{"nhtsa_id":10117479,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-09-14","date":"2014-09-29","document_id":"122-X3H2P-06","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"Concerns: Cylinder head Information: This is to inform you of a Stop Sale Campaign on the above-mentioned vehicles. Routine tests carried out previously have shown that the cylinder head on the engines on the affected vehicles do not meet the required specifications and there is a possibility that the long-term durability required by Porsche will not be met.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10117479-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10117479-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10117479","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"CAYENNE","year_from":2014,"year_to":2014,"match":"exact","vehicle_ids":["2014_porsche_cayenne"]}],"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":[]}