# Service bulletin B520822

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: 10244238
- Published by NHTSA: 2023\-11\-01
- Manufacturer's number: B520822
- Manufacturer's date: 2023\-10\-18
- NHTSA component: SEATS; SEATS:FRONT ASSEMBLY:HEAD RESTRAINT

## NHTSA's summary

The decorative hard plastic piece, centered inthe front seat’s headrest \(circled area\), may contact a person’s head when they are between4' 10" and 5' 6" in height.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10244238-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10244238-9999.pdf)

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

## Components

Seats

## Vehicles listed

- 2021 BMW IX
- 2022 to 2024 BMW IX

## Other bulletins for the same vehicles and component

- [B520224](/bulletins/10252015.md), 2024-04-01, Service bulletin: SEAT BELTS; SEATS; AIR BAGS. The seat initialization and memory has been lost; Or Repeat failure of seat initialization after completing the test module via ISTA. One or both of the following check control messages \(CCM\) may be present: CCM 108 “Driver restraint system” CCM 109 “Passenger restraint system”
- [B651822](/bulletins/10227574.md), 2022-12-12, Service bulletin: SEATS:FRONT ASSEMBLY:POWER ADJUST; UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE. With I level I020\-22\-07\-520, the customer has been provided with the "Comfort Entry" function. With this function, the seat retracts 20 mm when buckling and unbuckling to make it easier to enter and exit. The function can be activated and deactivated in Multifunctional Display under the seat menu. In certain vehicles, the "Comfort Entry" function can neither be activated nor deactivated.

JSON: [/v1/bulletins/10244238](/v1/bulletins/10244238)

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