# Service bulletin BS4051ER2

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: 10115684
- Published by NHTSA: 2017\-08\-16
- Manufacturer's number: BS4051ER2
- Manufacturer's date: 2017\-07\-20
- NHTSA component: PARKING BRAKE

## NHTSA's summary

Interlock brake is activated when the B\-bus network is disconnected or lost.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10115684-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10115684-0001.pdf)

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

## Components

Brakes, Parking brake

## Vehicles listed

- 2010 to 2014 NOVA BUS LFS
- 2015 to 2017 NOVA BUS LFS
- 2013 to 2014 NOVA BUS LFS ARTIC
- 2016 to 2017 NOVA BUS LFS ARTIC

## Other bulletins for the same vehicles and component

- [LI4114E](/bulletins/10117822.md), 2017-09-14, Service bulletin: PARKING BRAKE:DRIVELINE:HYDRAULIC. Articulation hydraulic cylinder pin is required to be maintained at W2 \(60,000mi,100,000Km\) maintenance of the articulation system to ease removal at a later time.

JSON: [/v1/bulletins/10115684](/v1/bulletins/10115684)

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