Service Intervals & Specifications

WARNING: This page is about a different car, the 2003 Mercury Marauder, 2003 Mercury Grand Marquis, 2003 Lincoln Town Car, and 2003 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.

REPLACEMENT INTERVALS

Component

Interval - Miles (Normal Schedule)

⁽¹⁾ Interval - Miles (Special Operating Conditions)

Accessory Drive Belt

⁽²⁾

⁽³⁾

Air Filter

30,000

⁽³⁾

Cabin Air Filter

15,000

⁽³⁾

Coolant

⁽⁴⁾⁽⁵⁾

⁽³⁾

NGV Coalescer/Fuel Filter

⁽⁶⁾

NGV Fuel Tanks

⁽⁷⁾

Fuel Filter

30,000

15,000

Oil & Filter

5000

3000

PCV Valve

100,000

⁽³⁾

Rear Axle Fluid

150,000

100,000

Spark Plugs

100,000

60,000

A/T Fluid

150,000

30,000

⁽¹⁾	Applies to vehicles 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 Compressed Natural Gas (CNG) vehicles, should be inspected every 30,000 miles and should be replaced every 15 years.