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Service bulletin B240123

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 id10235177
Published by NHTSA2023-05-01
Manufacturer's numberB240123
Manufacturer's date2023-03-01
NHTSA componentPOWER TRAIN

NHTSA's summary

BMW AG has issued a Delivery Stop: Under certain driving situations, air can be pulled through the automatic transmission oil supply.

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

Transmission and driveline

Vehicles listed
BMW XM2023

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
B3701242024-07-25. Service bulletin. 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.
MCAS40232023-10-01. Service bulletin. 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.