WenmarOpen by Wenmar Pro

Service bulletin NCU -MBUX SW OTA

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 id10244748
Published by NHTSA2023-11-03
Manufacturer's numberNCU -MBUX SW OTA
Manufacturer's date2023-10-20
NHTSA componentELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM

NHTSA's summary

Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY21-23 C-Class, EQS, S-Class, SL, EQE, GLC (206, 296, 297, 223, 232, 294, 295, 254 platform) vehicles, the head unit software will be updated remotely to MBUX 2.4. With this update, customers will benefit from many new functions and features, such as video streaming (note that the Entertainment Package Plus is required for streaming and can be purchased from the Mercedes me Store by the end of 2023), Dolby Atmos®, MBUX Voice Assistant (NewsFlash & Tourguide), a personal decorative image on the front passenger display, and more. Please see NCU issued on September 5th, 2023 from Product Management and Digital House team “Additional New Connected Features Coming Soon”. MBUSA will conduct an OTA service campaign. Remote software updates are automatically downloaded and installed in the customer’s vehicle free of charge without an additional workshop visit via the data link of the communication module. No customer letter will be mailed for this software update.

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, Software

Vehicles listed
MERCEDES-BENZ AMG C432021 to 2023
MERCEDES-BENZ AMG C632021
MERCEDES-BENZ AMG C63 S2021 to 2023
MERCEDES-BENZ AMG C63 S E2023
MERCEDES-BENZ AMG EQE2023
MERCEDES-BENZ AMG EQS2022 to 2023
MERCEDES-BENZ AMG EQS 532022 to 2023
MERCEDES-BENZ AMG GLC432021 to 2023
MERCEDES-BENZ AMG GLC632021 to 2022
MERCEDES-BENZ AMG GLC63 S2021 to 2023
MERCEDES-BENZ AMG S632021
MERCEDES-BENZ AMG SL432022 to 2023
MERCEDES-BENZ AMG SL552022 to 2023
MERCEDES-BENZ AMG SL632022 to 2023
MERCEDES-BENZ C 3002021 to 2023
MERCEDES-BENZ EQE 350+2023
MERCEDES-BENZ EQE 5002023
MERCEDES-BENZ EQE3502023
MERCEDES-BENZ EQE350+2023
MERCEDES-BENZ EQE5002023
MERCEDES-BENZ EQS 4502022
MERCEDES-BENZ EQS 450+2022 to 2023
MERCEDES-BENZ EQS 5802022 to 2023
MERCEDES-BENZ EQS4502023
MERCEDES-BENZ EQS450+2023
MERCEDES-BENZ EQS5802023
MERCEDES-BENZ GLC 3002021 to 2023
MERCEDES-BENZ GLC 350 E2021
MERCEDES-BENZ S 5002021
MERCEDES-BENZ S 5002023
MERCEDES-BENZ S 500 4MATIC2022
MERCEDES-BENZ S 5602021
MERCEDES-BENZ S 5802021
MERCEDES-BENZ S 5802023
MERCEDES-BENZ S 580 4MATIC2022
MERCEDES-BENZ S 580 E2023
MERCEDES-BENZ redundant EQE 350 4MATIC2023
MERCEDES-BENZ redundant EQS 4502023
MERCEDES-MAYBACH S 5602021
MERCEDES-MAYBACH S 5802021
MERCEDES-MAYBACH S 580 4MATIC2022 to 2023
MERCEDES-MAYBACH S 6802023
MERCEDES-MAYBACH S 680 4MATIC2022

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