WenmarOpen by Wenmar Pro

Service bulletin TSB-015

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 id10076205
Published by NHTSA2016-07-07
Manufacturer's numberTSB-015
Manufacturer's date2015-06-16
NHTSA componentEQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; FUEL SYSTEM, OTHER:STORAGE

NHTSA's summary

CYLINDER MOVEMENT IN BRACKETS. QUANTUM FUEL STORAGE MODULES (FSMS) ARE DESIGNEDPROVE A SAFE AND DURABLE FUEL STORAGE SOLUTION FOR CLASS 7 AND CLASS 8 COMMERCIAL TRUCKS. IN SOME CASES, THE CYLINDER(S) MAY ROTATE AND/OR MOVE LATERALLY WITH THE FUEL STORAGE MODULE CYLINDER SUPPORT BRACKETS. MECHANICAL LOADS INDUCED BY NORMAL VEHICLE OPERATION IN CONJUNCTION WITH PRESSURE CYCLING OF THE CYLINDER MAY CAUSE THE CYLINDER(S) TO ROTATE AND/OR MOVE LATERALLY WITH THE FUEL STORAGE MODULE CYLINDER SUPPORT BRACKETS.

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

Equipment and accessories, Fuel system

Vehicles listed
QUANTUM FUEL SYSTEMS LLC. CNG FUEL TANK

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