Coverage areas vary with respect to the level of map detail available for any given area. Some areas feature greater levels of detail than others.
If this happens, it does not mean there is a problem with the system.
As the map data is updated, more detail can become available for areas that previously had limited detail.
Map Data Updates
Voice RecognitionEngine Compartment Fuse Block
To remove the fuse block cover, squeeze the clips and swing it up.
Notice: Spilling liquid on any electrical component on the vehicle
may damage it. Always keep the covers on any electrical component.
Engine Compartment Fuse Block
The vehicle may not be equipped with all of the fuses, relay ...
Installation Procedure
Note: If the location of the original plug weld holes can not be
determined, space the plug weld holes every 40 mm (1½ in).
Drill 8 mm (5/16 in) for plug welding along the edges of the rear floor
panel filler as noted from the original
panel.
Clean and prepare the atta ...
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 ...