Service Intervals & Specifications

REPLACEMENT INTERVALS

Component

Interval - Miles (Normal Schedule)

⁽¹⁾ Interval - Miles (Special Operating Conditions)

Gasoline Engines

Accessory Drive Belt

⁽²⁾

⁽³⁾

Air Filter

30,000

⁽³⁾

Cabin Air Filter

15,000

⁽³⁾

Coolant

⁽⁴⁾⁽⁵⁾

⁽³⁾

Fuel Filter

30,000

15,000

NGV Coalescer/Fuel Filter

⁽⁶⁾

NGV Fuel Tanks

⁽⁷⁾

Oil & Filter

5,000

3,000

PCV Valve

⁽⁸⁾

⁽³⁾

Rear Axle Fluid

⁽⁹⁾

⁽¹⁰⁾

Spark Plugs

100,000

60,000

A/T Fluid

⁽¹¹⁾

30,000

Diesel Engines

Air Filter

⁽¹²⁾

Coolant

⁽⁴⁾⁽⁵⁾

⁽³⁾

Fuel Filter

15,000

Oil & Filter

5,000

3,000

Rear Axle Fluid

⁽⁹⁾

⁽¹⁰⁾

A/T Fluid

⁽¹¹⁾

30,000

⁽¹⁾	Applies to vehicles used for towing a trailer, using a camper, or car-top carrier, operated in dusty conditions, off-road operation or with extensive idling and/or low-speed driving for long distances. As in heavy commercial use such as delivery, taxi or patrol car.

⁽²⁾	Replace at 150,000 miles if not replaced within last 100,000 miles.

⁽³⁾	If vehicle is driven in dusty conditions or used under special operating conditions, inspect and replace as required.

⁽⁴⁾	Green engine coolant replaced at 45,000 miles, and then every 30,000 miles thereafter. Orange engine coolant replaced at 150,000 miles.

⁽⁵⁾	Yellow engine coolant replaced at 5 years or 100,000 miles (which ever comes first). After initial change, replace Yellow coolant every 3 years or 50,000 miles.

⁽⁶⁾	Every 30,000 miles, drain coalescent fuel filter bowl and replace filter.

⁽⁷⁾	Fuel tanks for Natural Gas Vehicles (NGV), should be inspected every 30,000 miles and should be replaced every 15 years.

⁽⁸⁾	On light-duty Pickups under 6000 GVW, replace every 100,000 miles. On all trucks over 6000 GVW, replace every 120,000 miles.

⁽⁹⁾	Rear axles and PTO units containing synthetic lubricant and light duty trucks with Ford-design axles, are lubricated for life. These lubricants should not be checked or changed unless a leak is suspected, service is required or axle assembly has been submerged in water.

⁽¹⁰⁾	If operated at or near maximum GVW, in dusty conditions or off-road, replace every 50,000 miles. On all other RWD vehicles without synthetic lubricant and operated under special conditions, replace every 3000 miles or 3 months (which ever comes first).

⁽¹¹⁾	On vehicles equipped with 4F50N or 4R100 transmission, replace at 30,000 miles. On all other vehicles, replace A/T fluid at 150,000 miles.

⁽¹²⁾	Replace air filter when restriction gauge is in Red zone.