There are 1 stored owner reports matching the fuel system leading-label group for the 2017 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 1 of 1 matching reports.
Open the full vehicle complaint log (all categories)OVERNIGHT FUEL PRESSURE LOSS RESULTS IN EXTENDED CRANK CYCLE. DESPITE 6 SERVICE VISITS BETWEEN TWO CHICAGOLAND AREA PORSCHE DEALERSHIPS, THE VEHICLE HAS NOT BEEN SATISFACTORILY REPAIRED. FUEL PRESSURE LOSS WAS CONFIRMED ON MULTIPLE OCCASIONS BY THE SEMERSKY'S PORSCHE EXCHANGE IN HIGHLAND PARK, ILLINOIS. FUEL PUMPS WERE APPARENTLY REPLACED, THE LAST TIME DAMAGING THE SEAT CLIPS UNDER THE SECOND ROW BENCH SEAT. FUEL PRESSURE LOSS HAS SLOWED, BUT STILL OCCURS WHEN FUEL TANK IS MORE THAN 3/4 EMPTY. THIS VEHICLE IS COVERED BY MANUFACTURER WARRANTY AND THE PROBLEM BECAME APPARENT AT 24K MILES.
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.