# Service bulletin B520623

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: 10235188
- Published by NHTSA: 2023\-05\-01
- Manufacturer's number: B520623
- Manufacturer's date: 2023\-03\-01
- NHTSA component: SEATS

## NHTSA's summary

BMW AG has issued a delivery stop: Rear Seat Cross Member.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10235188-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10235188-9999.pdf)

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

## Components

Seats

## Vehicles listed

- 2020 to 2022 BMW X6

## Other bulletins for the same vehicles and component

- [B520524](/bulletins/11006735.md), 2024-09-01, Service bulletin: SEATS. A rattling noise can be heard emanating from the area of the rear seat backrest of the second row ofseats. The noise does not occur when the rear seat backrest is folded down.
- [B521019](/bulletins/10252279.md), 2024-04-01, Service bulletin: SEATS. The seat leather upholstery detaches from the front of the thigh support \(aka knee bolster\) of either front seat.
- [B522319](/bulletins/10246302.md), 2023-12-06, Service bulletin: SEATS. Two areas of the third\-row seat backrest that may cause a noise concern have been added.
- [B522319](/bulletins/10244258.md), 2023-11-01, Service bulletin: SEATS. Second seat row blocking access to third seat row, program seat modules. Visible stitching on first row sport seat. Third seat row backrest Bowden cable routing and length change.
- [B520121](/bulletins/10242694.md), 2023-09-25, Service bulletin: SEATS. ?The front seat will not calibrate/initialize, and the stored faults cannot be deleted.
- [B520921](/bulletins/10227555.md), 2022-12-12, Service bulletin: STRUCTURE; SEATS. Noise is heard from the seat frame/rail assembly. Noises may occur dynamically \(creaking/knocking\) when weight is shifting upon the seat Noises may also occur when activating the seat motors.
- [B522319](/bulletins/10214263.md), 2022-06-21, Service bulletin: SEATS. With the launch of the G05 \(X5\) Sports Activity Vehicle in August 2018, a new style of networked seats was introduced that have new operating parameters. This service information bulletin details the operation of the new style seats.
- [B520921](/bulletins/10211862.md), 2022-05-16, Service bulletin: SEATS. Noise is heard from the seat frame/rail assembly. Noises may occur dynamically \(creaking/knocking\) when weight is shifting upon the seat Noises may also occur when activating the seat motors.
- [B520221](/bulletins/10211861.md), 2022-05-16, Service bulletin: SEATS. Milky\-white stains \(discolorations\) in the leather are observed in the second\-row seat bottom, backrests and/or headrests. Refer to attachment for details. This only affects vehicles with the Merino leather.
- [B520221](/bulletins/10206683.md), 2022-01-24, Service bulletin: SEATS; EQUIPMENT. Milky\-white stains \(discolorations\) in the leather are observed in the second\-row seat bottom, backrests and/or headrests.

JSON: [/v1/bulletins/10235188](/v1/bulletins/10235188)

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