{"nhtsa_id":11022325,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-09-02","date":"2025-08-13","document_id":"TSB83-164-FTL","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"Technical Service Bulletin for Heater Return Pipe","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11022325-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11022325-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11022325","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"CASCADIA","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_freightliner_cascadia"]}],"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":[]}