# Service bulletin B840325

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: 11020918
- Published by NHTSA: 2025\-07\-28
- Manufacturer's number: B840325
- Manufacturer's date: 2025\-07\-02
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

When making a call through the vehicle systems with a connected mobile device, electrical interference noise from accelerating or braking is heard by the other party \(recipient\). No interference can be heard in thevehicle.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11020918-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11020918-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2024 BMW XM

## Other bulletins for the same vehicles and component

- [B630526](/bulletins/11037532.md), 2026-09-28, Service bulletin: ELECTRICAL SYSTEM. After programming the vehicle via ISTA/RSUto I\-level …26\-03\-5xx, customer may reportsome of the interior ambient lighting strips\(arrows\) may begin to fail sporadically after adeep sleep cycle. This concern is temporary and the interiorambient lighting will be restored on its ownafter the vehicle is locked/unlocked or colorselection setting is changed.
- [B630526](/bulletins/11036381.md), 2026-08-27, Service bulletin: ELECTRICAL SYSTEM. After programming the vehicle via ISTA/RSUto I\-level …26\-03\-5xx, some of the interiorambient lighting strips \(arrows\) may begin tofail sporadically after a deep sleep cycle.
- [B340124](/bulletins/11036380.md), 2026-08-27, Service campaign: ELECTRICAL SYSTEM. After replacement of the Integrated Braking system \(IB\)/Power Brake the total distance covered might belower than when handed over to the workshop for the repair.
- [B652026](/bulletins/11035404.md), 2026-07-31, Service bulletin: ELECTRICAL SYSTEM. The Central Information Display \(CID\) side of the Multifunction Display \(MFD\) may flicker intermittently. Theflickering manifests itself in three phases: The image is distorted The central information display turns black \(black screen\) The image is OK again The complete flickering episode with all the above\-mentioned three phases only lasts about half a second intotal each time.
- [B652025](/bulletins/11032744.md), 2026-05-18, Service bulletin: ELECTRICAL SYSTEM. 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.
- [B120326](/bulletins/11030061.md), 2026-03-13, Emissions: ELECTRICAL SYSTEM. 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.
- [B060126](/bulletins/11028151.md), 2026-02-04, Other: ELECTRICAL SYSTEM. Power Kit Electronics Return
- [B641325](/bulletins/11026960.md), 2026-01-05, Service bulletin: ELECTRICAL SYSTEM. When performing a vehicle test, diagnostic trouble code “ 8013FE Software run time error” is found in theIHKA module. If this fault is set for two consecutive life cycles, it will turn on the check engine light on vehicles with an I\-level lower than 24\-11\-570. This fault memory entry does not cause an impairment of functionality of the automatic air conditioningsystem.
- [B612924](/bulletins/11024717.md), 2025-11-03, Service campaign: ELECTRICAL SYSTEM. RSU availability. Due to a software error in the BCP, the Calibration Identification Number \(CAL ID\) and the CalibrationVerification Number \(CVN\) of the vehicle are not stored correctly. They are generated with each programming session and are used to identify official BMW software.
- [B612824](/bulletins/11024716.md), 2025-11-03, Service campaign: ELECTRICAL SYSTEM. RSU availability. Due to a software error in the BCP, the Calibration Identification Number \(CAL ID\) and the CalibrationVerification Number \(CVN\) of the vehicle are not stored correctly. They are generated with eachprogramming session and are used to identify official BMW software.

JSON: [/v1/bulletins/11020918](/v1/bulletins/11020918)

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