Service Intervals & Specifications

WARNING: This page is about a different car, the 2003 Mercury Mountaineer, 2003 Lincoln Aviator, 2003 Ford Explorer Sport Trac, 2003 Ford Explorer Sport, and 2003 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

REPLACEMENT INTERVALS

Component

⁽¹⁾ Interval - Miles (Normal Schedule)

Interval - Miles (Special Operating Conditions)

Accessory Drive Belt

⁽²⁾

⁽³⁾

Air Filter

30,000

⁽³⁾

Cabin Air Filter

15,000

⁽³⁾

Climate Controlled Seat Filters ⁽⁴⁾

30,000

⁽³⁾

Coolant

⁽⁵⁾⁽⁶⁾

⁽³⁾

Front Wheel Bearings

2WD

150,000

30,000

Fuel Filter

30,000

15,000

Oil & Filter

5,000

3,000

PCV Valve

⁽⁷⁾

⁽³⁾

Rear Axle Fluid ⁽⁸⁾

150,000

⁽⁹⁾

Spark Plugs

100,000

60,000

Transfer Case Fluid

150,000

60,000

A/T Fluid

150,000

30,000

M/T Fluid

60,000

⁽³⁾

⁽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⁾	Applies to Aviator only (if equipped).

⁽⁵⁾	Green engine coolant replaced at 45,000 miles, and then every 30,000 miles thereafter. Orange engine coolant replaced at 150,000 miles.

⁽⁶⁾	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.

⁽⁷⁾	On all cars and pickups under 6000 GVW, replace every 100,000 miles. On all cars and trucks over 6000 GVW, replace every 120,000 miles.

⁽⁸⁾	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.

⁽⁹⁾	On all RWD vehicles without synthetic lubricant and operated under special conditions, replace every 3000 miles or 3 months (which ever comes first).