{"nhtsa_id":10141877,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-06-18","date":"2013-06-01","document_id":"SF483","mfr_campaign":null,"replaces":null,"component":"PARKING BRAKE","mfr_system":null,"summary":"SF483-DLR Western Star ECC Park Brake Output Signals","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2013/MC-10141877-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2013/MC-10141877-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10141877","components":[{"id":"brakes","name":"Brakes","parent":null},{"id":"parking-brake","name":"Parking brake","parent":"brakes"}],"codes":[],"topics":[],"vehicles":[{"make":"WESTERN STAR","model":"4700","year_from":2011,"year_to":2014,"match":"exact","vehicle_ids":["2011_western-star_4700","2012_western-star_4700","2013_western-star_4700","2014_western-star_4700"]},{"make":"WESTERN STAR","model":"4900","year_from":2011,"year_to":2014,"match":"exact","vehicle_ids":["2011_western-star_4900","2012_western-star_4900","2013_western-star_4900","2014_western-star_4900"]},{"make":"WESTERN STAR","model":"6900","year_from":2011,"year_to":2014,"match":"exact","vehicle_ids":["2011_western-star_6900","2012_western-star_6900","2013_western-star_6900","2014_western-star_6900"]}],"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":[]}