{"nhtsa_id":10178490,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-08-17","date":"2020-07-21","document_id":"ATC2339","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION: OIL COOLER","mfr_system":null,"summary":"This ATC 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.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10178490-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10178490-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10178490","components":[{"id":"engine","name":"Engine","parent":null},{"id":"engine-oil","name":"Engine oil and lubrication","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ISL G","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CUMMINS","model":"L9N","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":[]}