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Service bulletin LI82.85-P-071084

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 id10174332
Published by NHTSA2020-04-27
Manufacturer's numberLI82.85-P-071084
Manufacturer's date2020-03-05
NHTSA componentELECTRICAL SYSTEM; ENGINE; EQUIPMENT ADAPTIVE/MOBILITY

NHTSA's summary

MBUX multimedia system: Head unit does not start-up at ignition or resets during a drive cycle with B19C804 / B227D00 DTCs

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

Electrical system, Engine, Equipment and accessories

Trouble codes named

B19C8, B227D

Vehicles listed
MERCEDES-BENZ MERCEDES-BENZ

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