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 WarningManual Shift Detent Lever with Shaft Position Switch Assembly Replacement
Special Tools
DT-41229 Manual Shaft Pin Installer
DT-48550 Detent Lever Pin Remover
For equivalent regional tools, refer to Special Tools.
Removal Procedure
Disconnect the transmission range selector lever cable
terminal (1) from the transmission manual shi ...
Torque Converter Housing with Fluid Pump Assembly Installation (6T40/45/50 Non
Hybrid)
Torque Converter Housing with Fluid Pump Assembly Installation
Callout
Component Name
1
Fluid Pump Seal Assembly
2
Torque Converter Housing Gasket
3
Torque Converte ...
General maintenance
Basic information
During everyday operation of your Nissan Armada, it is essential to carry out
general maintenance tasks on a consistent basis as outlined in this section. Regular
attention helps preserve performance, safety, and long-term durability. If you notice
any unusual sounds, vibrat ...