{"nhtsa_id":10115946,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-25","date":"2017-07-31","document_id":"TSB17-2133","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:APPLIANCE:AIR CONDITIONER","mfr_system":null,"summary":"Some 2015-2017 F-150 vehicles equipped with a 3.5L Duratec or 5.0L engine may exhibit a lack of heat concern from the heating ventilation and air conditioning (HVAC) system when the vehicle is operated in temperatures that are consistently below -20 Å?C (4 Å?F). This condition may be due to deposits from the engine coolant becoming trapped in the heater core. Follow the Service Procedure steps to correct the condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10115946-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10115946-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10115946","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"hvac","name":"Heating and air conditioning","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"F-150","year_from":2015,"year_to":2017,"match":"exact","vehicle_ids":["2015_ford_f-150","2016_ford_f-150","2017_ford_f-150"]}],"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":[]}