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Service bulletin MC6520

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 id10186236
Published by NHTSA2021-02-01
Manufacturer's numberMC6520
Manufacturer's date2020-12-01
NHTSA componentEQUIPMENT; EXTERIOR LIGHTING:TURN SIGNAL

NHTSA's summary

TEC277 Turn Indicator. BMW AG has requested inspection of any dealer stock of the below part number to ensure the part is manufactured correctly.

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, Lighting, Turn signals

Vehicles listed
BMW K SERIES

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