{"nhtsa_id":11020153,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-07-02","date":"2025-06-04","document_id":"No. 21-25","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"Manufacturers certificate for an Overview of Approved Porsche A40 Engine Oils. The vehicles affected are cars that use engine A40 from MY1994-2000. The affected vehicles are not available but please refer to the bulletin for more information.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11020153-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11020153-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11020153","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"CARRERA","year_from":2001,"year_to":2001,"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":[]}