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Service bulletin SB-31-4

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 id10031704
Published by NHTSA2010-01-13
Manufacturer's numberSB-31-4
Manufacturer's date2010-12-01
NHTSA componentSUSPENSION

NHTSA's summary

STERLING TRUCK: AIRLINER SUSPENSION SIX PIECE BOLTED SERVICE CROSSMEMBER. SIX PIECE BOLTED SERVICE CROSS MEMBERS ARE AN IMPROVED, MORE DURABLE SERVICE REPLACEMENT FOR FIVE PIECE WELDED CROSS MEMBERS, OR BOLTED FIVE PIECE SERVICE CROSS MEMBERS, TO BE USED WITH STEEL FRAME RAILS. L LINE, A LINE, AND ACTERRA. NO MODEL YEARS LISTED. *PE UPDATED 4/4/11. MODEL S2. NO MODEL YEAR. *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
FREIGHTLINER S22009
STERLING A LINE
STERLING A LINE1998 to 2002
STERLING A-LINE2001 to 2010
STERLING ACTERRA
STERLING ACTERRA1994 to 2010
STERLING L LINE
STERLING L LINE1998 to 2002
STERLING L-LINE1999 to 2010

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