Service Intervals & Specifications

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 Lincoln Blackwood, 2003 Ford Pickup, 2003 Ford F550 Super Duty, 2003 Ford F450 Super Duty, and 2003 Ford Excursion. 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)

Gasoline & 7.3L Diesel Engines

Accessory Drive Belt

⁽²⁾

⁽³⁾

Air Filter

30,000

⁽³⁾

Cabin Air Filter

15,000

⁽³⁾

Coolant

⁽⁴⁾⁽⁵⁾

⁽³⁾

Front Axle Fluid (4WD)

150,000

⁽³⁾

Front Wheel Bearings

2WD

60,000

30,000

4WD

⁽⁶⁾

⁽⁷⁾

Fuel Filter

30,000

15,000

NGV Coalescer/Fuel Filter

⁽⁸⁾

NGV Fuel Tanks

⁽⁹⁾

Oil & Filter

5,000

3,000

PCV Valve

⁽¹⁰⁾

⁽³⁾

Rear Axle Fluid

150,000

⁽¹¹⁾

Spark Plugs

100,000

60,000

Supercharger

⁽¹²⁾

Transfer Case Fluid

150,000

60,000

A/T Fluid

⁽¹³⁾

30,000

M/T Fluid

60,000

⁽³⁾

6.0L Diesel Engine

Accessory Drive Belt

150,000

Air Filter

30,000

⁽¹⁴⁾

Cabin Air Filter

15,000

Coolant ⁽⁵⁾

75,000

Front Axle Fluid (4WD)

150,000

⁽³⁾

Front Wheel Bearings

2WD

150,000

90,000

4WD

⁽⁶⁾

⁽⁷⁾

Fuel Filter

15,000

Oil & Filter

7,500

5,000

Rear Axle Fluid ⁽¹⁵⁾

97,500

100,000

Transfer Case Fluid

150,000

120,000

A/T Fluid

60,000

30,000

M/T Fluid

60,000

⁽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 taxi, patrol car or delivery.

⁽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.

⁽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⁾	Applies to F250-550 Pickup operated under normal conditions. Inspect and lubricate front hub needle bearings every 60,000 miles. Replace as necessary.

⁽⁷⁾	Applies to F250-550 Pickup only. If used for towing, inspect and lubricate front hub needle bearings every 30,000 miles. If operated in off-road conditions, inspect and lubricate front hub needle bearings every 15,000 miles. Replace as necessary.

⁽⁸⁾	For propane vehicles, drain coalescent fuel filter bowl and replace filter every 30,000 miles. For NGV, drain coalescent fuel filter bowl and replace filter every 25,000 miles.

⁽⁹⁾	Fuel tanks for natural gas and propane vehicles, should be inspected every 30,000 miles and natural gas fuel tanks must be replaced every 15 years.

⁽¹⁰⁾	On light-duty Pickups under 6000 GVW, replace every 100,000 miles. On all trucks over 6000 GVW, replace every 120,000 miles.

⁽¹¹⁾

On Police or Taxi models, or F450-550 Pickup commercial vehicles, replace every 100,000 miles. 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).

⁽¹²⁾	See SUPERCHARGER under AIR INDUCTION SYSTEM.

⁽¹³⁾	On vehicles equipped with 4R100 transmission, replace at 30,000 miles. On all other vehicles, replace A/T fluid at 150,000 miles.

⁽¹⁴⁾	Inspect air filter every 7,500 miles, replace as necessary.

⁽¹⁵⁾	Dana axles using non-synthetic lubricants only.