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Service bulletin SB-403

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 id10052161
Published by NHTSA2013-06-19
Manufacturer's numberSB-403
Manufacturer's date2013-04-03
NHTSA componentSUSPENSION:FRONT; SUSPENSION

NHTSA's summary

NEWMAR CORP.: DUE TO CONTACT OF MODULATOR VALVES WITH IFS RELAY ROD, ON SOME TRUCKS, THE IFS ROD MAY INTERFERE WITH ABS MODULATOR VALVE, WHEN STEERING WHEEL IS TURNED. MODELS 2009-1013 ESSEX, KING AIRE. *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

Suspension

Vehicles listed
NEWMAR ESSEX DP2009 to 2011
NEWMAR KING AIRE2011

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