{"nhtsa_id":39570,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1995-11-01","date":"1993-11-01","document_id":"GRP4/9313","mfr_campaign":null,"replaces":null,"component":"WHEELS","mfr_system":null,"summary":"NEW WHEEL SECURITY SYSTEM. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/39570","components":[{"id":"wheels","name":"Wheels","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"PORSCHE","year_from":1994,"year_to":1994,"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":[]}