FORD 2011 F-150 v.2 - Manual (Page 442)

SPECIAL OPERATING CONDITIONS - 3.5L, 3.7L AND 5.0L ENGINES
If you operate your vehicle primarily in one of the more demanding
conditions listed below, you will need to have some items maintained
more frequently. If you only occasionally operate your vehicle under
these conditions, it is not necessary to perform the additional
maintenance. For specific recommendations, see your dealership service
advisor or technician.
Towing a trailer or using a camper or car-top carrier - 3.5L, 3.7L and 5.0L
engines
As required – Change engine oil and filter as indicated by message
center and perform services listed in the Normal
Scheduled Maintenance chart
Inspect frequently, service as
required
– Inspect and lubricate U-joints
– See axle maintenance items under Exceptions
Every 30,000 miles (48,000 km) – Change automatic transmission fluid (except 6R80 and
TorqShift ா transmissions)
– Replace front wheel bearing grease/grease seals if
non-sealed bearings are used (2WD vehicles)
Every 60,000 miles (96,000 km) – Change transfer case fluid (4WD vehicles)
Perform the services noted in the preceding table at the specified
time/mileage (km) period either within 3,000 miles (4,800 km) of the
OIL CHANGE REQUIRED message appearing in the message center or
when the time/mileage (km) reading indicates service is due.
Example #1: The OIL CHANGE REQUIRED message comes on at
28,751 miles (46,270 km); perform the 30,000 mile (48,000 km)
automatic transmission fluid replacement.
Example #2: The OIL CHANGE REQUIRED message has not come on
but the odometer reads 30,000 miles (48,000 km); perform the engine air
filter replacement. (i.e., Intelligent Oil Life Monitor™ was reset at
25,000 miles [40,000 km].)
Scheduled Maintenance
442
2011 F-150 (f12)
Owners Guide, 2nd Printing
USA (fus)