are provided for reference only.
• Please do not report errors in places/ landmarks, such as changes in business names. Information about points of interest are constantly being updated.
An updated database is available for purchase, usually in the fall of each year.
• For vehicle position icon errors, screen error messages, or other GPS-related errors:
Guidance Screen
...
USB Commands
USB play
USB play track # (#: 1 to 30)
USB skip forward
USB skip back
USB track random*
USB track repeat*
USB track scan*
USB folder up
USB folder down
USB folder random*
USB folder repeat*
...
Identification Numbers
Your vehicle has several identifying numbers in various places.
The vehicle identification number (VIN) is the 17-digit number your dealer uses
to register your vehicle for warranty purposes. It is ...