# Service bulletin TSB240049

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: 10252391
- Published by NHTSA: 2024\-04\-02
- Manufacturer's number: TSB240049
- Manufacturer's date: 2024\-03\-04
- NHTSA component: FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING

## NHTSA's summary

This Technical Service Bulletin describes the verification and resolution of issue of Fuel filter loses torque and backs off the fuel filter head due to Inadequate thread engagement between the fuel filter adapter and fuel filter that causes external fuel leak.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-10252391-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-10252391-9999.pdf)

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

## Components

Engine, Fuel system

## Vehicles listed

- CUMMINS B6.7
- CUMMINS ISB6.7

JSON: [/v1/bulletins/10252391](/v1/bulletins/10252391)

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