{"nhtsa_id":10148790,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-11-19","date":"2018-08-14","document_id":"122-M2T3L-09","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Subject: Cleaning cooling system. Information: Engine oil in cooling system (coolant warning light comes on).","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10148790-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10148790-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10148790","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"911","year_from":1997,"year_to":1997,"match":"exact","vehicle_ids":["1997_porsche_911"]},{"make":"PORSCHE","model":"BOXSTER","year_from":1997,"year_to":1997,"match":"exact","vehicle_ids":["1997_porsche_boxster"]}],"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":[]}