# Service bulletin B330319

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: 10170576
- Published by NHTSA: 2020\-01\-21
- Manufacturer's number: B330319
- Manufacturer's date: 2019\-12\-01
- NHTSA component: SUSPENSION

## NHTSA's summary

SERVICE ACTION: CHECKING THE THRUST WASHER AND THE REAR AXLE ANTI\-ROLL BAR. On vehicles with an incorrect setting of the thrust washer contact between the thrust washer and the sway bar may occur over time. This can lead to corrosion and breakage of the anti\-roll bar. Installation error of the right side rear axle thrust washer during manufacturing.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10170576-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10170576-9999.pdf)

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

## Components

Suspension

## Vehicles listed

- 2020 BMW 840I
- 2018 to 2020 BMW M5
- 2020 BMW M8
- 2020 BMW M8 GRAN COUPE
- 2019 BMW M850I
- 2020 BMW M850I
- 2019 BMW R 1250 RT

## Other bulletins for the same vehicles and component

- [B330120](/bulletins/10181221.md), 2020-10-19, Service bulletin: SUSPENSION. REAR AXLE SHUDDER AT SLOW SPEEDS: There is a shudder or jerking feeling coming from the rear of the vehicle at low speeds and low engine loads while turning Incorrect actuating pressure in the M\-differential clutch plates.

JSON: [/v1/bulletins/10170576](/v1/bulletins/10170576)

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