Model year 2021 · Standard Sport Utility Vehicle 4WD
2021 Porsche Cayenne: recalls, fuel economy and safety ratings
EPA rates the 2021 Porsche Cayenne at 17–21 mpg combined across 12 versions. NHTSA lists 7 safety recalls and 21 owner complaints for this model year.
Safety recalls
7
EPA combined mpg
17–21
NHTSA overall rating
—
Recall file dated Oct 27, 2026 · EPA file dated Sep 29, 2026 · updated Oct 27, 2026, 7:34 AM EDT
NHTSA lists this vehicle as CAYENNE E-HYBRID, CAYENNE GTS, CAYENNE S, CAYENNE TURBO S E-HYBRID.
Check your own car: enter your 17-character VIN at nhtsa.gov/recalls to see open recalls for that exact vehicle, and contact a Porsche dealer to schedule the repair — safety recall repairs are free. The list below covers the whole model year, so not every recall applies to every car.
2021 Porsche Cayenne recalls
NHTSA's recall file lists 7 safety recalls for the 2021 Porsche Cayenne, newest first.
Back over prevention: Sensing system: Camera
NHTSA 25V896000Reported Dec 19, 2025
Filed by
Porsche Cars North America, Inc. (manufacturer recall no. ASB2)
Units affected
172,107 (estimate)
Problem
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.
Porsche Cars North America, Inc. (manufacturer recall no. APB6)
Units affected
41,345 (estimate)
Problem
Porsche Cars North America, Inc. (Porsche) is recalling various models and model years. Please see the recall report for a list of the included vehicles. When using the industrial 220V/240V plug at the 100% charge setting, some home power outlets may be incapable of handling the electrical current required to utilize the compact charging system, causing the outlet or charging cable to overheat.
Risk
An overheated outlet or charging cable can increase the risk of a fire.
Remedy
Owners are advised not to use the 220V/240V compact/portable charging cable and only use the 110V home charging cable or public charging stations. Dealers will supply a new 220V/240V compact/portable charging cable with an incorporated temperature sensor, free of charge. Owner notification letters were mailed on October 24, 2024. A second notice will be sent once remedy parts become available, anticipated mid-2024. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is APB6.
Porsche Cars North America, Inc. (manufacturer recall no. ANA1)
Components
Suspension: Rear; Tires
Units affected
1,241 (estimate)
Problem
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.
Porsche Cars North America, Inc. (manufacturer recall no. AMB4)
Units affected
27 (estimate)
Problem
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.
Porsche Cars North America, Inc. (manufacturer recall no. AMB1)
Units affected
12 (estimate)
Problem
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 Cayenne Turbo, Cayenne GTS, and Cayenne GTS Coupe vehicles. Cracks may develop on the surface of the engine cylinder bore.
Risk
Cracks may cause engine damage and a stall or an oil leak, increasing the risk of a crash or fire.
Remedy
Dealers will replace the engine, free of charge. Owner notification letters were mailed July 9, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMB1.
Air bags: Sensor: Occupant classification: Front passenger and 1 more component
NHTSA 21V318000Reported May 5, 2021
Filed by
Porsche Cars North America, Inc. (manufacturer recall no. AMB0)
Components
Air bags: Sensor: Occupant classification: Front passenger; Seats
Units affected
136 (estimate)
Problem
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.
Porsche Cars North America, Inc. (manufacturer recall no. AMA9)
Units affected
1,568 (estimate)
Problem
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.
Recall summaries are written by NHTSA from manufacturers' defect reports. Dates are when NHTSA received the report.
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2021 Porsche Cayenne fuel economy by version
EPA city/highway/combined estimates for each engine, transmission and drive combination; electric figures are in MPGe (miles per gallon equivalent). Annual fuel cost is EPA's estimate for 15,000 miles a year (55% city, 45% highway) at EPA's current fuel-price assumptions; your cost will vary.
Source: FuelEconomy.gov (U.S. DOE and EPA), file dated Sep 29, 2026. Each version links to its FuelEconomy.gov record.
EPA estimates come from standardized lab tests so cars can be compared fairly; real-world mileage depends on speed, weather, load, tires and driving style.
2021 Porsche Cayenne crash-test ratings
NHTSA 5-Star Safety Ratings for the tested versions. More stars mean a lower chance of serious injury in that type of crash. Rollover risk is NHTSA's estimated chance of rolling over in a single-vehicle crash.
2021 Porsche Cayenne NHTSA 5-Star Safety Ratings
Tested vehicle
Overall
Frontal
Side
Rollover
Rollover risk
Forward collision warning
2021 Porsche Cayenne Coupe SUV AWD
Not rated
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No
2021 Porsche Cayenne E-Hybrid Coupe SUV AWD
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No
2021 Porsche Cayenne E-Hybrid SUV AWD
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No
2021 Porsche Cayenne GTS Coupe SUV AWD
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No
2021 Porsche Cayenne GTS SUV AWD
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No
2021 Porsche Cayenne S Coupe SUV AWD
Not rated
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No
2021 Porsche Cayenne S SUV AWD
Not rated
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No
2021 Porsche Cayenne SUV AWD
Not rated
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No
2021 Porsche Cayenne Turbo Coupe SUV AWD
Not rated
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No
2021 Porsche Cayenne Turbo S E-Hybrid Coupe SUV AWD
Not rated
Not rated
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Not rated
—
No
2021 Porsche Cayenne Turbo S E-Hybrid SUV AWD
Not rated
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—
No
2021 Porsche Cayenne Turbo SUV AWD
Not rated
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Not rated
—
No
Source: NHTSA 5-Star Safety Ratings (New Car Assessment Program), checked Oct 26, 2026.
Star ratings compare vehicles of similar size and weight; a frontal rating for a large pickup is not directly comparable with one for a small car.
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2021 Porsche Cayenne owner complaints
Owners have filed 21 complaints with NHTSA about the 2021 Porsche Cayenne, most recently on Aug 31, 2026. 0 mention a crash, 0 a fire, 0 injured people and 0 deaths. These are unverified reports; a complaint is not proof of a defect.
Most-cited components in 2021 Porsche Cayenne complaints
Component named in complaints
Mentions
Electrical system
5
Unknown or other
5
Air bags
4
Engine
3
Forward collision avoidance: Adaptive cruise control
