{"nhtsa_id":11025637,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-11-19","date":"2025-11-10","document_id":"9100727","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"When installing the new replacement pipe, do not remove or replace the O-ring that comes pre-installed on the new part. This O-ring is factory-fitted and must remain in place to ensure proper sealing and prevent leaks or fitment issues.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11025637-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11025637-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11025637","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"RAM","model":"2500","year_from":2024,"year_to":2024,"match":"exact","vehicle_ids":["2024_ram_2500"]},{"make":"RAM","model":"3500","year_from":2024,"year_to":2024,"match":"exact","vehicle_ids":["2024_ram_3500"]}],"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":[]}