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Service bulletin TSB-010

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 id10076244
Published by NHTSA2016-07-07
Manufacturer's numberTSB-010
Manufacturer's date2015-03-05
NHTSA componentEQUIPMENT

NHTSA's summary

OMB AUTOMATIC VALVE PLUNGER FAILURE OMB LYRA AUTOMATIC VALVES USE A PLUNGER AND CORE ASSEMBLY TO CONTROL THE FLOW OF CNG THROUGH THE VALVE. THE PLUNGER AND CORE ARE INTERNAL WITHIN THE AUTOMATIC VALVE. WHEN THESE VALVES FAIL, CUSTOMERS MAY EXPERIENCE THE FOLLOWING CONDITIONS: UNWANTED VALVE CLOSURE, LOW FUEL FLOW, VALVE FROSTING AND FUEL LINE CLOSES WITH FUEL REMAINING IN THE CYLINDER.

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

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.