Problems · NHTSA complaints
2003 Porsche Cayenne S problems
Owners filed 4 complaints about the 2003 Porsche Cayenne S with NHTSA between Apr 2004 and Feb 2018. The most-cited component is fuel/propulsion system (2).
Complaints
4
Filed with NHTSA
Crashes
1
Reported by owners
Fires
0
Reported by owners
Injuries
0
People reported injured
Deaths
0
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Fuel/propulsion system2
- Power train1
- Tires1
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Data from NHTSA Complaints API · synced Nov 10, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
1
0
0
0
0
1
0
0
0
0
0
0
0
1
1
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 2004 | 1 |
| 2005 | 0 |
| 2006 | 0 |
| 2007 | 0 |
| 2008 | 0 |
| 2009 | 1 |
| 2010 | 0 |
| 2011 | 0 |
| 2012 | 0 |
| 2013 | 0 |
| 2014 | 0 |
| 2015 | 0 |
| 2016 | 0 |
| 2017 | 1 |
| 2018 | 1 |
Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.
Top problems in owners’ words
Verbatim from NHTSA complaints, newest first
Fuel/propulsion system
2 reports
“PORSCHE NOTIFIED ME OF RECALL NOVEMBER 29 2017”
Power train
1 report1 related recall
“FAILURE OF DRIVESHAFT AND TRANSMISSION 6 YEAR HISTORY OF "HESITATION" WHENEVER CAR ACCELERATED. *TR”
Tires
1 report1 crash
“IN THE LAST TWO MONTHS, CONSUMER HAD TWO ACCIDENT DIRECTLY RELATED TO THE PERELLI TIRE TREAD. (NAR) *PH *CB”
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.