There are 2 stored owner reports matching the fuel system leading-label group for the 2016 Porsche Cayenne in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 2 of 2 matching reports.
Open the full vehicle complaint log (all categories)I noticed a hesitation when I Pressed the gas pedal, I also noticed the smell of Gasoline when I parked it in my Garage. I had my Certified mechanic look at it and he told me there was a recall on the Fuel sending unit, creating a transfer case failure, apparently the flange breaks and leaks gas. I googled it and it confirms it. I called the local dealer and they have not called me back?
UPON COMPLETION OF MODIFICATIONS DUE TO VOLKSWAGEN/AUDI/PORSCHE 3.0L DIESEL EMISSIONS SETTLEMENT PROGRAM THE VEHICLE HAS AN INTERMITTENT DELAY WHEN ACCELERATING. THIS DELAY IS UNPREDICTABLE AND CAN BE SEVERAL SECONDS IN DURATION. ONCE ACCELERATION IS APPLIED IT IS TOO MUCH POWER AND AGAIN UNPREDICTABLE IN RESULTS. APPEARS TO BE RELATED TO OUTSIDE TEMPERATURE. OVER 80(F) IS WHEN MOST TROUBLESOME. WHEN CROSSING INTERSECTIONS AND ACCELERATING TO GET ON THE HIGHWAY IS WHEN THE SAFETY ASPECT IS OBVIOUS.PORSCHE HAS STATED THIS IS A NORMAL AFTEREFFECT FROM THE MODIFICATION AND MY VEHICLE IS WORKING WITHIN THE PARAMETERS SET FORTH BY THE CARB AGREEMENT.
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.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.