See also:

Cabin air filter
Your vehicle is equipped with a cabin air filter, located behind the glove box. The particulate air filtration system is designed to reduce the concentration of airborne particles such as dust, sp ...

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 ...

Cleaner air
Ford endorses the use of reformulated “cleaner-burning” gasolines to improve air quality, per the recommendations in the Choosing the right fuel section. ...