Pull up on the rear of the floor mat to unlock each retainer and remove.

Reinstall by lining up the floor mat retainer openings over the carpet retainers and snap into position.
Make sure the floor mat is properly secured in place.
Verify the floor mat does not interfere with the pedals.
Floor MatsFront Wheel Drive Shaft Outer Joint and Boot Replacement
Special Tools
DT-35910 Drive Axle Boot Clamp Pliers
For equivalent regional tools, refer to Special Tools
Disassemble Procedure
Remove the wheel drive shaft from the vehicle. Refer to Front Wheel
Drive Shaft Replacement.
Install the drive axle shaft (1) i ...
3-5-Reverse and 4-5-6 Clutch Housing Assemble (6T30/40/45/50 - Gen 2)
Table 1:
4?? Clutch Piston Installation
Table 2:
4?? Clutch Fluid Dam Installation
Table 3:
3? Reverse Clutch Plates Installation
Table 4:
Reluctor Wheel and Piston Installation
Table 5:
4?? Clutch Plates Installation
Table 6:
...
Checking engine coolant level
For optimal performance and reliability of your Nissan Armada, always check the
engine coolant level when the engine is completely cold.
Inspect the coolant level in the reservoir tank. If the level is below the MIN
2 mark, carefully open the reservoir cap and add the appropriate coolant ...