
Every 15,000 miles
(24,000 km)Replace cabin air filter (if equipped)
Every 30,000 miles
(48,000 km)Replace climate-controlled seat filter (if
equipped)
Replace engine air filter
Replace fuel filter (Ranger)
Every 60,000 miles
(96,000 km)Change automatic transmission fluid and filter
on TorqShifttransmission. Consult dealer for
requirements.
Replace front wheel bearing grease and grease
seal on 4x2 vehicles (if non-sealed bearings
are used)
Every 105,000 miles
(168,000 km)Change engine coolant
1
Change manual transmission fluid (all trucks
except Escape)
Change rear axle fluid (Dana axles)
Replace spark plugs
Inspect accessory drive belt(s)
2
Every 150,000 miles
(240,000 km)Change automatic transmission fluid and filter
(filter not required on 6F35, 6F50 and AWF-21
transmissions) except TorqShifttransmission.
Consult dealer for requirements.
Change front axle fluid (4WD vehicles)
Change manual transmission fluid
Change rear axle fluid on all rear-wheel drive
(RWD) vehicles
Change transfer case fluid (4WD vehicles)
Replace accessory drive belt(s) if not replaced
within the last 100,000 miles (160,000 km)
Replace front wheel bearings and seals on 4x2
vehicles (if non-sealed bearings are used)
1Initial replacement at 105,000 miles (160,000 km) or 72 months; every
45,000 miles (80,000 km) or 36 months thereafter
2Perform a follow-up inspection at 120,000 miles (192,000 km)
Scheduled Maintenance Guide
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SPECIAL OPERATING CONDITIONS
If you operate your Ford/Lincoln/Mercury vehicleprimarilyin one of the
more demandingSpecial Operating Conditionslisted below, you will
need to have some items maintained more frequently. If you only
occasionallyoperate your vehicle under these conditions, it is not
necessary to perform the additional maintenance. For specific
recommendations, see your Ford or Lincoln Mercury dealership service
advisor or technician.
Towing a trailer or using a camper or car-top carrier
Inspect frequently, service as
required.– Inspect and lubricate U-joints.
– See axle maintenance items under
Exceptions.
Every 5,000 miles (8,000 km)– Rotate tires, inspect tires for wear and measure tread
depth.
– Inspect the wheels and related components for
abnormal noise, wear, looseness or drag.
Every 5,000 miles (8,000 km) or
6 months– Change engine oil and replace oil filter.
– Inspect and lubricate U-joints.
Every 30,000 miles (48,000 km)– Change automatic transmission fluid (not required on
6R80 or TorqShifttransmissions).
– Replace wheel bearing grease and grease seals on 4x2
front wheel bearings (if non-sealed bearings are used).
Every 60,000 miles (96,000 km)– Change transfer case fluid.
– Change manual transmission fluid.
Scheduled Maintenance Guide
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Extensive idling and/or low-speed driving for long distances as in heavy
commercial use such as delivery, taxi, patrol car or livery
Inspect frequently, service as
required– Replace cabin air filter (if equipped).
– Replace engine air filter.
Every 5,000 miles (8,000 km)– Inspect brake system.
– Rotate tires, inspect tires for wear and measure tread
depth.
– Inspect the wheels and related components for
abnormal noise, wear, looseness or drag.
– Lubricate control arm and steering ball joints (if
equipped with grease fittings).
Every 5,000 miles (8,000 km) or
6 months– Inspect and lubricate U-joints.
Every 5,000 miles (8,000 km),
6 months or 200 hours of engine
operation– Change engine oil and replace oil filter.
Every 15,000 miles (24,000 km)– Replace fuel filter (Ranger).
Every 30,000 miles (48,000 km)– Change automatic transmission fluid (not required on
6R80 or TorqShifttransmissions).
– Replace wheel bearing grease and grease seals on 4x2
front wheel bearings (if non-sealed bearings are used).
Every 60,000 miles (96,000 km)– Replace spark plugs.
– Change transfer case fluid.
Scheduled Maintenance Guide
427
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USA(fus)

