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Service bulletin B260422

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 id10233157
Published by NHTSA2023-03-20
Manufacturer's numberB260422
Manufacturer's date2023-02-01
NHTSA componentENGINE AND ENGINE COOLING; POWER TRAIN

NHTSA's summary

There is a howling or whistling noise from under the vehicle at 30 -37 mph (50 -60 km/h) when driving after a cold start, when the outside temperature is 32 F (0 C) or lower. The noise goes away as the vehicle/driveline reaches operating temperature.

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

Engine, Transmission and driveline

Vehicles listed
BMW 330E2021, 2022, 2023
BMW 330I2019, 2020, 2021, 2022, 2023
BMW 530E2018, 2019, 2020, 2021, 2022
BMW 530I2017, 2018, 2019, 2020, 2021, 2022
BMW 540D2018, 2019
BMW 540D2020
BMW 540I2017, 2018, 2019, 2020, 2021, 2022
BMW 740E2017, 2018, 2019
BMW 740I2017, 2018, 2019, 2020, 2021
BMW 740I2022
BMW 740LI2016 to 2017
BMW 745E2020, 2021
BMW 745E2022
BMW 750I2018, 2019
BMW 750LI2016 to 2021
BMW 750LI2022
BMW ALPINA XB72021 to 2022
BMW B7 ALPINA2018 to 2020
BMW M340I2020, 2021, 2022, 2023
BMW M550I2017
BMW M550I2018, 2019, 2020, 2021, 2022
BMW M760I2017, 2018, 2019, 2020, 2021
BMW M760I2022
BMW M760LI2021
BMW M760LI2022
BMW X32018, 2019, 2020, 2021, 2022, 2023
BMW X52019, 2020, 2021, 2022, 2023

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20263312026-07-08. Engine
20260402026-01-30. Engine
20255142025-09-25. Engine
24V5880002024-08-08. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
24V5760002024-08-01. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; ELECTRICAL SYSTEM:STARTER ASSEMBLY
20236462023-12-06. Powertrain
23V8210002023-12-06. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
22V6140002022-08-10. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
22V0700002022-02-09. POWER TRAIN:AUTOMATIC TRANSMISSION
21V5980002021-08-02. ENGINE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
B1107232026-08-26. Emissions. The return springs on the exhaust camshaft followers (switchable rocker arm) may break.
B1104262026-08-03. Service bulletin. The manual starting of electronic engine oil level measurement from inside the vehicle, usually afterperforming an engine oil service task, is inoperative or it may lock up at between a 15% to 30% completionrate.
B0115242026-08-03. Warranty extension. The NVLD modules limited warranty for defects in materials and/or workmanship has been extended to 15 years / 150,000 miles as determined from the vehicles original in-service / first delivery date.
B0109212026-08-03. Warranty extension. The NVLD limited emissionrelated warranty for defects in materials or workmanship has been extended to 15 years/150,000 miles as determined from the original in-service date.
B0103242026-08-03. Warranty extension. The EVAP systems purge (vent) valve limited warranty for defects in materials and / or workmanship has been extended to 15 years / 150,000 miles as determined from the original first in-service / delivery date.
B0102242026-08-03. Warranty extension. The EVAP systems purge (vent) valve limited warranty for defects in materials and / or workmanship has been extended to 15 years / 150,000 miles as determined from the original first in-service / delivery date.
B1203262026-07-31. Emissions. Due to an implementation error in various OBD diagnostics in the vehicle's control units, in very rare cases itmay happen that stored fault memory codes (DTCs) and the MIL (warning light) are not automaticallydeleted even though the underlying malfunction has already been rectified. This does not comply with the statutory OBD specifications.
B1206262026-06-01. Service campaign. DELIVERY STOP: VARIABLE VALVE TIMING
B0113252026-05-18. Warranty extension. The EVAP systems purge (vent) valve limited warranty for defects in materials and / or workmanship has been extended to 15 years / 150,000 miles as determined from the original first in-service / delivery date.
B0103242026-05-18. Warranty extension. The EVAP systems purge (vent) valve limited warranty for defects in materials or workmanship has been extended to 15 years / 150,000 miles as determined from the original in-service date.