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Service bulletin ASI-44357

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10055035
Published by NHTSA2014-03-28
Manufacturer's numberASI-44357
Manufacturer's date2014-01-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:DIESEL

NHTSA's summary

FORD: WHEN OPERATING IN HIGH HUMIDITY, THE CYCLE CONDITIONS OF HIGH LOAD (GOING UP A GRADE AND/OR PULLING TRAILER), TRUCK EXPERIENCE DIESEL PARTICULATE FILTER (DPF) REGENERATION, FREQUENTLY. MODEL 2011-2012 CHASSIS CAB. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine

Vehicles listed
FORD FORD TRUCK

Listing a model year does not mean every vehicle of it is concerned: the document says which.