Locking the doors
1. Press 
and release to lock
all the doors. The turn lamps will flash.
2. Press and release again within
three seconds to confirm that all the
doors are closed.
Note: The doors will lock again, the horn will chirp and the turn lamps will illuminate once if all the doors and trunk are closed.
Note: If any door or the trunk is not closed, or if the hood is not closed in vehicles equipped with the perimeter alarm feature, the horn will chirp twice and the lamps will not illuminate.
See also:
Blind spot information system (BLIS ) with crosstraffic alert (CTA) (if
equipped)
The BLIS is a convenience feature
that aids the driver in assessing
whether a vehicle is within an area
on either side of the vehicle
extending rearward from the outside
mirrors to approxima ...
Vehicle storage
If you plan on storing your vehicle for an extended period of time
(30 days or more), refer to the following maintenance recommendations
to ensure your vehicle stays in good operating condition.
...
First generation (1998–2002)
The 1998 Navigator introduced the concept of the American luxury SUV,
competing at first with only the Land Rover Range Rover. It was trimmed with
leather, wood, and fine carpeting, but its humble ...