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Service bulletin B521025

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11022864
Published by NHTSA2025-09-06
Manufacturer's numberB521025
Manufacturer's date2025-08-29
NHTSA componentELECTRICAL SYSTEM; SEATS

NHTSA's summary

The electric actuator for the third row (3SR) seat changed design and part number, and is used in productionvehicles as of March 28, 2025. There are two such actuators at this seat row, one for the left seating position; and one for the right

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Seats

Vehicles listed
BMW X72025

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
B6514262026-07-03. Service bulletin. The vehicle may experience various operational issues with Apple CarPlay Projected Modes such as: Dropped connections No automatic reconnection Display errors
B6101262026-07-03. Service bulletin. During vehicle start-up the Secure Element (SE) of the BCP may fail causing communication errors. TheCheck Control message “Drive carefully. Driving stabilisation.” will appear. In addition, the fault memoryentries below will be stored within 40 seconds of each other. ACSM: 02010A - Coding: Coding data not qualified VIP: 02390A - VIP control unit: Coding data not released, signature IB: 02290A - DSC control unit: Coding data not released, signature HKFM: 020D0A - HKFM: Coding data are not qualified
B1203262026-07-03. Warranty extension. Due to an implementation error in various OBD diagnostics in the vehicle's control units, in very rare cases itmay happen that stored fault memory codes (DTCs) and the MIL (warning light) are not automaticallydeleted even though the underlying malfunction has already been rectified. This does not comply with the statutory OBD specifications.
B6520252026-05-18. Service bulletin. After replacing the Multifunctional Display (MFD), the Central Information Display (CID) is black. The backlight of the CID is illuminated, and touch function does register an audible sound.
B5219232026-05-18. Service bulletin. In vehicles equipped with the second row 60% / 40% split seat, the flex cable assembly can come out of the seat rail mechanism (circled). This stops the forwards and backwards travel of the seat.
B6508262026-03-30. Service bulletin. After the software update to version …25-07-5XX, existing activation points for the “Automate My Habits”function no longer work.
B5201262026-03-13. Service bulletin. The customer brings vehicle in with one or both of the second row 60/40 split seats in the folded position.The seat does not respond to any requests from the second seat row seat switch button(s).
B1203262026-03-13. Emissions. BMW AG is conducting Voluntary Emissions Recall (effective March 11, 2026) on certain Model Year 2023 -2026 BMW vehicles that were produced between January 14, 2022, and September 16, 2025.
B6101262026-02-27. Service bulletin. During vehicle start-up the Secure Element (SE) of the BCP may fail causing communication errors. TheCheck Control message “Drive carefully. Driving stabilisation.” will appear. In addition, the fault memoryentries below will be stored within 40 seconds of each other. ACSM: 02010A - Coding: Coding data not qualified VIP: 02390A - VIP control unit: Coding data not released, signature IB: 02290A - DSC control unit: Coding data not released, signature HKFM: 020D0A - HKFM: Coding data are not qualified
B6527252026-02-23. Service bulletin. The vehicle may experience various operational issues with the infotainment system such as: Resets of the head unit Delayed start-up of the head unit (longer than 30 seconds) Failed start-up of the head unit Sporadic or permanent problems with navigation Sporadic or permanent Bluetooth connection problems Sporadic or permanent audio problems Sporadic or permanent speech / IPA (international phonetic alphabet) problems Missing displays, radio stations, camera images or applications