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Service bulletin DSM.0174

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 id10250164
Published by NHTSA2024-02-12
Manufacturer's numberDSM.0174
Manufacturer's date2024-01-22
NHTSA componentFUEL SYSTEM, OTHER

NHTSA's summary

This document is the procedure to confirm the presence of zero pressure in a CNG cylinder. In this document we updated the language to current Helpdesk article standards and added nitrogen source connection and operation details.

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

Fuel system

Vehicles listed
HEXAGON AGILITY HEXAGON AGILITY

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