See also:

First generation (1998–2002)
The 1998 Navigator introduced the concept of the American luxury SUV, competing at first with only the Land Rover Range Rover. It was trimmed with leather, wood, and fine carpeting, but its humble ...

Exceptions
There are several exceptions to the Normal Schedule. They are listed below: Normal vehicle axle maintenance: Rear axles and power take-off (PTO) units with synthetic fluid and light-duty trucks e ...

If your vehicle gets stuck in mud or snow
Note: Do not rock the vehicle if the engine is not at normal operating temperature or damage to the transmission may occur. Note: Do not rock the vehicle for more than a minute or damage to the ...