{"nhtsa_id":10109263,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-01","date":"2017-08-26","document_id":"122-U5E8V-06","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT","mfr_system":null,"summary":"Concerns: Rear-differential lock control unit Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. With the current data record for regulating the rear-differential lock, noises (\"rattling\") can occur in the rear axle area as a result of a certain driving style over the service life of the vehicle. This will not impair the function of the rear-differential lock.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10109263-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10109263-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10109263","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"differential","name":"Differential","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"CAYENNE","year_from":2011,"year_to":2014,"match":"exact","vehicle_ids":["2011_porsche_cayenne","2012_porsche_cayenne","2013_porsche_cayenne","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":[]}