{"nhtsa_id":10251270,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-03-05","date":"2024-02-28","document_id":"No. 25-23","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Instructions on the manufacturers certificate for overview on approved C40 GT engine oil","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-10251270-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-10251270-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10251270","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"PORSCHE","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":[]}