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Before installing a map update, you must confirm which version system is in your vehicle.
You will need the UNIT ID from your system. To find this:
  1. Touch the ‘Nav’ button on your screen.
  2. Touch the ‘Settings’ button.
  3. Touch the ‘System’ button.
  4. Touch the ‘About’ button.
  5. Your 10-digit UNIT ID will be in the top left of your screen. Please write this down.