{"nhtsa_id":11025560,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-11-17","date":"2025-11-17","document_id":"LI27.60-P-079967","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":null,"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","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11025560-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11025560-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11025560","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MERCEDES BENZ","model":"C 300 4MATIC","year_from":2018,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG C43","year_from":2016,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG C43 4MATIC","year_from":2023,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG C63","year_from":2015,"year_to":2021,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG C63 S","year_from":2019,"year_to":2023,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG C63 S 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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.","attribution":[]}