{"nhtsa_id":10194453,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-05-25","date":"2019-05-31","document_id":"CALWS49-001","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT","mfr_system":null,"summary":"Customer Advisory Letter on ATD Inlet Pipe Bellows Assembly","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10194453-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10194453-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10194453","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"WESTERN STAR","model":"4900","year_from":2017,"year_to":2020,"match":"exact","vehicle_ids":["2017_western-star_4900","2018_western-star_4900","2019_western-star_4900","2020_western-star_4900"]}],"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":[]}