Vehicle Positioning - Cadillac 2005 XLR Owner's Manual

This system may not be available/or interferences may
occur if any of the following are true:
•
Signal are obstructed by tall buildings, large trucks,
or a tunnels.
•
Satellites are being repaired or improved.
•
Objects are located on the rear shelf.
•
After-market glass tinting has been applied to the
vehicle's windows.
Notice: Do not apply after-market glass tinting to
the vehicle's windows. Glass tinting will interfere
with the system's ability to receive GPS signals and
cause the system to malfunction. You might have
to replace the window to correct the problem.
This would not be covered by your warranty.
If you are experiencing a problem, see Vehicle
Positioning on page 4-43 or Problems with Route
Guidance on page 4-44 for more information.

Vehicle Positioning

At times, the position of the vehicle on the map may be
inaccurate due to one or more of the following reasons:
•
The road system has changed.
•
The vehicle is traveling on slippery road surfaces
such as sand, gravel, and/or snow.
•
The vehicle is being driven on winding roads.
•
The vehicle is being driven on a long straight road.
•
The vehicle is approaching a tall building or a large
vehicle.
•
The surface streets run parallel to a freeway.
•
The vehicle has just been transferred by a vehicle
carrier or a ferry.
•
The current position calibration is set incorrectly.
•
The vehicle is being driven at high speeds.
4-43