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Service bulletin TSB-011

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 id10076224
Published by NHTSA2016-07-07
Manufacturer's numberTSB-011
Manufacturer's date2014-11-21
NHTSA componentFUEL SYSTEM, OTHER:STORAGE; EQUIPMENT

NHTSA's summary

THE ITT REGULATOR HAS AN INTEGRATED PRD WHICH IS DESIGNED TO PROTECT COMPONENTS DOWNSTREAM OF THE REGULATOR. AN INTEGRATED SOLENOID IS USED TO CONTROL THE FUEL FLOW THROUGH THE REGULATOR. THE REGULATOR USES ENGINE COOLANT TO HEAT THE REGULATOR AND PREVENT THE UNIT FROM FREEZING.

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.