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 WarningTires and Wheels Description and Operation (Tire Identification)
Identification
Accessory and warranty replacement must use TPC spec tires.
An outboard orientation stripe is added to the tread surface, with an
offset toward the outboard tire face.
All GM approved tires (Production, Service and Accessory) have a TPC
(Tire Performance C ...
LDW system operation
The Nissan Armada LDW and I-LI systems utilize a forward-facing camera mounted
behind the windshield to continuously monitor lane markings and road boundaries.
Example
I-LI ON indicator (displayed in the vehicle information screen)
LDW/I-LI alert indicator (vehicle information displ ...
How to turn off the VDC system
The Nissan Armada should normally be driven with the Vehicle Dynamic Control
(VDC) system activated, as it plays a critical role in maintaining stability, traction,
and overall vehicle control in a wide range of driving conditions.
However, in certain situations—such as when the Nissan Armada ...