Cadillac 2006 CTS Navigation System Manual page 38

Before you set the area to avoid, you may want to
select the FWY (Freeway) key so the system will allow
you to take the freeway through the avoidance area.
If you do not select it first, the system will avoid
the chosen area entirely.
You can enter up to 10 avoidance areas.
Calc (Calculate): The system will begin calculating the
chosen route using the route options you have
selected.
Back: Press this key to return to the previous screen.
Store Point
Press the Store PT key to save the current location to a
stored point in the system's memory.
A total of 60 points can be stored. The first stored point
is reserved for your home location. If all 60 points
are entered, the system will notify you that there is no
available storage space left in memory. A currently
stored point must then be removed before another can
be stored.
2-20
Stored Points
Press the Stored PTs key to view a list of all points. The
list will show points stored, reserved, and empty
points. The first stored point will be considered Home.
You must store the location you would like to be Home.