{"nhtsa_id":11010998,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-12-03","date":"2023-07-06","document_id":"SC-22-026","mfr_campaign":"SC-22-026","replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Service Bulletin for upgraded battery fans on select heavy duty electric buses. Moving to brushless fans to extend the service life of the fans.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-11010998-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-11010998-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11010998","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PROTERRA","model":"CATALYST","year_from":2017,"year_to":2018,"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":[]}