{"nhtsa_id":10083016,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-10-20","date":"2015-03-10","document_id":"FSB 258-035","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM","mfr_system":null,"summary":"\"AFTERTREATMENT DIESEL EXHAUST FLUID, (DEF) TANK VENT FILTER. MACK TRUCKS HAS INTRODUCED A DEF TANK VENT FILTER KIT DESIGNED FOR USE IN HARSH, ABRASIVE AND DIRTY ENVIRONMENTS. THIS FILTER SHOULD BE REPLACED WHEN THE VEHICLE AIR FILTER IS REPLACED, MINIMUM EVERY 12 MONTHS. \"","document":null,"url":"https://open.wenmarpro.com/bulletins/10083016","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"MACK","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":[]}