# Service bulletin MC64011504

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: 10135007
- Published by NHTSA: 2018\-04\-23
- Manufacturer's number: MC64011504
- Manufacturer's date: 2018\-01\-29
- NHTSA component: STRUCTURE:BODY

## NHTSA's summary

Due to the quality differences in the adhesion of the DLC \(Diamond like coating\) of the rocker arm, the rocker arms and camshafts can wear prematurely. This presents itself as a ticking noise from the cylinder head.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10135007-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10135007-0001.pdf)

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

## Components

Body and frame

## Vehicles listed

- BMW BMW

JSON: [/v1/bulletins/10135007](/v1/bulletins/10135007)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20MC64011504&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10135007&vehicle=Service%20bulletin%20MC64011504)