{"nhtsa_id":11030926,"type":"service_campaign","type_name":"Service campaign","date_added":"2026-04-07","date":"2026-03-05","document_id":"RCA-38-23-003-5","mfr_campaign":"FSAM-449","replaces":null,"component":"POWER TRAIN","mfr_system":null,"summary":"Service Document Revision - RCA-38-23-003-5. Revision 5 updates the amount of drained drive unit fluid that requires drive unit replacement.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030926-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030926-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11030926","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"RIVIAN","model":"R1S","year_from":2022,"year_to":2022,"match":"exact","vehicle_ids":["2022_rivian_r1s"]},{"make":"RIVIAN","model":"R1T","year_from":2022,"year_to":2022,"match":"exact","vehicle_ids":["2022_rivian_r1t"]}],"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":[]}