Black plate (71,1)
Full-Size Truck Navigation System - 2012 - CRC 2nd Edition - 11/15/11
Infotainment System
71
.
There is no route guidance when
turning at an intersection.
.
Plural names of places might be
announced occasionally.
.
It could take a long time to
operate automatic rerouting
during high-speed driving.
.
Automatic rerouting might
display a route returning to the
set waypoint if heading for a
destination without passing
through a set waypoint.
.
The route prohibits the entry of a
vehicle due to a regulation by
time or season or any other
regulation which may be given.
.
Some routes might not be
searched.
.
The route to the destination
might not be shown if there are
new roads, if roads have
recently changed or if certain
roads are not listed in the map
data. See
Maps on page 44
for
more information.
To recalibrate the vehicle's position
on the map, park the vehicle with
the engine running for two to
five minutes, until the vehicle
position updates.
If the System Needs
Service
If the navigation system needs
service and the steps listed here
have been followed but there are
still problems, see your dealer for
assistance.
Map Data Updates
The map data in the vehicle is the
most up-to-date information
available when the vehicle was
produced. The map data is updated
periodically, provided that the map
information has changed.
United States and Canada
For questions about the operation of
the navigation system or the update
process, contact the GM Nav Disc
Center toll
‐
free phone number,
1
‐
877
‐
NAV
‐
DISC (1
‐
877
‐
628
‐
3472)
or go to the center's website,
www.gmnavdisc.com. If updates are
needed, call the GM Nav Disc
Center or order a new disc online.
To order a disc, have the vehicle's
Vehicle Identification Number (VIN)
available. This helps the center
make sure that the correct and most
up-to-date map data for the vehicle
is received. See
“
Vehicle
Identification Number (VIN)
”
in the
Index of the vehicle owner manual
for more information.