# Service bulletin sbw4911

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: 10142390
- Published by NHTSA: 2018\-06\-25
- Manufacturer's number: sbw4911
- Manufacturer's date: 2013\-05\-01
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ELECTRICAL SYSTEM

## NHTSA's summary

sbw4911 DEF Gauge Reading Incorrectly

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2013/MC-10142390-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2013/MC-10142390-0001.pdf)

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

## Components

Electrical system, Engine, Exhaust and emissions

## Vehicles listed

- WESTERN STAR 4900
- WESTERN STAR 5900
- WESTERN STAR 6900
- WESTERN STAR CONSTELLATION
- WESTERN STAR WESTERN STAR

JSON: [/v1/bulletins/10142390](/v1/bulletins/10142390)

[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%20sbw4911&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10142390&vehicle=Service%20bulletin%20sbw4911)