{"nhtsa_id":10200946,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-09-03","date":"2021-08-26","document_id":"KC-342","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR; EQUIPMENT","mfr_system":null,"summary":"Selective Catalytic Reduction (SCR) Parts Supersession; New Part Numbers For SCR Muffler/Canister - All One Box And Two Box Configurations EXCEPT Turbo Compound - US17+OBD16 And US17+OBD18 Emissions, Model Years 2018 And 2019","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10200946-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10200946-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10200946","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"catalytic-converter","name":"Catalytic converter","parent":"exhaust-emissions"}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"MACK","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"VOLVO","model":"VOLVO","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":[]}