Chevrolet 2013 Corvette Owner's Manual page 44

Once the route preferences have
been set, the system displays the
map screen.
After pressing , the following
screen buttons become available.
to the Route Options menu. See
Press to start route and
voice prompt guidance.
This screen gives the option of
selecting three different routes to
get you to your destinations. To use
the 3 routes option:
1. Press the 3 routes button on the
map screen.
The system calculates up to
Press to go
.