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Service bulletin SB-32-10

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 id10032685
Published by NHTSA2010-04-28
Manufacturer's numberSB-32-10
Manufacturer's date2008-01-01
NHTSA componentSUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY; SUSPENSION:REAR:SPRINGS

NHTSA's summary

FREIGHTLINER: AIRLINER SUSPENSION AIR SPRING BAG MISALIGNMENT TROUBLESHOOTING. FREIGHTLINER AIRLINER 10K/12K/15K/18K/21K/23K REAR SUSPENSIONS HAVE SINGLE OR DUAL LEAF SPRINGS THAT SUPPORT THE BOTTOM OF THE AIR SPRING. NO MODEL YEARS LISTED. *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 SCHOOL BUS1997

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