Page 1 of 240
Introduction 4
Instrument Cluster 10
Warning and control lights 10
Gauges 15
Entertainment Systems 20
AM/FM stereo cassette with CD 20
AM/FM stereo with CD 23
AM/FM stereo cassette 26
CD changer 29
Climate Controls 32
Manual heating and air conditioning 32
Electronic automatic temperature control 33
Rear window defroster 35
Lights 36
Headlamps 36
Turn signal control 39
Bulb replacement 40
Driver Controls 46
Windshield wiper/washer control 46
Steering wheel adjustment 47
Power windows 56
Mirrors 57
Speed control 59
Message center 67
Locks and Security 72
Keys 72
Locks 72
Anti-theft system 74
Table of Contents
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Page 35 of 240

•Remove any snow, ice or leaves from the air intake area at the base of
the windshield.
To aid in side window defogging/demisting in cold weather:
1. Select NORM A/C.
2. Modulate the temperature control to maintain comfort.
3. Set the fan speed to HI.
4. Direct the outer instrument panel vents towards the side windows.
To increase airflow to the outer instrument panel vents, close the vents
located in the middle of the instrument panel.
Do not place objects on top of the instrument panel as these
objects may become projectiles in a collision or sudden stop.
REAR WINDOW DEFROSTER
The rear defroster control is located
on the instrument panel.
Press the rear defroster control to
clear the rear window of thin ice
and fog. A small LED will illuminate
when the rear defroster is activated.
The ignition must be in the ON position to operate the rear window
defroster.
The defroster turns off automatically after a predetermined amount of
time or when the ignition is turned to the OFF position. To manually
turn off the defroster, press the control again.
Activating the rear window defroster will also activate the heated mirrors
(if equipped). For more information refer toHeated outside mirrorsin
theDriver controls chapter.
Do not use razor blades or other sharp objects to clean the inside
of the rear window or to remove decals from the inside of the
rear window. This may cause damage to the heated grid lines and
will not be covered by your warranty.
2004 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA English(fus)
Climate Controls
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Page 56 of 240

Do not plug optional electrical accessories into the cigarette lighter. Use
the power point.
Do not use the power point for operating the cigarette lighter element.
The Maximum power each power point can supply depends on the fuse
rating. For example: a 20A fuse should supply a maximum of 240 Watts,
a 15A fuse should supply a maximum of 180 Watts and a 10A fuse should
supply a maximum of 120 Watts. Exceeding these limits will result in a
blown fuse.
Always keep the power point caps closed when not being used.
Power outlets are designed for accessory plugs only. Do not hang
any type of accessory or accessory bracket from the plug.
Improper use of the power outlet can cause damage not covered
by your warranty.
POWER WINDOWS (IF EQUIPPED)
When closing the power
windows, you should verify
they are free of obstructions and
ensure that children and/or pets
are not in the proximity of the
window openings.
Press and hold the bottom part of the rocker switch to open the window.
Press and hold the top part of the rocker switch to close the window.
One touch down
Allows the driver’s window to open
fully without holding the control
down. Press completely down on
the bottom part of the rocker switch
and release quickly. Press the top
part of the rocker switch to stop.
2004 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA English(fus)
Driver Controls
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Window lock
The window lock feature allows only
the driver to operate the power
windows.
To lock out all the window controls
except for the driver’s press the left
side of the control. Press the right
side to restore the window controls.
POWER SIDE VIEW MIRRORS
To adjust your mirrors:
1. Select
to adjust the left
mirror or
to adjust the right
mirror.
2. Move the control in the direction
you wish to tilt the mirror.
3. Return to the center position to
lock mirrors in place.
Heated outside mirrors
(if equipped)
Both mirrors are heated
automatically to remove ice, mist
and fog when the rear window
defrost is activated.
Do not remove ice from the
mirrors with a scraper or
attempt to readjust the mirror
glass if it is frozen in place.
These actions could cause
damage to the glass and mirrors.
2004 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA English(fus)
Driver Controls
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•Do not use fuel, kerosene, or paint thinner to clean any parts.
•Wiper blades can be cleaned with isopropyl (rubbing) alcohol or
windshield washer solution. Be sure to replace wiper blades when they
appear worn or do not function properly.
Do not use sharp objects, such as a razor blade, to clean the
inside of the rear window or to remove decals, as it may cause
damage to the rear window defroster’s heated grid lines.
INSTRUMENT PANEL AND CLUSTER LENS
Clean the instrument panel with a damp cloth, then dry with a dry cloth.
•Avoid cleaners or polish that increase the gloss of the upper portion of
the instrument panel. The dull finish in this area helps protect the
driver from undesirable windshield reflection.
Do not use chemical solvents or strong detergents when cleaning
the steering wheel or instrument panel to avoid contamination of
the air bag system.
•Be certain to wash or wipe your hands clean if you have been in
contact with certain products such as insect repellent and suntan
lotion in order to avoid possible damage to the interior painted
surfaces.
INTERIOR TRIM
•Clean the interior trim areas with a damp cloth, then dry by wiping
with a dry, soft, clean cloth.
•Do not use household or glass cleaners as these may damage the
finish.
INTERIOR
For fabric, carpets, cloth seats, safety belts and seats equipped with side
air bags:
•Remove dust and loose dirt with a vacuum cleaner.
•Remove light stains and soil with Motorcraft Extra Strength
Upholstery Cleaner (ZC-41).
•If grease or tar is present on the material, spot-clean the area first
with Motorcraft Spot and Stain Remover (ZC-14).
•Never saturate the seat covers with cleaning solution.
•Do not use household cleaning products or glass cleaners, which can
stain and discolor the fabric and affect the flame retardant abilities of
the seat materials.
2004 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA English(fus)
Cleaning
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