{"nhtsa_id":11027199,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-01-07","date":"2025-12-01","document_id":"TSB54-377-FTL","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"Technical Service Bulletin Low Coolant Sensor","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11027199-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11027199-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11027199","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"108SD","year_from":2022,"year_to":2026,"match":"exact","vehicle_ids":["2022_freightliner_108sd","2023_freightliner_108sd","2024_freightliner_108sd","2025_freightliner_108sd","2026_freightliner_108sd"]},{"make":"FREIGHTLINER","model":"114SD","year_from":2022,"year_to":2026,"match":"exact","vehicle_ids":["2022_freightliner_114sd","2023_freightliner_114sd","2024_freightliner_114sd","2025_freightliner_114sd","2026_freightliner_114sd"]},{"make":"FREIGHTLINER","model":"BUSINESS CLASS M2","year_from":2022,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"FREIGHTLINER","model":"CASCADIA","year_from":2022,"year_to":2026,"match":"exact","vehicle_ids":["2022_freightliner_cascadia","2023_freightliner_cascadia","2024_freightliner_cascadia","2025_freightliner_cascadia","2026_freightliner_cascadia"]}],"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":[]}