{"nhtsa_id":10204426,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-12-13","date":"2021-11-11","document_id":"ATC2344C","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING; ENGINE","mfr_system":null,"summary":"This Account Team Coverage is being issued to address leaks from aluminum oil cooler, on certain ISL G CM2180 or L9N CM2380 L124B engines. This field action authorizes certified repair locations to replace the aluminum oil cooler with a stainless steel oil cooler. This is an update to a previously submitted communication.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10204426-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10204426-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10204426","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ISL G","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CUMMINS","model":"L9","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":[]}