Cadillac 2009 Escalade ESV - Manual (Page 310)

When approximately 1/4 mi (400 m) from the next
maneuver, the screen displays the name and a detailed
view of it.
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. Cities that include this
feature are New York, Los Angeles, Chicago, Detroit,
and San Francisco, and may also include Philadelphia,
Washington D.C., and other major highway junctions.
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