"How reliable is the 2020 Porsche Cayenne?"

"Based on 25 NHTSA complaints, the 2020 Porsche Cayenne has a median complaint mileage of 8918 miles. The most common issue is UNKNOWN OR OTHER."

"What are common problems with the 2020 Porsche Cayenne?"

"The most frequently reported component in NHTSA complaints for the 2020 Porsche Cayenne is UNKNOWN OR OTHER, accounting for a significant portion of the 25 total complaints filed."

2020 Porsche Cayenne: Reliability Data

Source: NHTSA — 25 complaints

Total Complaints

8,918mi

Median Mileage

UNKNOWN OR OTHER

Top Issue

Crash Reports

When Do Complaints Happen?

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

6,337 25th Percentile

8,918 Median Mileage

11,500 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

UNKNOWN OR OTHER

SERVICE BRAKES

ELECTRICAL SYSTEM

POWER TRAIN

ENGINE

VEHICLE SPEED CONTROL

BACK OVER PREVENTION: CAMERA SYSTEM

VISIBILITY/WIPER

FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"THE CAR CAME WITH A FACTORY INSTALLED TOW SYSTEM. I RETURNED IT TO THE DEALER THREE TIMES AND IT DOES NOT WORK PROPERLY. I WAS SHOCKED PLUGGING IN A TESTER TO THE 7 WAY CONNECTOR. THE DEALER SERVICE MANAGER ADVISED ME THAT I WAS NOT SHOCKED AND STATES THAT THE LIGHTS STATING THE 7 WAY CONNECTOR IS N..."

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

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

Where Are Complaints Coming From?

Top states by complaint count.

TX: 8 OH: 4 CA: 3 AL: 2 ND: 2 ID: 2 DE: 1 VA: 1 IL: 1 NH: 1

Porsche Cayenne — Other Years

See how this model compares across different model years.

Year	Complaints	Median Mileage	Top Issue	Crashes
2004	51	95,000	ENGINE	4
2005	43	78,000	FUEL/PROPULSION SYSTEM	2
2006	55	83,505	FUEL/PROPULSION SYSTEM	1
2008	38	71,670	ELECTRICAL SYSTEM	0
2009	20	50,000	POWER TRAIN	0
2011	37	65,000	ENGINE	1
2012	33	44,750	POWER TRAIN	0
2013	53	66,095	POWER TRAIN	0
2014	76	14,000	POWER TRAIN	0
2016	53	18,600	UNKNOWN OR OTHER	0
2017	22	19,586	UNKNOWN OR OTHER	3
2019	51	9,800	ELECTRICAL SYSTEM	2
2021	20	-	UNKNOWN OR OTHER	0

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