{"nhtsa_id":10189881,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-04-05","date":"2021-03-09","document_id":"FSB 258-041","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, DIESEL; ENGINE","mfr_system":null,"summary":"Diesel Exhaust Fluid (DEF) Crystallisation, Dosing valve, Clean","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10189881-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10189881-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10189881","components":[{"id":"engine","name":"Engine","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"ANTHEM (AN)","year_from":2019,"year_to":2020,"match":"base","vehicle_ids":["2019_mack_anthem","2020_mack_anthem"]},{"make":"MACK","model":"GRANITE (GR)","year_from":2019,"year_to":2020,"match":"base","vehicle_ids":["2019_mack_granite","2020_mack_granite"]},{"make":"MACK","model":"GRANITE (GU)","year_from":2019,"year_to":2020,"match":"base","vehicle_ids":["2019_mack_granite","2020_mack_granite"]}],"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":[]}