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Service bulletin B541519

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 id10187477
Published by NHTSA2021-02-22
Manufacturer's numberB541519
Manufacturer's date2021-01-01
NHTSA componentVISIBILITY:SUN/MOON ROOF ASSEMBLY; EQUIPMENT

NHTSA's summary

GROANING NOISE FROM SUNROOF: A groaning noise is present from the sunroof glass panel while driving over rough road surfaces, or during body flex. The noise may also be present while the sunroof is opening into the vented position

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

Equipment and accessories, Glass, wipers and mirrors, Sunroof

Vehicles listed
BMW BMW

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