Operating in dusty conditions such as unpaved or dusty roads
Inspect frequently, service as
required– Replace cabin air filter (if equipped).
– Replace engine air filter.
Every 5,000 miles (8,000 km)– Rotate tires, inspect tires for wear and measure tread
depth.
– Inspect the wheels and related components for
abnormal noise, wear, looseness or drag.
Every 5,000 miles (8,000 km) or
6 months– Change engine oil and replace oil filter.
– Inspect and lubricate U-joints.
Every 15,000 miles (24,000 km)– Replace fuel filter (Ranger).
Every 30,000 miles (48,000 km)– Change automatic transmission fluid (not required on
6R80 or TorqShifttransmissions).
– Replace wheel bearing grease and grease seals on 4x2
front wheel bearings (if non-sealed bearings are used).
Every 50,000 miles (80,000 km)– Change manual transmission fluid.
– Change rear axle lubricant (E-450 and F-450/550
only).
Every 60,000 miles (96,000 km)– Change transfer case fluid.
Scheduled Maintenance Guide
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USA(fus)

Off-road operation
Inspect frequently, service as
required– Replace cabin air filter (if equipped).
– Replace engine air filter.
– Inspect and lubricate steering linkage ball joints and
U-joints (if equipped with grease fittings).
Every 5,000 miles (8,000 km) or
6 months– Change engine oil and replace oil filter.
– Rotate tires, inspect tires for wear and measure tread
depth.
– Inspect the wheels and related components for
abnormal noise, wear, looseness or drag.
Every 30,000 miles (48,000 km)– Change automatic transmission fluid (not required on
6R80 or TorqShifttransmissions).
– Replace wheel bearing grease and grease seals on 4x2
front wheel bearings (if non-sealed bearings are used).
Every 50,000 miles (80,000 km)– Change manual transmission fluid.
– Change rear axle lubricant (E-450 and F-450/550
only).
Every 60,000 miles (96,000 km)– Change transfer case fluid.
Exclusive use of E85 (Flex Fuel Vehicles only)
Every oil change– If ran exclusively on E85, fill the fuel tank full with
regular unleaded fuel.
Scheduled Maintenance Guide
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USA(fus)

in rear seat ......................195, 202
LATCH .....................................202
Child safety seats - booster
seats ...........................................207
Cleaning your vehicle
engine compartment ..............354
instrument panel ............356–357
interior .....................................357
plastic parts ............................355
safety belts ..............................357
washing ....................................352
waxing .....................................353
wheels ......................................353
wiper blades ............................355
Climate control (see Air
conditioning or Heating) ......78, 81
Clock adjust
AM/FM/CD .................................64
Compass, electronic
set zone adjustment .................27
Console ........................................99
overhead ....................................99
Controls
power seat ...............................156
steering column ......................111
Coolant
checking and adding ..............370
refill capacities ................374, 400
Cruise control
(see Speed control) ..................109
Customer Assistance ................311
Ford accessories for your
vehicle .....................................360
Ford Extended Service
Plan ..................................411, 414
Getting assistance outside
the U.S. and Canada ..............349
Getting roadside assistance ...311Getting the service you
need .........................................345
Ordering additional owner’s
literature .................................351
Utilizing the
Mediation/Arbitration
Program ...................................349
D
Daytime running lamps
(see Lamps) ................................88
Defrost
rear window and rearview
mirrors .......................................81
windshield .................................81
Dipstick
automatic transmission
fluid ..........................................391
engine oil .................................366
Driving under special
conditions ..................288, 301, 304
sand .........................................303
snow and ice ...........................305
through water .................303, 307
E
Electronic message center ...22, 40
Emergencies, roadside
jump-starting ..........................340
Emergency Flashers .................312
Emission control system ..........387
Engine ........................................404
cleaning ...................................354
coolant .....................................370
diesel ...........................................6
fail-safe cooling .......................374
idle speed control ...................368
Index
436
2011 F-250/350/450/550(f23)
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USA(fus)

