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Service bulletin TSB 032

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 id10144177
Published by NHTSA2018-09-04
Manufacturer's numberTSB 032
Manufacturer's date2018-07-13
NHTSA componentEQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT

NHTSA's summary

Over time the collar bushing may loosen which can result in increased noise from the trailer and or loss of the lower collar bushing. A retainer is being installed to prevent loss of the bushing.

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

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.