2009 FORD E450 oil additives

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Page 6 of 320

FORD E450 2009  Owners Manual Do not add friction modifier compounds or special break-in oils since
these additives may prevent piston ring seating. SeeEngine oilin the
Maintenance and Specificationschapter for more information on

Page 274 of 320

FORD E450 2009  Owners Manual Do not use supplemental engine oil additives, cleaners or other engine
treatments. They are unnecessary and could lead to engine damage that
is not covered by Ford warranty.
Change your engine oil and