refill capacities ........................400
service points ..................362–364
Engine block heater .................263
Engine oil ..................................366
checking and adding ..............366
dipstick ....................................366
filter, specifications ........367, 399
recommendations ...................367
refill capacities ........................400
Event data recording ....................8
Exhaust fumes ..........................262
F
Fail safe cooling ........................374
Fleet MyKey programming ......126
Flexible Fuel Vehicle
(FFV) .........................................377
Floor mats .................................120
Fluid capacities .........................400
Fog lamps ....................................87
Four-Wheel Drive vehicles .......293
driving off road .......................299
electronic shift ................294, 298
indicator light .........................295
lever operated shift ................295
manual locking hubs ..............293
preparing to drive your
vehicle .....................................278
Fuel ............................................377
calculating fuel
economy ............................25, 384
cap ...........................................380
capacity ...................................400
choosing the right fuel ...........381
detergent in fuel .....................383
filling your vehicle
with fuel ..................377, 380, 384filter, specifications ........377, 399
fuel pump shut-off ..................313
improving fuel economy ........384
octane rating ...................382, 404
quality ......................................382
running out of fuel .................383
safety information relating to
automotive fuels .....................377
Fuel - flex fuel vehicle
(FFV) .........................377, 381–382
Fuses ..................................313–314
G
Garage door opener ..................115
Gas cap (see Fuel cap) ............380
Gas mileage
(see Fuel economy) .................384
Gauges .........................................21
H
Hazard flashers .........................312
Headlamps ...................................86
aiming ..................................88–89
autolamp system .......................86
daytime running lights .............88
flash to pass ..............................87
high beam .................................87
replacing bulbs .........................92
turning on and off ....................86
Heating
heating and air conditioning
system .................................78, 81
Hill descent mode .....................275
Hill launch assist .......................287
Hood ..........................................362
Index
437
2011 F-250/350/450/550(f23)
Owners Guide, 1st Printing
USA(fus)

SecuriCode keyless entry
system ........................................145
SecuriLock passive anti-theft
system ................................146–147
Servicing your vehicle ..............361
Setting the clock
AM/FM/CD .................................64
Snowplowing .................7, 307–309
SOS Post Crash Alert ...............185
Spark plugs,
specifications .....................399, 404
Special notice ................................7
ambulance conversions ..............7
diesel-powered vehicles .............6
four-wheel drive vehicles .......309
utility-type vehicles ....................7
Speed control ............................109
Starting a flex fuel vehicle .......262
Starting your vehicle ........259–262
jump starting ..........................340
Steering wheel
controls ....................................111
tilting .........................................98
SYNC..........................................77
T
Tailgate ......................................121
Tilt steering wheel ......................98
Tire Pressure Monitoring
System (TPMS)
Tires, Wheels and Loading ....232
Tires ...........................214–216, 323
alignment ................................224
care ..........................................220
changing ..................323, 326, 329
checking the pressure ............219inflating ...................................217
label .........................................231
replacing ..................................222
rotating ....................................225
safety practices .......................223
sidewall information ...............227
snow tires and chains ............238
spare tire .................................324
terminology
.............................216
tire grades
...............................215
treadwear
........................215, 221
Towing
.......................................247
recreational towing
.................258
Trailer Brake
Controller-Integrated
..............251
trailer towing
..........................247
wrecker
....................................343
Traction control
........................267
Trailer Brake
Controller-Integrated
................251
Trailer sway control
..................275
Transfer case
fluid checking
.........................394
Transmission
.............................281
brake-shift interlock (BSI)
....279
fluid, checking and adding
(automatic)
.............................391
fluid, refill capacities
..............400
Turn signal
..................................90
U
Universal garage door opener
..115
Upfitter controls
.......................112
USB port
......................................71
Index
440
2011 F-250/350/450/550(f23)
Owners Guide, 1st Printing
USA(fus)