# Service bulletin ENP\-666

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.

- Type: Service bulletin
- NHTSA id: 10136405
- Published by NHTSA: 2018\-05\-07
- Manufacturer's number: ENP\-666
- Manufacturer's date: 2018\-04\-26
- NHTSA component: FUEL SYSTEM, GASOLINE:STORAGE

## NHTSA's summary

This bulletin describes the procedure for adding pressure bleed valves into a multiple CNG cylinder roof pack fuel storage system. This is a customer\-requested modification to verify fuel pressure in the cylinder pack.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10136405-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10136405-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Fuel system

## Vehicles listed

- AGILITY FUEL SYSTEMS CNG FUEL SYSTEM

JSON: [/v1/bulletins/10136405](/v1/bulletins/10136405)

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