2004 Porsche Cayenne S: Reliability Data

Source: NHTSA — 71 complaints
71
Total Complaints
71,000mi
Median Mileage
POWER TRAIN
Top Issue
4
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

17,000 25th Percentile
71,000 Median Mileage
98,490 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

POWER TRAIN
7
FUEL/PROPULSION SYSTEM
7
ENGINE AND ENGINE COOLING
6
ENGINE
6
ELECTRICAL SYSTEM
6
TIRES
4
POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
3
ENGINE AND ENGINE COOLING:COOLING SYSTEM
3
ENGINE AND ENGINE COOLING:ENGINE
2
EXTERIOR LIGHTING
2

Severity Assessment

4
Crashes
0
Fires
4
Injuries
0
Deaths

Sample Complaint Reports

"VEHICLE FAILED ON AT LEAST THREE OCCASIONS TO INITIATE ABS STEERING TO STAY IN LANE ON SNOW PACKED ROAD ON DOWNHILL GRADE. BRAKES INITIALLY GRABBED AND FOUR WHEEL DRIVE WOULD NOT REACT TO DRIVER INPUT TO OBTAIN STEERING CONTROL DURING PROLONGED SLIDE. VEHICLE WAS EQUIPPED AS SOLD WITHOUT MODIFICAT..."
"I HAVE HAD PROBLEMS WITH 3 OF THE 4 DOORS NOT OPERATING CORRECTLY. MY RIGHT REAR DOOR DOES NOT OPEN AT TIMES FROM THE INSIDE OR OUTSIDE. THE VEHICLE HAS BEEN TO THE SHOP 4 TIMES FOR REPAIR AND PORSHE HAS BEEN UNABLE TO FIX IT. ON 2 OF THE OTHER DOORS, SOMETIMES THE OUTER DOOR HANDLES REMAIN IN TH..."
"I HAVE HAD PROBLEMS WITH 3 OF THE 4 DOORS NOT OPERATING CORRECTLY. MY RIGHT REAR DOOR DOES NOT OPEN AT TIMES FROM THE INSIDE OR OUTSIDE. THE VEHICLE HAS BEEN TO THE SHOP 4 TIMES FOR REPAIR AND PORSHE HAS BEEN UNABLE TO FIX IT. ON 2 OF THE OTHER DOORS, SOMETIMES THE OUTER DOOR HANDLES REMAIN IN TH..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28