See also:

Cleaner air
Ford endorses the use of reformulated “cleaner-burning” gasolines to improve air quality. ...

Adding engine oil
1. Check the engine oil. For instructions, refer to Checking the engine oil in this chapter. 2. If the engine oil level is not within the normal operating range, add only certified engine oil of ...

Tires
Tires are designed to give many thousands of miles of service, but they must be maintained in order to get the maximum benefit from them. ...