Mercury Grand Marquis (1986 – 2011)

• Engine: Engine Code. A sequence of letters and numbers. This includes the engine block type and engine family, but may also include other information.
• Capacity: Capacity/Filter capacity in litres(liters). Engine oil fill quantity (Service fill).
• Intervals: Oil Change Intervals (use: normal). Engine oil should be changed at the latest after this time or after miles/km, whichever comes first.

The oil filter must be replaced every time the oil is changed, unless the car’s owner’s manual recommends otherwise.

Model: Mercury Grand Marquis (1986 – 2011)

	Engine	Capacity	Intervals
Grand Marquis 4.6 V8 (1990 – 1997)		4.7	5 000 miles
Grand Marquis 4.6 V8 (1998 – 2002)		4.7	5 000 miles
Grand Marquis 4.6 V8 (2003 – 2005)		5.7	5 000 miles
Grand Marquis 4.6 V8 (2005 – 2011)		5.7	5 000 miles
Grand Marquis 4.9 V8 (1986 – 1990)		4.7 / 0.9	12 000 km/ 6 months