WenmarOpen by Wenmar Pro

Service bulletin NCU-2021030010

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 id10199449
Published by NHTSA2021-08-04
Manufacturer's numberNCU-2021030010
Manufacturer's date2021-07-02
NHTSA componentEQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

NHTSA's summary

Launch NCU - 2021030010 MY20-21 Various Add Supplementary Booklet to Printed Operators Manual

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, Labels and manuals

Vehicles listed
MERCEDES-BENZ A 2202020 to 2021
MERCEDES-BENZ CLA 2502020 to 2021
MERCEDES-BENZ E 3502020 to 2021
MERCEDES-BENZ E 350 E2021
MERCEDES-BENZ E 4502020 to 2021
MERCEDES-BENZ E63 AMG2020
MERCEDES-BENZ EQC 4002020
MERCEDES-BENZ EQC 400 E2021
MERCEDES-BENZ GLA 2502020 to 2021
MERCEDES-BENZ GLB 2002020
MERCEDES-BENZ GLB 2502020 to 2021

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