{"nhtsa_id":10194930,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-06-03","date":"2021-05-28","document_id":"21502","mfr_campaign":null,"replaces":null,"component":"PARKING BRAKE","mfr_system":null,"summary":"The spring inside the spring brake chamber may allow the pressure plate to shift and wear a hole through the diaphragm resulting in an air leak.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10194930-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10194930-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10194930","components":[{"id":"brakes","name":"Brakes","parent":null},{"id":"parking-brake","name":"Parking brake","parent":"brakes"}],"codes":[],"topics":[],"vehicles":[{"make":"INTERNATIONAL","model":"LT","year_from":2021,"year_to":2021,"match":null,"vehicle_ids":[]},{"make":"INTERNATIONAL","model":"RH","year_from":2021,"year_to":2021,"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":[]}