{"nhtsa_id":11030071,"type":"service_campaign","type_name":"Service campaign","date_added":"2026-03-14","date":"2026-03-14","document_id":"NCU - 2025120009","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; POWER TRAIN","mfr_system":null,"summary":"Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the drivetrain control unit does not meet current production specifications. The system may experience an excessively high quiescent current draw on the vehicle, which could lead to an increased discharge of the 12V battery. MBUSA will conduct a service campaign. An authorized Mercedes-Benz dealer will update the drivetrain control unit software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030071-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030071-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11030071","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MERCEDES-BENZ","model":"AMG GT 63 S E COUPE","year_from":2023,"year_to":2023,"match":"base","vehicle_ids":["2023_mercedes-benz_amg-gt"]},{"make":"MERCEDES-BENZ","model":"AMG GT43","year_from":2022,"year_to":2026,"match":"base","vehicle_ids":["2022_mercedes-benz_amg-gt","2023_mercedes-benz_amg-gt","2024_mercedes-benz_amg-gt","2025_mercedes-benz_amg-gt","2026_mercedes-benz_amg-gt"]},{"make":"MERCEDES-BENZ","model":"AMG GT55","year_from":2024,"year_to":2025,"match":"base","vehicle_ids":["2024_mercedes-benz_amg-gt","2025_mercedes-benz_amg-gt"]},{"make":"MERCEDES-BENZ","model":"AMG GT55 4MATIC+","year_from":2024,"year_to":2026,"match":"base","vehicle_ids":["2024_mercedes-benz_amg-gt","2025_mercedes-benz_amg-gt","2026_mercedes-benz_amg-gt"]},{"make":"MERCEDES-BENZ","model":"AMG GT63","year_from":2020,"year_to":2026,"match":"base","vehicle_ids":["2020_mercedes-benz_amg-gt","2021_mercedes-benz_amg-gt","2022_mercedes-benz_amg-gt","2023_mercedes-benz_amg-gt","2024_mercedes-benz_amg-gt","2025_mercedes-benz_amg-gt","2026_mercedes-benz_amg-gt"]},{"make":"MERCEDES-BENZ","model":"AMG GT63 4MATIC+","year_from":2025,"year_to":2026,"match":"base","vehicle_ids":["2025_mercedes-benz_amg-gt","2026_mercedes-benz_amg-gt"]},{"make":"MERCEDES-BENZ","model":"AMG GT63 PRO 4MATIC+","year_from":2025,"year_to":2026,"match":"base","vehicle_ids":["2025_mercedes-benz_amg-gt","2026_mercedes-benz_amg-gt"]},{"make":"MERCEDES-BENZ","model":"AMG GT63 S E","year_from":2024,"year_to":2025,"match":"base","vehicle_ids":["2024_mercedes-benz_amg-gt","2025_mercedes-benz_amg-gt"]},{"make":"MERCEDES-BENZ","model":"AMG GT63 S E PERFORMANCE","year_from":2024,"year_to":2024,"match":"base","vehicle_ids":["2024_mercedes-benz_amg-gt"]},{"make":"MERCEDES-BENZ","model":"AMG GT63 S E PERFORMANCE 4MATIC+","year_from":2025,"year_to":2026,"match":"base","vehicle_ids":["2025_mercedes-benz_amg-gt","2026_mercedes-benz_amg-gt"]},{"make":"MERCEDES-BENZ","model":"AMG SL43","year_from":2022,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG SL55","year_from":2022,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG SL55 4MATIC+","year_from":2023,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG SL63","year_from":2022,"year_to":2023,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG SL63","year_from":2025,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG SL63 4MATIC+","year_from":2023,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG SL63 S E","year_from":2024,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG SL63 S E PERFORMANCE 4MATIC+","year_from":2024,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-MAYBACH","model":"SL 680 4MATIC+","year_from":2026,"year_to":2026,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"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.","attribution":[]}