See also:

Motorcraft part numbers
1For spark plug replacement, see your authorized dealer. Refer to scheduled maintenance information for the appropriate intervals for changing the spark plugs. Replace the spark plugs with ones ...

Underbody
Flush the complete underside of your vehicle frequently. Keep body and door drain holes free from packed dirt. ...

Navigation system (if equipped)
Your vehicle may be equipped with a navigation system. Refer to the Navigation System supplement for further information. ...