2021 Porsche 911: recalls, fuel economy and safety ratings
EPA rates the 2021 Porsche 911 at 17–21 mpg combined across 19 versions. NHTSA lists 8 safety recalls and 6 owner complaints for this model year.
Safety recalls
8
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 911 CARRERA, 911 CARRERA S, 911 TURBO S.
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 911 recalls
NHTSA's recall file lists 8 safety recalls for the 2021 Porsche 911, 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. ARC4)
Units affected
2,251 (estimate)
Problem
Porsche Cars North America, Inc. (Porsche) is recalling certain 2025 Panamera, 2024 718 Cayman GT4 RS, 718 Spyder RS, and 2021-2024 911 vehicles. The center lock wheel bolt may fracture and cause the wheel to detach.
Risk
Wheel detachment can result in a loss of vehicle control, increasing the risk of a crash.
Remedy
Owners should not drive their vehicles until they have been repaired. Dealers will check the center lock wheel fastening system and replace any incorrectly manufactured parts, as necessary, free of charge. Owner notification letters were mailed on January 24, 2024. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is ARC4.
Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2024 911 vehicles. The front windshield and rear window may not be properly secured and can detach.
Risk
During air bag deployment, an unsecured windshield may not support the front air bags as intended, increasing the risk of injury in a crash.
Remedy
Dealers will inspect and replace the windshield and rear window as necessary, free of charge. Owner notification letters were mailed on August 30, 2024. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is ARA3.
Porsche Cars North America, Inc. (manufacturer recall no. APB3)
Units affected
2,923 (estimate)
Problem
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021-2023 911 Turbo S, 2022 911 Turbo, 2022-2023 911 GT3 Touring, 911 GT3, 911 Carrera 4 GTS, 2022-2024 911 Carrera GTS, 2023 911 GT3 RS, 911 Dakar, and 2024 911 Carrera T vehicles equipped with optional full bucket seats. The seat-mounted air bags may deploy unnecessarily during a crash.
Risk
Air bags that deploy unnecessarily can increase the risk of injury.
Remedy
Dealers will reprogram the air bag control unit, free of charge. Owner notification letters were mailed December 11, 2023. Owners may contact Porsche's customer service at 1-800-767-7243. Porsche's number for this recall is APB3.
Service brakes, hydraulic: Critical fasteners and 1 more component
NHTSA 21V697000Reported Sep 8, 2021
Filed by
Porsche Cars North America, Inc. (manufacturer recall no. AMB9)
Components
Service brakes, hydraulic: Critical fasteners; Service brakes, hydraulic: Foundation components
Units affected
11 (estimate)
Problem
Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2021 911 Carrera and Taycan vehicles. The pressure input rod connection on the brake booster may be loose and could detach.
Risk
A detached pressure input rod will cause the brake pedal to fail, increasing the risk of a crash.
Remedy
Dealers will repair or replace the brake booster as necessary, free of charge. Owner notification letters were mailed October 28, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMB9.
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 911 Carrera Coupe, 911 Carrera S Coupe, 911 Carrera 4 Coupe, 911 Carrera 4S Coupe, 911 Turbo Coupe, 911 Turbo S Coupe, Panamera, Panamera 4 E-Hybrid, Panamera 4S, Panamera GTS, Panamera Turbo S, Taycan, Taycan 4S, Taycan Turbo, and Taycan Turbo S vehicles. The seat belt automatic locking retractors may deactivate early, which can prevent the child restraint system from securing properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 208, "Occupant Crash Protection."
Risk
An unsecured child restraint system can increase the risk of injury during a crash.
Remedy
Dealers will inspect and replace the seat belt assemblies, as necessary, free of charge. Owner notification letters were mailed October 1, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMB6.
Air bags: Sensor: Occupant classification: Front passenger and 1 more component
NHTSA 21V467000Reported Jun 23, 2021
Filed by
Porsche Cars North America, Inc. (manufacturer recall no. AMB3)
Components
Air bags: Sensor: Occupant classification: Front passenger; Seats
Units affected
149 (estimate)
Problem
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 911 Turbo Coupe, 911 Turbo S Coupe, 911 Carrera 4S Targa, 911 Carrera 4S Cabriolet, 911 Turbo S Cabriolet, and 911 Turbo Cabriolet vehicles. Incorrect passenger seat was installed and may cause a Occupant Classification System (OCS) malfunction.
