# Service bulletin TCH\-003\-055 US 0

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: 10128150
- Published by NHTSA: 2018\-02\-05
- Manufacturer's number: TCH\-003\-055 US 0
- Manufacturer's date: 2017\-10\-10
- NHTSA component: COMMUNICATION; SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE

## NHTSA's summary

Technical Bulletin. Certain vehicle applications can cause the hex\-style 90° elbow SC\-3 check valve to wear prematurely and contaminate the SR\-7 valve, causing a small reservoir leak through the SR\-7 valve exhaust. Diagnostic procedure is included in this Technical Bulletin.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10128150-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10128150-0001.pdf)

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

## Components

Brakes

## Vehicles listed

- BENDIX BENDIX

JSON: [/v1/bulletins/10128150](/v1/bulletins/10128150)

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