# Service bulletin WAB\-U6S4J\-11

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: 10126538
- Published by NHTSA: 2017\-12\-22
- Manufacturer's number: WAB\-U6S4J\-11
- Manufacturer's date: 2017\-10\-27
- NHTSA component: SERVICE BRAKES

## NHTSA's summary

Provides sorting instructions for return of double diaphram spring brake \(DDSB\) actuator due to leakage through lip seal

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10126538-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10126538-0001.pdf)

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

## Components

Brakes

## Vehicles listed

- MERITOR MERITOR

JSON: [/v1/bulletins/10126538](/v1/bulletins/10126538)

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