{"nhtsa_id":10168950,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-12-07","date":"2019-11-15","document_id":"SC-19-133","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM","mfr_system":null,"summary":"This campaign updates the Grayson battery thermal management system to the latest version for improved performance.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10168950-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10168950-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10168950","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PROTERRA","model":"CATALYST","year_from":2017,"year_to":2019,"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":[]}