# Service bulletin B610523

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: 10235193
- Published by NHTSA: 2023\-05\-01
- Manufacturer's number: B610523
- Manufacturer's date: 2023\-03\-01
- NHTSA component: ELECTRICAL SYSTEM:SOFTWARE

## NHTSA's summary

The Combined Charging Unit \(CCU\) may contain an error in the software.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10235193-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10235193-9999.pdf)

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

## Components

Electrical system, Software

## Vehicles listed

- 2023 BMW 740I
- 2023 BMW 760I
- 2023 BMW I7
- 2023 BMW XM

## Other bulletins for the same vehicles and component

- [B652023](/bulletins/10241370.md), 2023-08-28, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. During workshop repairs with software updates, certain customer vehicles may be changed to BMW Operating System 8.5 and returned to customers without making them aware of the change.

JSON: [/v1/bulletins/10235193](/v1/bulletins/10235193)

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