{"nhtsa_id":10001460,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-05-07","date":"2003-02-28","document_id":"402","mfr_campaign":null,"replaces":"1100","component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"ENGINE OILS APPROVED BY PORSCHE. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10001460","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"911 CARRERA","year_from":1999,"year_to":1999,"match":"base","vehicle_ids":["1999_porsche_911"]}],"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":[]}