FORD 2011 E-450 v.3 - Manual (Page 325)

SPECIAL OPERATING CONDITIONS
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
Inspect frequently,
service as required Inspect and lubricate U-joints
See axle maintenance items under Exceptions
Every 5,000 miles
(8,000 km) Inspect wheels and related components for
abnormal noise, wear, looseness or drag
Rotate tires*, inspect tire wear and measure
tread depth
Every 5,000 miles
(8,000 km) or
6 months Change engine oil and filter
Inspect and lubricate U-joints
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 manual transmission fluid
Change transfer case fluid (4WD vehicles)
*If equipped with dual rear wheels, rotate front wheels when specified,
rear wheels only if unusual wear is noted
Extensive idling and/or low-speed driving for long distances as
in heavy commercial use (i.e. delivery, taxi, patrol car or livery)
Inspect frequently,
service as required Replace cabin air filter (if equipped)
Replace engine air filter
Scheduled Maintenance
325
2011 Econoline (eco)
Owners Guide, 3rd Printing
USA (fus)