{"nhtsa_id":10186610,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-02-03","date":"2021-01-19","document_id":"TechTalk7155","mfr_campaign":null,"replaces":null,"component":"STEERING","mfr_system":null,"summary":"Tech Talk discussion on 2020 Western Star, TRW Power Steering Whine.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10186610-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10186610-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10186610","components":[{"id":"steering","name":"Steering","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"114SD","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_freightliner_114sd"]},{"make":"WESTERN STAR","model":"4700","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_western-star_4700"]}],"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":[]}