# 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: 11002858
- Published by NHTSA: 2024\-07\-02
- Manufacturer's number: B270220
- Manufacturer's date: 2024\-06\-28
- 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-11002858-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11002858-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- 2024 BMW 330I
- 2024 BMW 530I
- 2024 BMW 740I
- 2023 BMW 8 SERIES
- 2024 BMW X3
- 2024 BMW X4
- 2024 BMW X5
- 2024 BMW X6
- 2023 BMW X7

## 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.
- [B240224](/bulletins/11017286.md), 2025-04-29, Service campaign: POWER TRAIN. Due to a manufacturing issue, the torque on the bolts of the transmission Mechatronics was not carried outaccording to the specification. The faulty torquing can cause a malfunction within the transmission, and as a result, the emergencyoperation of the transmission.
- [B110924](/bulletins/11013112.md), 2025-01-25, Service campaign: POWER TRAIN. During manufacturing, the dual\-mass flywheel has not been sufficiently greased. The insufficient grease may result in acoustic abnormalities and vibrations in the vehicle's powertrain.
- [B270220](/bulletins/11006766.md), 2024-09-02, 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.
- [B240224](/bulletins/11006723.md), 2024-09-01, Service campaign: POWER TRAIN. Due to a manufacturing issue, the torque on the bolts of the transmission Mechatronics was not carried outaccording to the specification. The faulty torquing can cause a malfunction within the transmission, and as a result, the emergencyoperation of the transmission.
- [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/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.
- [B240224](/bulletins/10252027.md), 2024-04-01, Service bulletin: POWER TRAIN. BMW AG has issued a Delivery Stop \(effective March 15, 2024\) on a small number of Model Year 2024 BMW vehicles that were produced between January 30, 2024, and March 7, 2024.
- [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.
- [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.

JSON: [/v1/bulletins/11002858](/v1/bulletins/11002858)

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