{"nhtsa_id":10122069,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-11-08","date":"2017-10-25","document_id":"13-047","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE","mfr_system":null,"summary":"Non-Safety Campaign ? The lower nuts of the foot brake valve may not have been tightened correctly.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10122069-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10122069-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10122069","components":[{"id":"brakes","name":"Brakes","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KENWORTH","model":"K270","year_from":2016,"year_to":2016,"match":null,"vehicle_ids":[]},{"make":"KENWORTH","model":"K370","year_from":2016,"year_to":2016,"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":[]}