# Service bulletin E318

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: 11009718
- Published by NHTSA: 2024\-11\-04
- Manufacturer's number: E318
- Manufacturer's date: 2024\-10\-08
- Campaign id or software version: E318 EPA21 Pack 2 Injectors
- NHTSA component: ENGINE

## NHTSA's summary

EPA21 Pack 2 Injectors Newly designed fuel injectors are available for EPA2021 compliant PACCAR MX\-series engines to optimize engine performance. Injectors must be replaced as a full set \(6 injectors\) and associated software must be updated at the same time.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11009718-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11009718-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2020 to 2021 PACCAR MX\-11
- 2020 to 2021 PACCAR MX\-13

JSON: [/v1/bulletins/11009718](/v1/bulletins/11009718)

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