{"nhtsa_id":11020220,"type":"service_campaign","type_name":"Service campaign","date_added":"2025-07-07","date":"2025-06-05","document_id":"C7000","mfr_campaign":"C7000","replaces":null,"component":"ENGINE","mfr_system":null,"summary":"This Warranty Field Campaign is being issued to address o-ring replacements at the air compressor coolant lines on certain X15 and X12 engines. This will prevent potential coolant leaks due to non-conforming o-ring material. Through this Campaign, it is authorized to repair applicable components at certified repair locations if all criteria are met in the Action section. This is an update to a previously submitted communication.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11020220-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11020220-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11020220","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ISX12","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CUMMINS","model":"ISX12N","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CUMMINS","model":"X15","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":[]}