{"nhtsa_id":11032360,"type":"other","type_name":"Other","date_added":"2026-05-06","date":"2026-04-23","document_id":"SSM76451 - 23APR26","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Where vehicles are supported by a 12V Battery Support Unit (BSU) and repeatedly interacted with while the engine is not running, the 48V battery may, in the absence of intervention, discharge to a non‑recoverable state.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11032360-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11032360-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11032360","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"LAND ROVER","model":"DEFENDER","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_land-rover_defender","2026_land-rover_defender"]},{"make":"LAND ROVER","model":"RANGE ROVER","year_from":2024,"year_to":2026,"match":"exact","vehicle_ids":["2024_land-rover_range-rover","2025_land-rover_range-rover","2026_land-rover_range-rover"]},{"make":"LAND ROVER","model":"RANGE ROVER SPORT","year_from":2024,"year_to":2025,"match":"exact","vehicle_ids":["2024_land-rover_range-rover-sport","2025_land-rover_range-rover-sport"]},{"make":"LAND ROVER","model":"RANGE ROVER SPORT","year_from":2027,"year_to":2027,"match":"exact","vehicle_ids":["2027_land-rover_range-rover-sport"]}],"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":[]}