WenmarOpen by Wenmar Pro

Service bulletin S-B-54.21-257

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 id10167575
Published by NHTSA2019-11-12
Manufacturer's numberS-B-54.21-257
Manufacturer's date2013-07-18
NHTSA componentSTEERING

NHTSA's summary

As of DVD 05/2013, it is possible to use the XENTRY kit to operate the steering column tube switch module (N80). To do so, the add-on ?1305_13w26b_nasd? must be used. This is available online.

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

Steering

Vehicles listed
MERCEDES-BENZ MERCEDES-BENZ

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