# Service bulletin B270220

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: 11006766
- Published by NHTSA: 2024\-09\-02
- Manufacturer's number: B270220
- Manufacturer's date: 2024\-08\-16
- NHTSA component: POWER TRAIN

## NHTSA's summary

There is a jerking or shuddering during either or both of the following: Cornering or accelerating from low speeds Driving with low to medium loads There are no warning lights or Check Control messages.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11006766-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11006766-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- 2023 BMW 3 SERIES
- 2023 BMW 3 SERIES
- 2023 BMW 3 SERIES
- 2023 BMW 3 SERIES
- 2023 BMW 4 SERIES
- 2023 BMW 530I
- 2023 BMW 740I
- 2023 BMW 8 SERIES
- 2023 BMW X3
- 2023 BMW X4
- 2023 BMW X5
- 2023 BMW X6
- 2023 BMW X7

## Recalls for the same vehicles and component

- [2023646](/recalls/tc/2023646.md), 2023-12-06: Powertrain
- [23V821000](/recalls/nhtsa/23V821000.md), 2023-12-06: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\)

## Other bulletins for the same vehicles and component

- [B330325](/bulletins/11023120.md), 2025-09-15, Service campaign: POWER TRAIN. The rear right driven half\-shaft \(aka output shaft/driven shaft\) may not have been manufactured correctly during production and may break. In the event of a failure, there could be significant noises in the area of the rear axle and the driving performance will be noticeably reduced.
- [B370124](/bulletins/11005226.md), 2024-07-25, Service bulletin: POWER TRAIN. While driving at low speeds \(15\-40 mph\) on flat road surfaces, a knocking noise from the front axle may beheard during steering wheel movements.
- [B270220](/bulletins/11002858.md), 2024-07-02, Service bulletin: POWER TRAIN. There is a jerking or shuddering during either or both of the following: Cornering or accelerating from low speeds Driving with low to medium loads There are no warning lights or Check Control messages.
- [B610924](/bulletins/11000508.md), 2024-05-29, Service campaign: ELECTRICAL SYSTEM; POWER TRAIN. The inverter or \(EGS\-EME\) Electrical Machine Electronics Transmission Control supply line may be damaged due to improper routing. This can cause Check Control Message \(CCM\) warnings, or in some instances the vehicle may slowly coast to a stop during purely electric driving.
- [B270220](/bulletins/11000500.md), 2024-05-29, Service bulletin: POWER TRAIN. There is a jerking or shuddering during either or both of the following: Cornering or accelerating from low speeds Driving with low to medium loads There are no warning lights or Check Control messages.
- [B610924](/bulletins/10252020.md), 2024-04-01, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM. The inverter or \(EGS\-EME\) Electrical Machine Electronics Transmission Control supply line may be damaged due to improper routing. This can cause Check Control Message \(CCM\) warnings, or in some instances the vehicle may slowly coast to a stop during purely electric driving.
- [B410822](/bulletins/10245370.md), 2023-12-06, Service bulletin: POWER TRAIN. BMW AG has issued a Delivery Stop \(effective December 21, 2022\) on a small number of Model Year 2023BMW X7 SAV vehicles that were produced between September 1, 2022 and December 3, 2022. During assembly of the vehicle, a heat shield was mistakenly installed above the transmission. Note: No heat shield should have been installed. It may contact other components in the narrowspace along the bottom of the transmission tunnel.
- [B240423](/bulletins/10242970.md), 2023-10-01, Service bulletin: POWER TRAIN. BMW AG has issued a Delivery Stop \(effective September 28, 2023\) on certain Model Year 2023 BMWvehicles that were produced between January 23, 2023, and June 15, 2023.
- [MCAS4023](/bulletins/10242967.md), 2023-10-01, Service bulletin: POWER TRAIN:DRIVELINE:DRIVESHAFT. BMW AG has requested the inspection of all dealer stock of the following part number\(s\) listed below to ensure the spacer is conformed to drawing.
- [B240323](/bulletins/10242688.md), 2023-09-25, Service bulletin: ENGINE AND ENGINE COOLING; POWER TRAIN. ?A software error may cause an unwanted pressure pulsation in the transmission during a "Remote Engine Start."

JSON: [/v1/bulletins/11006766](/v1/bulletins/11006766)

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