See also:

Second generation (2003–2006)
The Navigator was updated in 2003, along with the Ford Expedition, on the new Ford U platform. The interior was also substantially revised to bring it up to the level expected by luxury buyers. So ...

Damage
Periodically inspect the tire treads and sidewalls for damage (such as bulges in the tread or sidewalls, cracks in the tread groove and separation in the tread or sidewall). If damage is observed ...

Easy Fuel “no cap” fuel system
Your fuel tank is equipped with a capless fuel filler system. This allows you to simply open the fuel filler door and insert the fuel filler nozzle into the fuel system. The capless system is self ...