# Service bulletin SB\-326C

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: 10030307
- Published by NHTSA: 2009\-09\-21
- Manufacturer's number: SB\-326C
- Manufacturer's date: 2009\-05\-15
- NHTSA component: SERVICE BRAKES, AIR:SUPPLY:QUICK RELEASE VALVE; SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE

## NHTSA's summary

MOTORCOACH INC: ATC/ESC RELAY VALVE ASSEMBLY. THE DEFECT INVOLVES A VALVE THAT IS PART OF THE AUTOMATIC TRACTION CONTROL \(ATC\) AND ELECTRONIC STABILITY CONTROL \(ESC\) SYSTEMS FOR THE COACH'S REAR AXLES, AND THE ESC FOR THE FRONT AXLES. \*PE

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Brakes

## Vehicles listed

- 2000 to 2009 MCI J4500

JSON: [/v1/bulletins/10030307](/v1/bulletins/10030307)

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