Buick Regal Navigation Manual page 59

See Vehicle Personalization in the
Index of the vehicle owner manual
for more information.
Press the Config button on the
Home Page or the CONFIG button
on the faceplate, then select Display
Settings from the list.
The following options will display:
Press to change
the screen background.
The Automatic setting adjusts
the screen background
automatically depending on the
exterior lighting conditions.
The Day setting brightens the
map background.
The Night setting darkens the
map background.
To change the overall brightness
setting for the display, use the
vehicle interior lighting instrument
panel illumination control.
The navigation system might have
an XM NavTraffic receiver. It is a
subscription service provided
through XM Satellite Radio.
A service fee is required to receive
the XM NavTraffic service.
Real-time traffic information is
provided to fully integrate the
navigation system to display current
traffic conditions for the chosen
route. See Traffic Settings in this
section for more information.