{"nhtsa_id":10203063,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-11-05","date":"2021-10-15","document_id":"No. 70-21","mfr_campaign":null,"replaces":null,"component":"WHEELS; EQUIPMENT:OTHER:LABELS; TIRES","mfr_system":null,"summary":"Instructions on the manufacturer's certificate for approved winter tires, wheels, and snow chains.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10203063-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10203063-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10203063","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"labels-manuals","name":"Labels and manuals","parent":null},{"id":"tires","name":"Tires","parent":null},{"id":"wheels","name":"Wheels","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"911 CARRERA","year_from":2005,"year_to":2008,"match":"base","vehicle_ids":["2005_porsche_911","2006_porsche_911","2007_porsche_911","2008_porsche_911"]},{"make":"PORSCHE","model":"911 CARRERA S","year_from":2005,"year_to":2008,"match":"base","vehicle_ids":["2005_porsche_911","2006_porsche_911","2007_porsche_911","2008_porsche_911"]},{"make":"PORSCHE","model":"911 CARRERA S CABRIOLET","year_from":2005,"year_to":2006,"match":"base","vehicle_ids":["2005_porsche_911","2006_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":[]}