# Service bulletin B520524

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: 11006735
- Published by NHTSA: 2024\-09\-01
- Manufacturer's number: B520524
- Manufacturer's date: 2024\-08\-07
- NHTSA component: SEATS

## NHTSA's summary

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.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11006735-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11006735-9999.pdf)

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

## Components

Seats

## Vehicles listed

- 2020 to 2023 BMW X5
- 2020 to 2023 BMW X6
- 2023 to 2024 BMW XM

## Recalls for the same vehicles and component

- [2023208](/recalls/tc/2023208.md), 2023-04-06: Seats And Restraints
- [23V253000](/recalls/nhtsa/23V253000.md), 2023-04-06: SEATS:MID/REAR ASSEMBLY:HEAD RESTRAINT
- [22V942000](/recalls/nhtsa/22V942000.md), 2022-12-19: SEATS:CRITICAL FASTENERS
- [21V156000](/recalls/nhtsa/21V156000.md), 2021-03-10: SEATS:MID/REAR ASSEMBLY:HEAD RESTRAINT

## Other bulletins for the same vehicles and component

- [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.
- [B520623](/bulletins/10249022.md), 2024-02-01, Service bulletin: SEATS. It was discovered that an indentation or crack on the driver and/or passenger seat crossmember rear outer dome \(circled ;viewed looking frontwards\) can form. Note: The rear inner dome on both the driver and passenger seat crossmembers are not affected.
- [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.
- [SIB520623](/bulletins/10236230.md), 2023-05-15, Service bulletin: UNKNOWN OR OTHER; SEATS:CRITICAL FASTENERS. BMW AG has issued a Delivery Stop \(effective March 13, 2023\) on certain Model Year 2023 BMW X6 SAC vehicles that were produced between March 1, 2023, and March 7, 2023. It was discovered that an indentation or crack on the driver and/or passenger seat crossmember rear outer dome \(circled; viewed looking frontwards\) can form.
- [B520923](/bulletins/10235190.md), 2023-05-01, Service bulletin: SEATS:MID/REAR ASSEMBLY:HEAD RESTRAINT. BMW AG has issued a Delivery Stop: 2nd row head restraints.
- [B520623](/bulletins/10235188.md), 2023-05-01, Service bulletin: SEATS. BMW AG has issued a delivery stop: Rear Seat Cross Member.
- [B520323](/bulletins/10235186.md), 2023-05-01, Service bulletin: SEATS. It is not possible to get into the third\-row seating.
- [B520922](/bulletins/10228431.md), 2023-01-03, Service bulletin: SEATS. When returning the 2nd row seat 60/40 seat from Easy\-Entry: The seat stops moving before reaching the final home position. A Check Control Message \(CCM\) appears alerting the customer that the seat is not locked.

JSON: [/v1/bulletins/11006735](/v1/bulletins/11006735)

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