{"nhtsa_id":10144918,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-09-24","date":"2018-08-21","document_id":"TSB 18-2253","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Some 2017-2018 F-Super Duty vehicles equipped with a 6.7L engine built on or before 8-Jul-2018 may exhibit a lack of heat coming from the driver side vents when operating the vehicle in ambient temperatures below -20Å?C (4Å?F). This condition may be due to deposits from the engine coolant trapped in the heater core. Follow the Service Procedure steps to correct the condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10144918-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10144918-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10144918","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"F-250 SD","year_from":2017,"year_to":2018,"match":"base","vehicle_ids":["2017_ford_f-250","2018_ford_f-250"]},{"make":"FORD","model":"F-350 SD","year_from":2017,"year_to":2018,"match":"base","vehicle_ids":["2017_ford_f-350","2018_ford_f-350"]},{"make":"FORD","model":"F-450 SD","year_from":2017,"year_to":2017,"match":"base","vehicle_ids":["2017_ford_f-450"]},{"make":"FORD","model":"F-550 SD","year_from":2017,"year_to":2017,"match":"base","vehicle_ids":["2017_ford_f-550"]},{"make":"FORD","model":"F-650 SD","year_from":2017,"year_to":2018,"match":"base","vehicle_ids":["2017_ford_f-650","2018_ford_f-650"]},{"make":"FORD","model":"F-750 SD","year_from":2017,"year_to":2018,"match":"base","vehicle_ids":["2017_ford_f-750","2018_ford_f-750"]}],"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":[]}