6. Insert the glass end of the new bulb into the headlamp assembly.
When the grooves in the plastic base are aligned, push the bulb into the
lamp assembly until the plastic base contacts the rear of the lamp
assembly.
7. Install bulb retaining ring over the plastic base and lock the ring into
the socket by turning it clockwise until you feel a “stop.”
8. Connect the electrical connector into the rear of the plastic base until
it “snaps.”
Replacing headlamp bulbs (sealed beam)
To remove the headlamp bulb:
1. Make sure headlamp switch is in OFF position.
2. Open the hood.
3. Remove the two screws and
parking lamp/side marker assembly
by pulling gently
4. Disconnect the electrical
connectors from the parking
lamp/side marker assembly and
remove.
5. Remove the four bolts and
headlamp bezel.
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6. Remove the four screws and the
headlamp retaining ring from
headlamp.
7. Disconnect the electrical
connector and remove headlamp.
To install the new headlamp, reverse the removal procedure.
Replacing tail lamp/turn/backup lamp bulbs — F250/F350 only
The tail lamp/backup lamp bulbs are
located in the same portion of the
tail lamp assembly, one just below
the other. Follow the same steps to
replace either bulb:
1. Open the liftgate to expose the
lamp assemblies.
2. Remove the two bolts from the
tail lamp assembly.
3. Carefully pull the lamp assembly
from the tailgate pillar by releasing
the two retaining tabs.
4. Twist the bulb socket
1 4turn counterclockwise and remove from lamp
assembly.
5. Pull the bulb straight out of the socket and push in the new bulb.
6. Install bulb socket in lamp assembly by turning clockwise.
7. Carefully install the tail lamp assembly on tailgate pillar snapping the
two retaining tabs into place.
8. Secure the tail lamp with two bolts.
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Replacing brake/tail/backup lamp bulbs — F450/F550 only
The brake/tail/backup lamp bulbs
are located in the same portion of
the tail lamp assembly. Follow the
same steps to replace either bulb:
1. Remove the four screws and the
lamp lens from lamp assembly.
2. Carefully pull the bulb straight
out of the socket and push in the
new bulb.
3. Install the lens on the lamp
assembly with the four screws.
Replacing cargo lamp and high-mount brakelamp bulbs
To remove the lamp assembly:
1. Remove the two screws and lamp
assembly from vehicle as wiring
permits.
2. Remove the bulb socket by
rotating counterclockwise and
pulling it out of the lamp assembly.
3. Pull the bulb straight out of the
socket and push in the new bulb.
To install the brakelamp assembly:
1. Install the bulb into the lamp
assembly and rotate clockwise.
2. Install the lamp assembly on the vehicle with two screws.
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Replacing roof marker bulbs
To change the cab marker bulbs:
1. Remove the screw and lens from
the lamp assembly.
2. Carefully pull the bulb straight
out of the socket and push in the
new bulb.
3. Install lens on lamp assembly with
screw.
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.
Using the right bulbs
Replacement bulbs are specified in the chart below. Headlamp bulbs
must be marked with an authorized “D.O.T.” for North America and an
“E” for Europe to assure lamp performance, light brightness and pattern
and safe visibility. The correct bulbs will not damage the lamp assembly
or void the lamp assembly warranty and will provide quality bulb burn
time.
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Accessory delay ..........................63
Air bag supplemental
restraint system ..........................88
and child safety seats ..............89
description ................................88
disposal ......................................92
driver air bag ............................90
indicator light ......................13,91
operation ...................................90
passenger air bag .....................90
passenger
deactivation switch ...................92
Air cleaner filter ................193,222
Air conditioning ..........................27
Ambulance packages ....................4
Antifreeze (see Engine
coolant) .....................................182
Anti-lock brake system
(see Brakes) .......................110,111
Audio system (see Radio) .........32
Automatic transmission
driving an automatic
overdrive .................................115
fluid, adding ............................189
fluid, checking ........................189
fluid, refill capacities ..............222
fluid, specification ..................227
Auxiliary power point .................27
Axle
lubricant specifications ...225,227
refill capacities ........................222
traction lok ..............................112
Battery .......................................194
acid, treating emergencies .....194
charging system
warning light .............................14
jumping a disabled battery ....166
maintenance-free ....................194
replacement, specifications ...222
servicing ..................................194
voltage gauge ............................19
Belt minder .................................84Brakes ........................................109
anti-lock .....................109,110,111
anti-lock brake system (ABS)
warning light ......................14,110
brake warning light ..................13
fluid, checking and adding ....179
fluid, refill capacities ..............222
fluid, specifications ..........225,227
lubricant specifications ...225,227
parking ....................................111
shift interlock ..........................114
Break-in period .............................3
Capacities for refilling fluids ....222
Certification Label ....................232
Child safety restraints ................97
child safety belts ......................97
Child safety seats ........................98
attaching with tether straps ..102
in front seat ..............................99
in rear seat ................................99
tether anchorage hardware ...102
Cleaning your vehicle ...............217
engine compartment ..............219
exterior ....................................219
exterior lamps .........................220
instrument panel ....................220
instrument panel lens ............220
interior .....................................221
plastic parts ............................219
safety belts ..............................221
washing ....................................218
waxing .....................................218
wheels ......................................219
wiper blades ............................220
Climate control (see Air
conditioning or Heating) ............27
Clock ..................................36,42,52
Clutch
fluid ..........................................181
operation while driving ..........117
recommended shift speeds ....119
Compass, electronic ....................22
Index
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