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 AlarmSystemFront Wheelhouse Liner Replacement (Front)
Front Wheelhouse Liner Replacement
Callout
Component Name
Preliminary Procedure
Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and
Installation.
1
Front Wheelhouse Liner Scr ...
Engine Oil Cooler Housing Replacement
Removal Procedure
Drain the engine coolant. Refer to Cooling System Draining and Filling.
Drain the engine oil. Refer to Engine Oil and Oil Filter Replacement.
Remove the exhaust manifold. Refer to Exhaust Manifold with Catalytic
Converter Replacement.
...
Battery
Basic information
On the Nissan Armada, batteries labeled "do not open" are fully maintenance-free,
meaning the internal electrolyte level does not require inspection. For accurate
diagnostics and performance checks, it is strongly recommended to consult an
authorized NISS ...