Fluid
Ford Part Name
Capacity
Fuel tank
N/A
19.0 gallons (71.9L)
Rear axle lubricant
5
Motorcraft SAE
80W-90 Premium Rear
Axle Lubricant
5.0 pints (2.4L)
7
Windshield washer
fluid
Motorcraft Premium
Windshield Washer
Concentrate
Fill to line on reservoir
1
Use only brake fluids certified to meet Ford specifications. Refer to
Lubricant Specifications
in this chapter. DOT 3 fluid is recommended.
However, if DOT 3 is not available, DOT 4 fluid can be used.
2
Ensure the correct automatic transmission fluid is used. MERCON
威
and
MERCON
威
V are not interchangeable. DO NOT MIX MERCON
威
and
MERCON
威
V. Refer to the
scheduled maintenance information
to
determine the correct service interval.
3
Indicates only approximate dry-fill capacity. Some applications may vary
based on cooler size and if equipped with an in-tank cooler. The amount
of transmission fluid and fluid level should be set by the indication on
the dipstick’s normal operating range.
4
Add the coolant type originally equipped in your vehicle.
5
Rear axles are considered lubricated for life when the vehicle is used for
normal service. See your
scheduled maintenance information
for
Severe Duty requirements.
6
Use of synthetic or synthetic blend motor oil is not mandatory. Engine
oil need only meet the requirements of Ford specification
WSS-M2C930-A and the API Certification mark.
7
Service refill capacities are determined by filling the rear axle 1/4 inch
to 9/16 inch (6 mm to 14 mm) below the bottom of the filler hole.
2006 Grand Marquis
(grn)
Owners Guide (post-2002-fmt)
USA
(fus)
Maintenance and Specifications
252