Page 49 of 312
Replacing headlamp bulbs (sealed beam)
1. Make sure that the headlamp control is in the OFF position and open
the hood.
2. Remove the four screws from the
top and bottom front of the
headlamp assembly.
3. Press the retaining clip at the top
of the headlamp assembly while
pulling the assembly straight out.
If removing the lamp is difficult,
removing the four screws along
the top of the grill will help
provide more clearance.
4. Disconnect the electrical
connector from the park lamp/bezel.
5. Remove the four screws and the
headlamp retaining ring from
headlamp.
Install the new bulb(s) in reverse order.
Replacing park/turn/sidemarker bulbs (sealed beam)
1. Make sure that the headlamp control is in the OFF position and open
the hood.
2005 F250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA_English (fus) Lights
49
Page 50 of 312
2. Remove the four screws from the
top and bottom front of the
headlamp assembly.
3. Press the retaining clip at the top
of the headlamp assembly while
pulling the assembly straight out.
If removing the lamp is difficult,
removing the four screws along
the top of the grill will help
provide more clearance.
4. Remove the bulb assembly, (1)
sidemarker or (2), park/turn by
turning it counterclockwise.
5. Pull the old bulb out from the
socket.
Install the new bulb(s) in reverse order.
2005 F250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA_English (fus)Lights
50
Page 51 of 312
Replacing tail lamp/turn/backup lamp bulbs — F250/F350 only
1. Make sure the headlamp switch is
in the OFF position and then open
the tailgate to expose the lamp
assemblies.
2. Remove the two bolts from the
tail lamp assembly and carefully pull
the lamp assembly from the tailgate
pillar by releasing the two retaining
tabs.
3. Rotate the bulb socket counterclockwise and remove from lamp
assembly.
4. Pull the bulb straight out of the socket.
Install the new bulb(s) in reverse order.
Replacing brake/tail/backup lamp bulbs — F450/F550 only
1. Make sure the headlamp switch is
in the OFF position.
2. Remove the four screws and the
lamp lens from lamp assembly.
3. Carefully pull the bulb straight
out of the socket and push in the
new bulb.
2005 F250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA_English (fus) Lights
51
Page 52 of 312
Replacing cargo lamp and high-mount brakelamp bulbs
1. Make sure the headlamp switch is
in the OFF position.
2. Remove the two screws and lamp
assembly from vehicle as wiring
permits.
3. Remove the bulb socket by
rotating counterclockwise.
4. Pull the bulb straight out of the
socket.
Replacing roof marker bulbs
1. Make sure the headlamp switch is
in the OFF position.
2. Remove the screw and lens from
the lamp assembly.
3. Pull the bulb straight out of the
socket.
Install the bulb(s) in reverse order.
Replacing foglamp bulbs (if equipped)
1. Make sure the headlamp switch is
in the OFF position.
2. Remove the bulb socket from the
foglamp by turning
counterclockwise.
3. Disconnect the electrical connector from the foglamp bulb.
Install the new bulb(s) in reverse order.
2005 F250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA_English (fus)Lights
52
Page 53 of 312
Replacing license plate lamp bulbs
The license plate bulbs are located
behind the rear bumper. To change
the license plate lamp bulbs:
1. Reach behind the rear bumper to
locate the bulb.
2. Twist the bulb socket
counterclockwise and carefully pull
to remove it from the lamp
assembly.
3. Pull out the old bulb from the
socket and push in the new bulb.
4. Install the bulb socket in lamp assembly by turning it clockwise.
2005 F250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA_English (fus) Lights
53
Page 54 of 312

MULTI-FUNCTION LEVER
Windshield wiper: Rotate the end
of the control away from you to
increase the speed of the wipers;
rotate towards you to decrease the
speed of the wipers.
Windshield washer: Push the end
of the stalk:
• briefly: causes a single swipe of
the wipers without washer fluid.
• a quick push and hold: the wipers
will swipe three times with
washer fluid.
• a long push and hold: the wipers
and washer fluid will be activated for up to ten seconds.
Changing the wiper blades
1. Pull the wiper arm away from the
vehicle. Turn the blade at an angle
from the wiper arm. Push the lock
pin manually to release the blade
and pull the wiper blade down
toward the windshield to remove it
from the arm.
2. Attach the new wiper to the
wiper arm and press it into place
until a click is heard.
3. Replace wiper blades at least once per year for optimum performance.
4. Poor wiper quality can sometimes be improved by cleaning the wiper
blades, refer to Windows and wiper blades in the Cleaning chapter.
5. To prolong the life of the wiper blades, it is highly recommended to
scrape off the ice on the windshield before turning on the wipers. The
layer of ice has many sharp edges and can damage the micro edge of the
wiper rubber element.
2005 F250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA_English (fus)Driver Controls
Driver Controls
54
Page 55 of 312

TILT STEERING WHEEL (IF EQUIPPED)
To adjust the steering wheel:
1. Pull and hold the steering wheel
release control toward you.
2. Move the steering wheel up or
down until you find the desired
location.
3. Release the steering wheel
release control. This will lock the
steering wheel in position.
Never adjust the steering wheel when the vehicle is moving.
TRANSMISSION CONTROL
Tow/Haul feature
(5–speed automatic transmission) (if equipped)
To activate, press the transmission
control switch (TCS) located on the
gearshift. The TOW/HAUL indicator
light will illuminate in the
instrument cluster. The transmission
will operate in all gears. Press the
transmission control switch again to deactivate Tow/Haul mode. When
you shut off and re-start your vehicle, the transmission will automatically
return to normal mode with Tow/Haul feature deactivated, refer to the
Driving chapter for more information.
ILLUMINATED VISOR MIRROR (IF EQUIPPED)
Lift the mirror cover to turn on the
visor mirror lamps.
2005 F250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA_English (fus) Driver Controls
55
Page 56 of 312

OVERHEAD CONSOLE (IF EQUIPPED)
The appearance of your vehicle’s overhead console will vary according to
your option package.
Storage compartment (if equipped)
Press the release on the door to
open the storage compartment.
The storage compartment may be
used to secure sunglasses or a
similar object and the front tab can
be used for holding tickets, paper,
envelopes, etc. The front bin may be
used to store small objects.
One-touch moon roof (if equipped)
The moon roof control is located on the overhead console.
Do not let children play with the moon roof or leave children
unattended in the vehicle. They may seriously hurt themselves.
Note: The moon roof will open to
the “comfort” position first before
opening all the way. The “comfort”
position helps to alleviate rumbling
wind noise which may happen in the
vehicle with the roof fully opened.
To open the moon roof: The moon
roof is equipped with a one-touch
open feature. Press and release the
AUTO control. The moon roof will
open to the “comfort” position.
Press and release the control again to fully open. To stop the one-touch
open feature press either the AUTO or control again.
To close the moon roof: Press and hold the control until the glass
panel stops at the “comfort” position. Press and hold the control again
until the glass stops moving. When fully closed, the rear portion of the
glass panel will appear higher than the front portion.
2005 F250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA_English (fus)Driver Controls
56