See also:

Coolant refill capacity
To find out how much fluid your vehicle’s cooling system can hold, refer to Maintenance product specifications and capacities in this chapter. Fill your engine coolant reservoir as outlined previou ...

Starting the engine
1. Turn the key to 3 (on) without turning the key to 4 (start). If there is difficulty in turning the key, rotate the steering wheel until the key turns freely. This condition may occur wh ...

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 ...