Toggling Between Calls
If two calls are in progress (one active and one on hold),
press the 
button until you hear a
single beep,
indicating that the active and hold status of the two calls
have switched. Only one call can be placed on hold at a
time.
See also:
Using ACC On Hills
When driving on hills, ACC may not detect a vehicle in
your lane. Depending on the speed, vehicle load, traffic
conditions, and the steepness of the hills, ACC performance
may be limited.
...
Seat Belt Lock Out
The center rear seat belt system has a lock out feature that
will not allow you to extract the center webbing unless
the rear seat upper latch is engaged. ...
Emissions Inspection And Maintenance Programs
In some localities, it may be a legal requirement to pass
an inspection of your vehicle’s emissions control system.
Failure to pass could prevent vehicle registration.
For states that require ...