Maps; Navigation Symbols - GMC Chevrolet Silverado 2500HD 2021 Owner's Manual

Traffic on Map is turned on, the feature
provides an overview of the traffic flow
using different coded colors. The following
options are available for rerouting:
Auto Reroute to Better Route
system will automatically reroute if the
system detects there is a traffic issue
ahead.
Ask Before Rerouting (Default)
system detects there is a traffic issue
ahead, it will display a pop-up with
details about the issue. Choose to reroute
or cancel the alert.
Never Search for Better Route
system will not check for a better route
until one of the above options is selected.
Alert Preferences
Set alerts on or off during both inactive and
active guidance views. The following alerts
may be available:
Road Safety Alerts Touch to display
upcoming School Zones.
Traffic Camera Alerts
Manage History
Touch Manage History to access the History
options:
Clear Recent Destinations
clear the recent destinations.
Clear Search History
the search history.
The
About
Touch to display software information,
such as:
If the
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Navigation Version

Maps

The
The Nav application requires a map database
to run. It is stored on an SD card that is
connected to the infotainment system. If the
map database is not available, a missing SD
card error message will be displayed.
SD Card Error Messages
The SD card only works for one unique
vehicle. The SD card must pass
authentication verification to be used for
that specific vehicle. Potential error scenarios
and messages include:
The SD card has initialized for the first
time: Once initialized, this SD card can
only be used for navigation in this
vehicle.
The SD card is not working properly: SD
Touch to
card is not functioning properly.
(Error Code).
Touch to clear
The SD card is not paired with the
existing system: This SD card is not valid
in this vehicle for navigation. See Owner s
Manual for more detail or visit your
dealer. (Error Code).
The SD card has been removed from the
slot: SD card has been removed.
(Error Code).
Touch Continue to resume after the
initialization error message. For the other
messages, touch OK to return to the
Home Page.

Navigation Symbols

Following are the most common symbols
that may appear in the Nav application.
This indicates the vehicle s current location
and direction on the map.
Infotainment System 161