{"nhtsa_id":10178214,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-08-14","date":"2020-07-15","document_id":"SC-20-091","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"The reason for this software update is to update various controllers to the latest state of the art software. This will improve vehicle up-time, reduce driver interactions with the doors, and improve diagnostic fault handling. All the included Proterra Catalyst 800V vehicles require a change to the software/configuration for the following items: - Body Controller - Vehicle Controller - HVAC Inverter","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10178214-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10178214-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10178214","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"PROTERRA","model":"CATALYST","year_from":2019,"year_to":2020,"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":[]}