Resetting Time Zone in Navigation system

[PhastPhil]

How does one reset the time zone within the navigation system in a 2007 Aston Martin Vantage? My system is 4 hours ahead of my local time zone.

[abanks]

I have the same issue on my DB9 see my post here: https://www.pistonheads.com/gassing/topic.asp?h=0&...