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Service bulletin SF539

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 id10153410
Published by NHTSA2019-02-19
Manufacturer's numberSF539
Manufacturer's date2017-09-01
NHTSA componentSTRUCTURE:BODY:DOOR

NHTSA's summary

TBB Saf-T-Liner C2 Entrance Door Welds

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Body and frame

Vehicles listed
THOMAS BUILT BUSES SAF-T-LINER C22008 to 2015

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