{"nhtsa_id":10212056,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-05-23","date":"2022-04-13","document_id":"SIL 06-WT-22","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES","mfr_system":null,"summary":"Announces update to torque converter clutch valve and pressure control solenoid that is backward compatible","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10212056-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10212056-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10212056","components":[{"id":"brakes","name":"Brakes","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"ALLISON","model":"TRANSMISSION","year_from":null,"year_to":null,"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":[]}