{"nhtsa_id":11027871,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-01-30","date":"2025-12-02","document_id":"HTB2508","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Husqvarna Mobility North America, Inc. has determined that a defect which relates to motor vehicle safety exists with certain model motorcycles listed above pertaining to the engine control unit software. An issue with the originally installed engine control unit software may cause the engine to stall at low rpms. A loss of engine power increases the risk of a crash which could cause injury to the rider or others and/or damage to property. To remedy this defect, it is necessary to install the updated engine control unit software on all affected motorcycles.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11027871-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11027871-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11027871","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HUSQVARNA","model":"SVARTPILEN 401","year_from":2024,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"HUSQVARNA","model":"VITPILEN 401","year_from":2024,"year_to":2024,"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":[]}