For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people.
Genuine GM parts have one of these marks:

California Proposition 65 WarningDriver or Passenger Seat Back Cushion Heater Replacement
Driver or Passenger Seat Back Cushion Heater Replacement
Callout
Component Name
Warning: Refer to SIR Warning.
Preliminary Procedure
Remove the driver or passenger seat. Refer to Driver or Passenger
Seat Remov ...
Clock and outside air temperature
In the Nissan Armada, both the clock 1 and the outside air temperature 2 are
conveniently displayed at the top section of the vehicle information display, allowing
the driver to quickly access essential information while driving.
Clock
The clock in the Nissan Armada can be adjusted through ...
Differential lock mode switch
The rear differential lock (DIFF-LOCK) in the Nissan Armada is designed to evenly
distribute engine torque between the left and right rear wheels, improving traction
in low-grip conditions.
To activate the differential lock in the Nissan Armada, reduce speed below 4
MPH (7 km/h), switch t ...