{"nhtsa_id":11030959,"type":"other","type_name":"Other","date_added":"2026-04-07","date":"2026-03-13","document_id":"TUCC_MAR2026_18","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"Coolant may leak from the turbocharger coolant hose O-rings, resulting in engine coolant escaping into the engine compartment and subsequent illumination of the low coolant warning indicator on the instrument cluster. Replacement coolant hose O-rings are required.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030959-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030959-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11030959","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"LAND ROVER","model":"DEFENDER","year_from":2023,"year_to":2024,"match":"exact","vehicle_ids":["2023_land-rover_defender","2024_land-rover_defender"]},{"make":"LAND ROVER","model":"RANGE ROVER","year_from":2023,"year_to":2024,"match":"exact","vehicle_ids":["2023_land-rover_range-rover","2024_land-rover_range-rover"]},{"make":"LAND ROVER","model":"RANGE ROVER SPORT","year_from":2023,"year_to":2024,"match":"exact","vehicle_ids":["2023_land-rover_range-rover-sport","2024_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":[]}