Service bulletins for the 2014 Porsche Cayenne
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.
521 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Differential are shown. Show all
| 122-U5E8V-06 | 2017-08-01. Service bulletin. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. 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. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.