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Service bulletin LI27.60-P-079967

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 id11025560
Published by NHTSA2025-11-17
Manufacturer's numberLI27.60-P-079967
Manufacturer's date2025-11-17
NHTSA componentPOWER TRAIN

NHTSA's summary

Complaint The shift from 1st to 2nd gear may be uncomfortable under light load. Cause Vehicles with engine M264 and transmission 725.0 may be equipped with specific software versions. Remedy Update Transmission Software (VGSNAG3). 1. Perform IPR and update transmission control unit software - see list of new software numbers below A0009027479 A0009027579 A0009027779 A0019026209 A0019025909 A0019025809 A0019025609 A0019024809 A0019024309 A0019024709 After updating the software, isolated/intermittent instances of the concern may occur. 2. Perform a standstill adaptation and reevaluate concern. The vehicle can be released if no longer present

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

Transmission and driveline

Vehicles listed
MERCEDES BENZ C 300 4MATIC2018
MERCEDES-BENZ AMG C432016 to 2024
MERCEDES-BENZ AMG C43 4MATIC2023 to 2025
MERCEDES-BENZ AMG C632015 to 2021
MERCEDES-BENZ AMG C63 S2019 to 2023
MERCEDES-BENZ AMG C63 S E2023 to 2024
MERCEDES-BENZ AMG C63 S E 4MATIC+2024 to 2025
MERCEDES-BENZ AMG C63S2018
MERCEDES-BENZ AMG CLE63E S2024
MERCEDES-BENZ AMG E432017 to 2018
MERCEDES-BENZ AMG E532019 to 2023
MERCEDES-BENZ AMG E63 S2023
MERCEDES-BENZ AMG E63S2018 to 2022
MERCEDES-BENZ AMG GLC432017 to 2022
MERCEDES-BENZ AMG GLC632018 to 2021
MERCEDES-BENZ AMG GLE532021 to 2022
MERCEDES-BENZ AMG GLE53 4MATIC+2023 to 2025
MERCEDES-BENZ AMG GLE53 4MATIC+ COUPE2025
MERCEDES-BENZ AMG GLE63 S2021 to 2022
MERCEDES-BENZ AMG GLE63 S 4MATIC+2023 to 2024
MERCEDES-BENZ AMG GLE63 S 4MATIC+ COUPE2025
MERCEDES-BENZ C 3002017 to 2025
MERCEDES-BENZ C 300 4MATIC2023 to 2025
MERCEDES-BENZ C 3502020
MERCEDES-BENZ C 350 E2018
MERCEDES-BENZ C3002015 to 2016
MERCEDES-BENZ C3502016 to 2017
MERCEDES-BENZ C350E2016 to 2017
MERCEDES-BENZ C4002015
MERCEDES-BENZ C4502016 to 2017
MERCEDES-BENZ E 3002018 to 2019
MERCEDES-BENZ E 4502019 to 2024
MERCEDES-BENZ E 450 4MATIC2025
MERCEDES-BENZ E 450 4MATIC ALL-TERRAIN2025
MERCEDES-BENZ E3002017
MERCEDES-BENZ GLC 3002018 to 2022
MERCEDES-BENZ GLC 3502020
MERCEDES-BENZ GLC 350 E2018
MERCEDES-BENZ GLC3002016 to 2017
MERCEDES-BENZ GLC350E2019
MERCEDES-BENZ GLE 3502020 to 2023
MERCEDES-BENZ GLE 350 4MATIC2025
MERCEDES-BENZ GLE 4502020 to 2024
MERCEDES-BENZ GLE 450 4MATIC2025
MERCEDES-BENZ GLE 450 4MATIC COUPE2025
MERCEDES-BENZ GLE 450E 4MATIC2024 to 2025
MERCEDES-BENZ GLE 5802020 to 2021
MERCEDES-BENZ GLE 580 4MATIC2022 to 2024

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