# Service bulletin E256

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: 10169778
- Published by NHTSA: 2020\-01\-04
- Manufacturer's number: E256
- Manufacturer's date: 2019\-12\-10
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

Information Only – This bulletin provides guidance to remind customers that oil change intervals are determined by analyzing a variety of factors.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10169778-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10169778-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2013 to 2017 PACCAR MX\-11
- 2011 to 2017 PACCAR MX\-13

JSON: [/v1/bulletins/10169778](/v1/bulletins/10169778)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20E256&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10169778&vehicle=Service%20bulletin%20E256)