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Service bulletin AS-21800

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 id10039049
Published by NHTSA2011-07-07
Manufacturer's numberAS-21800
Manufacturer's date2011-03-01
NHTSA componentSERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER; SERVICE BRAKES, AIR:DISC:CALIPER

NHTSA's summary

FORD: 2010-2011 F250/F350. THE FRONT OR REAR BRAKE CALIPERS ARE STICKING. INFORMATION ON REPLACING THE CALIPERS. *RM

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

Brakes, Brake caliper

Vehicles listed
FORD F-2502011
FORD F-250 SD2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
FORD F-3502011
FORD F-350 SD2010, 2011 (the catalog's model; the bulletin names a series or trim of it)

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