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 WarningBattery Description and Operation
Warning: Batteries produce explosive gases, contain corrosive acid,
and supply levels of electrical current high enough to cause burns. Therefore,
to reduce the risk of personal injury when working near a battery:
Always shield your eyes and avoid leaning over the battery whenever
...
Fuel System Description
Fuel System Overview
The fuel system is an electronic returnless on-demand design. A returnless
fuel system reduces the internal temperature of the fuel tank by not returning
hot fuel from the engine to the fuel tank. Reducing the internal temperature
of the fuel tank results in lo ...
Front seats
Front power seat adjustment
The Nissan Armada front seats are equipped with advanced power adjustment features
designed for comfort and ergonomic support during long drives.
Operating tips:
The power seat motor includes an automatic overload protection system. If
adjustment stops unexpect ...