This vehicle has an anti-theft alarm system.

The indicator light on the instrument panel near the windshield indicates the status of the system.
Off: Vehicle is disarmed.
On Solid: Vehicle is secured during the delay to arm the system.
Fast Flash: Vehicle is unsecured. A door, the hood, or the trunk/ liftgate is open.
Slow Flash: Alarm system is armed.
Vehicle Security
Arming the AlarmSystemExhaust Manifold Heat Shield Installation
Install the exhaust manifold heat shield (2).
Caution: Refer to Fastener Caution.
Install the 3 exhaust manifold heat shield bolts (1) and the washers and
tighten to 8 Y (71 lb in).
...
Engine Oil and Oil Filter Replacement
Removal Procedure
Open hood.
Place a drain pan below the vehicle.
Caution: To prevent damage to oil filter cap ensure proper
tool is used. Do not use an open end wrench which may cause damage to
filter cap.
Using a 24mm socket or closed end wrench loosen ...
Driver Assistance/Navigation/Traffic Sign/Audio/TEL/SMS/Message for Driver Assistance
linking
In the Nissan Armada, the Head-Up Display (HUD) integrates multiple systems to
present critical driving information directly within the driver’s field of view,
enhancing safety and convenience.
The Driver Assistance interface in the Nissan Armada HUD provides real-time alerts
and warnings f ...