If the navigation system needs service and the steps listed here have been followed but there are still problems, see your dealer for assistance.
Problems with Route Guidance
Map Data UpdatesDeployment Outside Vehicle for Seat Belt Pretensioners
Deploy the seat belt pretensioners outside of the vehicle when the vehicle
will be returned to service. Situations that require deployment
outside of the vehicle include the following:
Using the SIR diagnostics, you determine that the seat belt pretensioner
is malfunctioning.
The pretens ...
Vehicle Messages
Messages displayed on the DIC indicate the status of the vehicle or some action
that may be needed to correct a condition. Multiple messages may display one after
the other.
The messages that do not require immediate action can be acknowledged and cleared
by pressing SET/CLR. The messages tha ...
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.
For questions about the operation of the navigation system or the update process,
contact the GM Nav Dis ...