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Service bulletin CSB26-940-001

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 id11038278
Published by NHTSA2026-10-07
Manufacturer's numberCSB26-940-001
Manufacturer's date2026-09-17
Campaign id or software version26010
NHTSA componentSTRUCTURE:BODY
Manufacturer's systemBody: Unistrut

NHTSA's summary

This service bulletin is about certain vehicles with low side bodies and equipped exterior unistruts where the body was plug welded instead of skip welded and instructions on how to add hardware to reinforce the weld.

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
SPARTAN FIRE METROSTAR2017 to 2019
SPARTAN FIRE METROSTAR2020
SPARTAN FIRE STAR SERIES2019 to 2020

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

Other bulletins for the same vehicles and component
TSB23-250-0012023-12-04. Service bulletin. This service bulletin is about potential that the Reyco front IFS cradle may experience a crack in the structure and instructions on how to weld repair the crack and weld gusset.
TSB23-210-0042023-07-17. Service bulletin. This service bulletin is about potential for crack at the engine cutout area of the frame rail flanges and provides instructions on how to weld repair and add frame rail reinforcements.
CSB22-250-0012022-11-21. Service bulletin. This service bulletin provides instructions to replace the front lower shock mount and bolt.
TSB21-150-0012021-03-22. Service bulletin. This service bulletin provides instructions to repair paint crack at the seam sealer in the joint between roof skin and side extrusion.