See also:

3-D Lane Guidance
Some major metropolitan areas may include a 3-D lane guidance feature for highway exits and junctions. This feature gives you an enhanced representation of the exits and junctions on the route. ...

When the System Does Not Seem to Work Properly
Occasional missed alerts can occur under normal circumstances and will increase in wet conditions. The system does not need to be serviced due to an occasional missed alert. The number of mis ...

Traffic Options (US and Canada)
Read the following Options descriptions to understand how the XM NavTraffic™ operates. ...