Onstar Turn-By-Turn Navigation Limitations - OnStar FMV Owner's Manual

The system automatically detects if a maneuver is missed for the planned route.
If this happens, the system will respond with the audio message "You have left
the planned route..." and the radio will briefly display the message "Off route."
When this occurs, three radio buttons will be available.
Automatically creates a new route. New directions will begin shortly. The
Updt
system may be connected to an OnStar Advisor.
Prvw Shows the next few maneuvers required to make, one at a time.
Cncl
Cancels route and ends Turn-by-Turn Navigation. Confirmation of this
choice is required. Push the yes/ no radio button when the "Cancel
route, yes or no" command is heard.
Note: To return to the Turn-by-Turn functions after another radio function
has been selected, push the "i" button.
When the GPS signals cannot be located for a route that is in progress, the
following message may occur:
"Sorry I am unable to determine your location at this time. Press the OnStar
Hands-Free Calling button..."
The navigation system will play the last turn instruction or maneuver given when
the system went off route. Push the
update your route, or say "Cancel route" to cancel the current directions.

OnStar Turn-by-Turn Navigation Limitations

Always be alert and obey traffic and roadway laws and instructions, regardless
of the guidance from the navigation system. The navigation system uses street
map information that does not include all traffic restrictions or the latest road
changes. It may suggest using a road that is closed for construction or a turn that
is prohibited by signs at the intersection. Evaluate whether following the system's
directions are safe and legal for the current conditions. If the instructions
continue to direct to a closed road, or a road that can't be turned on, push the
button and ask the Advisor to find an alternate route.
button and say "Update route" to
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