Verdict
2021 Porsche 911: Complaints, Recalls & Known Issues
What the public record actually says about the 2021 Porsche 911 — every figure below is a NHTSA or EPA number, not an opinion.
The read
Middle-of-the-pack complaint volume for coupe.
Owners filed 5 NHTSA complaints — more complaints than 61% of 2021 coupes. Fuel/Propulsion System leads the reports (60%). 6 safety recall campaigns on record — check the VIN and remedy terms with a dealer.
Based on NHTSA complaint volume against 2021 coupes, not adjusted for how many were sold. It describes the model year, not the individual car you are looking at.
Complaints filed
5
Reports to NHTSA, 2021
Safety recalls
6
NHTSA campaigns on record
NHTSA crash test
Not rated
Overall NCAP rating
Combined MPG
20
EPA estimate
Complaint volume vs. segment peers
More complaints than 61% of 2021 coupes
The bar is this car's percentile among 2021 coupes by complaint volume — a full bar means the fewest complaints in its class. Not adjusted for sales.
Known issues
Fuel/Propulsion System issues lead owner complaints (60% of 5 reports), followed by equipment adaptive/mobility (20%).
Share of all 5 NHTSA complaints for this model year, grouped by the component owners named. Bars are scaled to the largest category. Examples: ODI 11696167, ODI 11721529, ODI 11693498.
Recalls(6)
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.
SuspensionOct 2021 · 21V157000Details +Close −
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.
Seat BeltsApr 2021 · 21V608000Details +Close −
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.
Seats · 21V467000Details +Close −
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.
Visibility · 24V155000Details +Close −
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.
Wheels · 24V809000Details +Close −
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.
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
No NHTSA crash test is on record for this year. Some vehicles and model years were not tested or do not have a published NCAP result.
Fuel economy by trim
| Trim | Engine | Drivetrain | Transmission | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| 911 Carrera S | 3.0L 6-cyl | Rear-Wheel Drive | Manual 7-spd | 18 | 25 | 21 |
| 911 Targa 4S | 3.0L 6-cyl | All-Wheel Drive | Manual 7-spd | 17 | 24 | 20 |
| 911 Targa 4S | 3.0L 6-cyl | All-Wheel Drive | Automatic (AM-S8) | 18 | 23 | 20 |
| 911 Targa 4 | 3.0L 6-cyl | All-Wheel Drive | Automatic (AM-S8) | 18 | 24 | 20 |
| 911 Carrera S Cabriolet | 3.0L 6-cyl | Rear-Wheel Drive | Manual 7-spd | 17 | 25 | 20 |
| 911 Carrera S Cabriolet | 3.0L 6-cyl | Rear-Wheel Drive | Automatic (AM-S8) | 18 | 23 | 20 |
| 911 Carrera S | 3.0L 6-cyl | Rear-Wheel Drive | Automatic (AM-S8) | 18 | 23 | 20 |
| 911 Carrera Cabriolet | 3.0L 6-cyl | Rear-Wheel Drive | Automatic (AM-S8) | 18 | 24 | 20 |
| 911 Carrera 4S Cabriolet | 3.0L 6-cyl | All-Wheel Drive | Manual 7-spd | 17 | 24 | 20 |
| 911 Carrera 4S Cabriolet | 3.0L 6-cyl | All-Wheel Drive | Automatic (AM-S8) | 18 | 23 | 20 |
| 911 Carrera 4S | 3.0L 6-cyl | All-Wheel Drive | Manual 7-spd | 17 | 25 | 20 |
| 911 Carrera 4S | 3.0L 6-cyl | All-Wheel Drive | Automatic (AM-S8) | 18 | 23 | 20 |
| 911 Carrera 4 Cabriolet | 3.0L 6-cyl | All-Wheel Drive | Automatic (AM-S8) | 18 | 24 | 20 |
| 911 Carrera 4 | 3.0L 6-cyl | All-Wheel Drive | Automatic (AM-S8) | 18 | 24 | 20 |
| 911 Carrera | 3.0L 6-cyl | Rear-Wheel Drive | Automatic (AM-S8) | 18 | 24 | 20 |
| 911 Turbo S Cabriolet | 3.7L 6-cyl | All-Wheel Drive | Automatic (AM-S8) | 15 | 20 | 17 |
| 911 Turbo S | 3.7L 6-cyl | All-Wheel Drive | Automatic (AM-S8) | 15 | 20 | 17 |
| 911 Turbo Cabriolet | 3.7L 6-cyl | All-Wheel Drive | Automatic (AM-S8) | 15 | 20 | 17 |
| 911 Turbo | 3.7L 6-cyl | All-Wheel Drive | Automatic (AM-S8) | 15 | 20 | 17 |
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.
These are affiliate links. TireKick may earn a fee if you use one.
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 911: frequently asked
What does the complaint record show for the 2021 Porsche 911?
Owners filed 5 NHTSA complaints about the 2021 Porsche 911 — more complaints than 61% of comparable 2021 coupes, so it sits toward the weaker 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 911?
The most-reported problem areas are Fuel/Propulsion System (60% of complaints) and equipment adaptive/mobility (20%).
How many recalls does the 2021 Porsche 911 have?
6 recalls have been issued that affect the 2021 Porsche 911, covering components such as suspension. 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 911 get?
The EPA rates the 2021 Porsche 911 between 17 and 21 mpg combined, depending on trim and drivetrain.