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Service bulletin ENP-399

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 id10082087
Published by NHTSA2016-10-12
Manufacturer's numberENP-399
Manufacturer's date2015-06-09
NHTSA componentFUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES

NHTSA's summary

REPAIR INSTRUCTIONS TO REMOVE AND REPLACE THE PRESSURE RELIEF DEVICE SPRING AND POPPET, RATHER THAN REPLACING THE ENTIRE PRD IN CASE A LEAK IS DETECTED.

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

Fuel system, Fuel tank

Vehicles listed
AGILITY FUEL SYSTEMS CNG FUEL SYSTEM

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