{"nhtsa_id":11028173,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-02-04","date":"2026-01-31","document_id":"SSM 54540","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"Some 2025-2026 Escape/Bronco Sport vehicles equipped with a 1.5L EcoBoost engine may require replacement of the engine thermostat due to various concerns. Workshop Manual (WSM), Section 303-03A Engine Cooling > Thermostat Housing > Removal and Installation has been updated with a revised service procedure eliminating the need to remove the generator assembly to gain access to the thermostat housing.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11028173-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11028173-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11028173","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"BRONCO SPORT","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_ford_bronco-sport","2026_ford_bronco-sport"]},{"make":"FORD","model":"ESCAPE","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_ford_escape","2026_ford_escape"]}],"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":[]}