There are 1 owner-reported steering complaints for the 2019 Porsche Cayennein NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
SEVERAL TIMES A MONTH WHEN MY CAR COMES TO A STOP THE BRAKES MALFUNCTION AND THE BRAKE PEDAL GOES TO THE FLOOR AND THE POWER STEERING STOPS WORKING. IT TAKES UP TO ANOTHER CAR LENGTH TO FULLY STOP WHEN THIS HAPPENS - SOMETIMES JUST A FEW EXTRA FEET. IT HAS CAUSED ME TO DAMAGE THE FRONT END BY DRIVING INTO A BUSH. THE DEALER REFUSES TO DO ANYTHING BECAUSE THEY CAN'T REPLICATE THE BRAKE PROBLEM AND THEY STATE THE STEERING PROBLEM IS NORMAL. I HAVE BEEN ABLE TO REPLICATE THE STEERING PROBLEMS TO THEM BUT BECAUSE THE BRAKE ISSUE HAPPENS ONLY A FEW TIMES A MONTH I WAS NOT ABLE TO.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026