Verdict
2021 Porsche Cayenne: Complaints, Recalls & Known Issues
What the public record actually says about the 2021 Porsche Cayenne — every figure below is a NHTSA or EPA number, not an opinion.
The read
Fewer reported complaints than most SUV.
Owners filed 17 NHTSA complaints — fewer complaints than 77% of 2021 SUVs. Electrical System leads the reports (29%). 5 safety recall campaigns on record — check the VIN and remedy terms with a dealer.
Based on NHTSA complaint volume against 2021 SUVs, not adjusted for how many were sold. It describes the model year, not the individual car you are looking at.
Complaints filed
17
Reports to NHTSA, 2021
Safety recalls
5
NHTSA campaigns on record
NHTSA crash test
Not rated
Overall NCAP rating
Combined MPG
20
EPA estimate
Complaint volume vs. segment peers
Fewer complaints than 77% of 2021 SUVs
The bar is this car's percentile among 2021 SUVs by complaint volume — a full bar means the fewest complaints in its class. Not adjusted for sales.
Known issues
Electrical System issues lead owner complaints (29% of 17 reports), followed by air bags (18%).
Share of all 17 NHTSA complaints for this model year, grouped by the component owners named. Bars are scaled to the largest category. Examples: ODI 11593255, ODI 11543394, ODI 11531025, ODI 11737123, ODI 11692345.
Recalls(5)
Open a recall to read what NHTSA says is wrong, what can happen, and how it gets fixed. Check the VIN and remedy eligibility with a dealer; federal no-charge requirements have an age limit, though a manufacturer may offer more coverage.
SeatsMay 2021 · 21V318000Details +Close −
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 Cayenne GTS, Cayenne GTS Coupe, 2020-2021 Cayenne Coupe, Cayenne S Coupe, Cayenne E-Hybrid Coupe vehicles. The passenger seat back heating element was not installed and may impact the calibration of the Occupant Classification System.
Risk: The front passenger air bag may fail to deploy, increasing the risk of injury.
Remedy: Dealers will install a heating element, free of charge. Owner notification letters were mailed June 25, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMB0.
Suspension · 21V271000Details +Close −
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 Cayenne, Cayenne S, Cayenne Turbo, Cayenne GTS, Cayenne Coupe, Cayenne S Coupe, Cayenne Turbo Coupe, and Cayenne GTS Coupe vehicles. The lock nut on the trailing arm of the rear axle may break due to stress corrosion.
Risk: A broken lock nut may misalign the rear axle, causing a loss of control and increasing the risk of a crash.
Remedy: Porsche will notify owners, and dealers will replace the lock nuts, free of charge. The recall began on June 18, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMA9.
Steering · 21V493000Details +Close −
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 Cayenne vehicles. The screw connection between the steering column and steering box may fail, which can result in a detached steering column.
Risk: A detached steering column can cause a loss of control, increasing the risk of a crash.
Remedy: Dealers will install a new screw, free of charge. Owner notification letters were mailed August 24, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMB4.
Suspension · 22V040000Details +Close −
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021-2022 Cayenne vehicles. The rear axle alignment may not have been inspected after the repairs for Recall 21V-271 (AMA9) were performed.
Risk: Rear axle misalignment may cause premature or uneven tire wear, increasing the risk of a crash.
Remedy: Dealers will inspect the rear axle, adjust the alignment as necessary, and replace any prematurely or unevenly worn tires, free of charge. Owner notification letters were mailed March 10, 2022. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is ANA1.
Back Over Prevention · 25V896000Details +Close −
Porsche Cars North America, Inc. (Porsche) is recalling certain 2019-2025 Cayenne, Cayenne E-Hybrid, 2020-2025 911, Taycan, 2024-2025 Panamera, and 2025 Panamera E-Hybrid vehicles. The rearview camera image may not display when the vehicle is placed in reverse. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 111, "Rear Visibility."
Risk: A rearview image that does not display properly reduces the driver's view behind the vehicle, increasing the risk of a crash.
Remedy: Dealers will update the driver assistance software, free of charge. Owner notification letters were mailed February 13, 2026. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is ASB2. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning January 19, 2026.
A campaign can apply to this model year without being incomplete on a specific vehicle. Check the VIN with NHTSA or a dealer to confirm whether a particular car needs repair.
Investigations
0 NHTSA investigations on record
No investigations are on record as of Jul 2026. An empty record is not a clean bill of health.
Crash-test ratings
2021 Porsche Cayenne SUV AWD NHTSA source
- Overall
- Not rated
- Frontal
- Not rated
- Side
- Not rated
- Rollover
- Not rated
Fuel economy by trim
| Trim | Engine | Drivetrain | Transmission | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| Cayenne | 3.0L 6-cyl | All-Wheel Drive | Automatic (S8) | 19 | 23 | 20 |
EPA laboratory estimates by trim and engine. Actual mileage varies with driving, weather, load, and maintenance. EPA source.
Before you buy
Useful next checks
Federal records tell you about patterns. These checks can tell you more about the specific car in front of you.
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Compare model years
"Fewest reports" and "most complained" describe raw NHTSA complaint totals, not vehicle reliability. The last few model years are left unlabelled because they have had less road time.
2021 Porsche Cayenne: frequently asked
What does the complaint record show for the 2021 Porsche Cayenne?
Owners filed 17 NHTSA complaints about the 2021 Porsche Cayenne — fewer complaints than 77% of comparable 2021 SUVs, so it sits toward the stronger end of its class. That's a signal, not a guarantee about any single car.
What are the most common problems on the 2021 Porsche Cayenne?
The most-reported problem areas are Electrical System (29% of complaints) and air bags (18%).
How many recalls does the 2021 Porsche Cayenne have?
5 recalls have been issued that affect the 2021 Porsche Cayenne, covering components such as seats. Check the VIN with NHTSA and ask a dealer to confirm remedy eligibility; federal no-charge requirements have an age limit, though manufacturers may offer more coverage.
What gas mileage does the 2021 Porsche Cayenne get?
The EPA rates the 2021 Porsche Cayenne at 20 mpg combined.