{"nhtsa_id":11033652,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-06-05","date":"2026-05-27","document_id":"No. 44-25","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Technical information for Warning Message \"Vehicle Electrical System Faulty\" in Conjunction With Fault Memory Entry \"Cell Module X, Ageing Detected\" in the High-Voltage Battery Control Unit - BMC","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11033652-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11033652-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11033652","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"TAYCAN","year_from":2020,"year_to":2024,"match":"exact","vehicle_ids":["2020_porsche_taycan","2021_porsche_taycan","2022_porsche_taycan","2023_porsche_taycan","2024_porsche_taycan"]},{"make":"PORSCHE","model":"TAYCAN 4 CROSS TURISMO","year_from":2021,"year_to":2024,"match":"base","vehicle_ids":["2021_porsche_taycan","2022_porsche_taycan","2023_porsche_taycan","2024_porsche_taycan"]},{"make":"PORSCHE","model":"TAYCAN 4S","year_from":2020,"year_to":2024,"match":"base","vehicle_ids":["2020_porsche_taycan","2021_porsche_taycan","2022_porsche_taycan","2023_porsche_taycan","2024_porsche_taycan"]},{"make":"PORSCHE","model":"TAYCAN 4S CROSS TURISMO","year_from":2021,"year_to":2024,"match":"base","vehicle_ids":["2021_porsche_taycan","2022_porsche_taycan","2023_porsche_taycan","2024_porsche_taycan"]},{"make":"PORSCHE","model":"TAYCAN CROSS TURISMO","year_from":2020,"year_to":2023,"match":"base","vehicle_ids":["2020_porsche_taycan","2021_porsche_taycan","2022_porsche_taycan","2023_porsche_taycan"]},{"make":"PORSCHE","model":"TAYCAN GTS","year_from":2022,"year_to":2024,"match":"base","vehicle_ids":["2022_porsche_taycan","2023_porsche_taycan","2024_porsche_taycan"]},{"make":"PORSCHE","model":"TAYCAN GTS SPORT TURISMO","year_from":2022,"year_to":2024,"match":"base","vehicle_ids":["2022_porsche_taycan","2023_porsche_taycan","2024_porsche_taycan"]},{"make":"PORSCHE","model":"TAYCAN TURBO","year_from":2020,"year_to":2024,"match":"base","vehicle_ids":["2020_porsche_taycan","2021_porsche_taycan","2022_porsche_taycan","2023_porsche_taycan","2024_porsche_taycan"]},{"make":"PORSCHE","model":"TAYCAN TURBO CROSS TURISM","year_from":2021,"year_to":2024,"match":"base","vehicle_ids":["2021_porsche_taycan","2022_porsche_taycan","2023_porsche_taycan","2024_porsche_taycan"]},{"make":"PORSCHE","model":"TAYCAN TURBO S","year_from":2020,"year_to":2024,"match":"base","vehicle_ids":["2020_porsche_taycan","2021_porsche_taycan","2022_porsche_taycan","2023_porsche_taycan","2024_porsche_taycan"]},{"make":"PORSCHE","model":"TAYCAN TURBO S CROSS TURI","year_from":2021,"year_to":2024,"match":"base","vehicle_ids":["2021_porsche_taycan","2022_porsche_taycan","2023_porsche_taycan","2024_porsche_taycan"]}],"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":[]}