# Service bulletin B520418

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: 10145334
- Published by NHTSA: 2018\-10\-09
- Manufacturer's number: B520418
- Manufacturer's date: 2018\-07\-01
- NHTSA component: SEATS

## NHTSA's summary

CREAKING NOISE FROM FRONT SEAT CUSHION: A creaking noise, as demonstrated in video https://tinyurl.com/V520118 , can be heard from the vicinity of the front seat cushion \(Foam padding\).

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10145334-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10145334-0001.pdf)

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

## Components

Seats

## Vehicles listed

- 2014 to 2017 BMW I8
- 2018 BMW I8

## Other bulletins for the same vehicles and component

- [613614](/bulletins/10148189.md), 2018-11-13, Service bulletin: SEATS; ELECTRICAL SYSTEM. Service Action: Replace Neck Warmer Control Unit. The control unit for the rear seat neck warmer may not be coded correctly. This causes the neck warmer to malfunction. Incorrect coding of the neck warmer control unit

JSON: [/v1/bulletins/10145334](/v1/bulletins/10145334)

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