Risk
An OCS malfunction may affect the front passenger air bag, increasing the risk of injury.
Remedy
Dealers will install the correct seat, free of charge. Owner notification letters were mailed November 16, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMB3.
Suspension: Critical fasteners and 1 more component
NHTSA 21V157000Reported Mar 10, 2021
Filed by
Porsche Cars North America, Inc. (manufacturer recall no. AMA3)
Components
Suspension: Critical fasteners; Suspension
Units affected
396 (estimate)
Problem
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 Porsche Taycan Turbo, Taycan Turbo S, Taycan, Taycan 4S, 911 Turbo S Coupe, Cayman, Cayman T, Cayman S, Cayman GT4, 911 Carrera Coupe, 911 Carrera S Coupe, 911 Carrera 4S Coupe, 911 Carrera 4S Targa, 911 Carrera Cabriolet, 911 Carrera S Cabriolet, 911 Carrera 4S Targa Heritage Design Edition, 911 Carrera 4S Cabriolet, 911 Turbo Coupe, 911 Turbo Cabriolet, 911 Turbo S Cabriolet, 718 Spyder, and Boxster vehicles. Certain suspension components may not have been tightened correctly and can loosen.
Risk
Loose suspension components may detach, causing a sudden loss of vehicle stability and control, and increasing the risk of a crash.
Remedy
Dealers will replace the affected suspension nuts and bolts. Dealers will also inspect surrounding components for damage, and replace any damaged parts as necessary. Repairs will be performed free of charge. Owner notification letters were mailed May 7, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMA3.
Recall summaries are written by NHTSA from manufacturers' defect reports. Dates are when NHTSA received the report.
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2021 Porsche 911 fuel economy by version
EPA city/highway/combined estimates for each engine, transmission and drive combination. 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 911 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 911 NHTSA 5-Star Safety Ratings
Tested vehicle
Overall
Frontal
Side
Rollover
Rollover risk
Forward collision warning
2021 Porsche 911 Carrera 2 DR RWD
Not rated
Not rated
Not rated
Not rated
—
No
2021 Porsche 911 Carrera 4 2 DR AWD
Not rated
Not rated
Not rated
Not rated
—
No
2021 Porsche 911 Carrera 4 Cabriolet C AWD
Not rated
Not rated
Not rated
Not rated
—
No
2021 Porsche 911 Carrera 4S 2 DR AWD
Not rated
Not rated
Not rated
Not rated
—
No
2021 Porsche 911 Carrera 4S Cabriolet C AWD
Not rated
Not rated
Not rated
Not rated
—
No
2021 Porsche 911 Carrera Cabriolet C RWD
Not rated
Not rated
Not rated
Not rated
—
No
2021 Porsche 911 Carrera S 2 DR RWD
Not rated
Not rated
Not rated
Not rated
—
No
2021 Porsche 911 Carrera S Cabriolet C RWD
Not rated
Not rated
Not rated
Not rated
—
No
2021 Porsche 911 Targa 4 2 DR AWD
Not rated
Not rated
Not rated
Not rated
—
No
2021 Porsche 911 Targa 4S 2 DR AWD
Not rated
Not rated
Not rated
Not rated
—
No
2021 Porsche 911 Targa 4S Heritage Edition 2 DR AWD
Not rated
Not rated
Not rated
Not rated
—
No
2021 Porsche 911 Turbo S 2 DR AWD
Not rated
Not rated
Not rated
Not rated
—
No
2021 Porsche 911 Turbo S Cabriolet C AWD
Not rated
Not rated
Not rated
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 911 owner complaints
Owners have filed 6 complaints with NHTSA about the 2021 Porsche 911, most recently on Sep 14, 2026. 0 mention a crash, 1 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 911 complaints
