Using The Detour Function - Alpine NVD-A121 SMART MAP PRO Owner's Manual

Using the Detour function

If during a route you require the system to detour around an obstacle, you may use the DETOUR
button to automatically recalculate a new route.
1 Press the DETOUR button in the
Guidance mode. A window appears
confirming the detour request.
2
The system recalculates the route around
the upcoming maneuver.
Note: The system will detour around the next
maneuver for about 3 miles ahead on free-
ways/expressways and the next 1 mile ahead
on surface streets.
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DTR 2