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SIB 26 04 22: Noise service information

Noise service information on BMW G01/G05/G07/G11 and other models (2016–2023); BMW explains the cause and the approved repair.

BMW service bulletin · NHTSA ID 10235179 · Mar 2023 · also written SI B26 04 22, B260422

What it covers

A service bulletin tells BMW technicians how to diagnose or fix a known issue. It is not a recall: a repair under a bulletin is normally paid by the owner unless the car is still under warranty or a warranty extension applies.

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.

NHTSA's summary of this communication (excerpt)

Official document on NHTSA (PDF) →

Details

Bulletin numberSIB 26 04 22
Also written: SI B26 04 22, B260422, 26 04 22, SIB-26-04-22, SI B260422
NHTSA ID10230726, 10233157, 10236387, 10235179 (revisions)
Document IDs filedB260422, SIB260422
TypeService bulletin
Date (first filed Dec 2022)
Models3 Series, 330e, 330i, 530e, 530i, 540d, 540i, 740e, 740i, 740LI, 745e, 745LE, 750i, 750LI, 760i, ALPINA XB7, B7 ALPINA, M340i, M550i, M760i, M760LI, X3, X3 hybrid, X5, X5 hybrid
Model years2016–2023
ChassisG01, G05, G07, G11, G12, G20, G21, G30, G31, F30, F34, F97, G70
EnginesB46/B48, B47, B57, B58, N63, N74, S58, S68
Component (NHTSA)Engine
Engine And Engine Cooling
Power Train

Model, year and engine coverage comes from NHTSA's records. Not every car in this range is affected; the official document lists the exact production dates and conditions.

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Source: NHTSA Manufacturer Communications (public data). BimmerBench is not affiliated with BMW or NHTSA. The title and description above are our own plain-English summary; the full bulletin is BMW's document, linked above.