{"nhtsa_id":10117457,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-09-14","date":"2014-06-05","document_id":"122-K8Q9H-06","mfr_campaign":null,"replaces":null,"component":"TIRES; WHEELS","mfr_system":null,"summary":"Concerns: 20-inch Sport Classic wheel (I-no. XRU) Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. The opening for the wheel hub cover on the 20-inch Sport Classic wheel (I-no. XRU) was not machined correctly due to an error during the production process. As a result, there is no guarantee that the wheel can be balanced correctly when changing the tire, depending on the wheel balancing machine used. This can result in noticeable vibrations and reduced driving comfort.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10117457-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10117457-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10117457","components":[{"id":"tires","name":"Tires","parent":null},{"id":"wheels","name":"Wheels","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"911 TARGA 4","year_from":2014,"year_to":2014,"match":"base","vehicle_ids":["2014_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":[]}