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5. Return air filter cover to original
position making sure the four tabs
are engaged and secure the three
clamps. Tighten clamp on air tube
and reconnect sensor.
MOTORCRAFT PART NUMBERS
Component 5.4L V8/6.8L V10 engines
Air filter element FA-1883
Fuel filter FG-1011
Oil filter FL-820-S
PCV valve
1
Battery (Standard) BXT-65-650
Battery (Optional) BXT-65-750
Spark plugs-platinum
2
Remote Automatic Transmission Filter3, 4
1
The PCV valve is a critical emission component. It is one of the items
listed in thescheduled maintenance informationand is essential to
the life and performance of your vehicle and to its emissions system.
For PCV valve replacement, see your authorized dealer. Refer to the
scheduled maintenance informationfor the appropriate intervals for
changing the PCV valve.
Replace the PCV valve with one that meets Ford material and
design specifications for your vehicle, such as a Motorcraft or
equivalent replacement part. The customer warranty may be void
for any damage to the emissions system if such a PCV valve is not
used.
2For spark plug replacement, see your authorized dealer. Refer to the
scheduled maintenance informationfor the appropriate intervals for
changing the spark plugs.
2008 F-250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA(fus)
Maintenance and Specifications
350
Page 355 of 368

Item Capacity Ford part nameFord part number /
Ford specification
Windshield washer fluid 3.5 quarts (3.3L)Motorcraft Premium
Windshield Washer
ConcentrateZC-32–A /
WSB-M8B16–A2
1Add 8 oz. (236 ml) of Additive Friction Modifier XL-3 or equivalent meeting Ford Specification
EST-M2C118–A for complete refill of limited slip Ford axles. Ford design rear axles contain a
synthetic lubricant that does not require changing unless the axle has been submerged in water.2Add the coolant type originally equipped in your vehicle.3Ensure the correct automatic transmission fluid is used. Transmission fluid requirements are
indicated on the dipstick blade or the dipstick handle. Check the container to verify the fluid being
added is of the correct type. Refer to yourscheduled maintenance informationto determine the
correct service interval.
Automatic transmissions that require MERCONSP should only use MERCONSP fluid.
Use of a dual usage fluid in an automatic transmission requiring MERCONSP may cause
transmission damage. Use of any fluid other than the recommended fluid may cause
transmission damage.4Service refill capacity is determined by filling the transmission to the bottom of the filler hole with
the vehicle on a level surface. The 6–speed manual transmission is equipped with an in-tank cooler.
Verify the fluid level after operating vehicle to ensure correct fluid level.5Indicates 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.6Use 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.
2008 F-250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA(fus)
Maintenance and Specifications
355
Page 362 of 368

Climate control (see Air
conditioning or Heating) ............75
Clock adjust
6-CD in dash .............................31
AM/FM/CD .................................25
Clutch
fluid ..........................................342
operation while driving ..........244
recommended shift speeds ....244
Compass, electronic
set zone adjustment
...............127
Console
......................................116
overhead
....................................96
Controls
power seat
...............................154
steering column
......................107
Coolant
checking and adding
..............324
refill capacities
................327, 352
Cruise control
(see Speed control)
..................104
Customer Assistance
................265
Ford accessories for your
vehicle
.....................................313
Ford Extended Service
Plan
..........................................302
Getting assistance outside the
U.S. and Canada
.....................303
Getting roadside assistance
...265
Getting the service you
need
.........................................298
Ordering additional owner’s
literature
.................................304
Utilizing the
Mediation/Arbitration
Program
...................................302D
Daytime running lamps
(see Lamps) ................................81
Dipstick
automatic transmission
fluid ..........................................343
engine oil .................................319
Driveline universal joint and
slip yoke ....................................348
Driving under special
conditions ..................243, 256, 259
sand .........................................258
snow and ice ...........................260
through water .................258, 262
DVD system .................................43
E
Electronic message
center .................................116, 122
Emergencies, roadside
jump-starting ..........................290
Emergency Flashers .................267
Emission control system ..........338
Engine ........................................356
cleaning ...................................307
coolant .....................................324
diesel ...........................................8
fail-safe cooling .......................328
idle speed control ...................322
refill capacities ........................352
service points ..................316–317
starting after a collision .........267
Engine block heater .................234
Engine oil ..................................319
checking and adding ..............319
dipstick ....................................319
filter, specifications ........321, 350
2008 F-250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA(fus)
Index
362
Page 364 of 368

lighting up panel and
interior .......................................82
J
Jump-starting your vehicle ......290
K
Keyless entry system ...............146
autolock ...................................136
programming entry code .......146
Keys ...........................................149
positions of the ignition .........231
L
Lamps
autolamp system .......................80
daytime running light ...............81
fog lamps ...................................80
headlamps .................................80
headlamps, flash to pass ..........81
instrument panel, dimming .....82
interior lamps ...........................85
replacing bulbs ....... 85–86, 88–93
Lane change indicator
(see Turn signal) ........................85
Lights, warning and indicator ....12
anti-lock brakes (ABS) ..........235
Load limits .................................212
Loading instructions .................218
Locks
autolock ...................................136
childproof ................................140
Lug nuts ....................................289
Lumbar support, seats .............155
M
Manual transmission .................244fluid capacities ........................352
reverse .....................................245
Message center .................116, 122
english/metric button .............126
system check button ..............125
warning messages ...........119, 128
Mirrors ...................................96, 99
fold away .................100, 102–103
heated ......................................100
side view mirrors (power) .....100
signal .......................................103
Moon roof ..................................110
Motorcraft parts ................330, 350
N
Navigation system .......................43
O
Octane rating ............................334
Oil (see Engine oil) ..................319
Overdrive .....................................95
P
Parking brake ............................236
Parts (see Motorcraft parts) ....350
Pedals (see Power adjustable
foot pedals) ...............................104
Power adjustable foot pedals ...104
Power distribution box
(see Fuses) ...............................273
Power door locks ......................136
Power mirrors ...........................100
Power point .................................96
Power steering ..........................238
2008 F-250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA(fus)
Index
364