{"nhtsa_id":10217828,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-08-15","date":"2022-07-28","document_id":"FSB.0020","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, GASOLINE","mfr_system":null,"summary":"Communicated U.S. DOT FMVSS mandatory fuel system inspection interval for all medium- and heavy-duty compressed natural gas vehicles over 10,000 lbs. GVWR change from every three (3) years or 36,000 miles (58,000 km) to at least every twelve (12) months regardless of mileage. New interval is effective March 14, 2023; earlier compliance recommended.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10217828-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10217828-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10217828","components":[{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"AGILITY FUEL SYSTEMS","model":"AGILITY FUEL SYSTEMS","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]}],"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":[]}