FORD 2008 E-450 v.2 - Manual (Page 266)

An overfill condition of transmission fluid may cause shift and/or
engagement concerns and/or possible damage.
Do not use supplemental transmission fluid additives, treatments or
cleaning agents. The use of these materials may affect transmission
operation and result in damage to internal transmission components.
Automatic transmission fluid filter
The Torqshift automatic
transmission is equipped with a
serviceable transmission fluid filter
located inside the transmission
bottom pan.
Refer to scheduled maintenance
information for service intervals for
automatic transmission fluid and
transmission filter.
For transmission filter maintenance,
see your authorized dealer.
AIR FILTER
Refer to scheduled maintenance information for the appropriate
intervals for changing the air filter element.
When changing the air filter element, use only the Motorcraft air filter
element listed. Refer to Motorcraft part numbers in this chapter.
To reduce the risk of vehicle damage and/or personal burn
injuries do not start your engine with the air cleaner removed
and do not remove it while the engine is running.
2008 Econoline (eco)
Owners Guide (post-2002-fmt)
USA (fus)
Maintenance and Specifications
266