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2021 Hyundai Sonata recalls, complaints and safety ratings

There are 4 US recalls for the 2021 Hyundai Sonata, and 4 in Canada. Owners filed 135 complaints with NHTSA, most often about engine. Its best NHTSA overall crash rating is 5 stars.

4US recalls
0urgent recalls
135owner complaints
5★overall crash rating

Is your car affected?

Check by VIN to confirm the exact model and see every recall for it.

Recalls are issued for a make, model and model year. Whether the repair has already been done on one specific car is known only to its manufacturer and dealers. Check your vehicle's official status at nhtsa.gov/recalls or with a dealer.

US recalls (4)

Fuel system, gasoline

2025-11-17 · campaign 25V796000 · 85,043 vehicles

Hyundai Motor America (Hyundai) is recalling certain 2020-2023 Sonata vehicles. A damaged check valve can allow air to enter the fuel tank, causing it to expand and contact hot exhaust components, melting the tank.

Risk and remedy

Risk: A melted fuel tank can leak, increasing the risk of a fire.

Remedy: Dealers will inspect and replace the check valve. The fuel tank assembly will be inspected for damage and replaced if necessary. Additionally, dealers will inspect and update the engine control unit software. All repairs will be performed as necessary, free of charge. Owner notification letters were mailed beginning March 13, 2026. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 286. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on November 19, 2025.

Power train: automatic transmission

2022-10-06 · campaign 22V746000 · 56,148 vehicles

Hyundai Motor Company (Hyundai) is recalling certain 2021-2022 Santa Fe, Sonata, Veloster N, 2022 Santa Cruz, Elantra N, and Kona N vehicles. The vehicle's "fail-safe" limited-mobility drive mode may be impaired, when prompted by a transmission oil pump malfunction, which can result in a complete loss of drive power.

Risk and remedy

Risk: Loss of drive power increases the risk of a crash.

Remedy: Dealers will inspect and replace the transmission, as necessary. Dealers will also update the transmission control unit software. All repairs will be performed free of charge. Owner notification letters were mailed January 10, 2023. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 236.

Visibility: windshield

2021-12-28 · campaign 21V00M000 · 26,413 vehicles

Hyundai Motor America (Hyundai) is recalling certain 2020-2021 Santa Fe, 2021 Sonata, and Elantra vehicles. During manufacturing, the windshield may not have been properly bonded to the vehicle, allowing it to detach in a crash.

Risk and remedy

Risk: A windshield that detaches from a vehicle during a crash can increase the risk of injury.

Remedy: Dealers will remove and reinstall the front windshield panel, free of charge. Owner notification letters were mailed June 20, 2022. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 216.

Fuel system, gasoline: delivery, hoses, lines/piping, and fittings

2021-07-09 · campaign 21V524000 · 15,752 vehicles

Hyundai Motor America (Hyundai) is recalling certain 2021-2022 Santa Fe and Sonata vehicles equipped with 2.5L turbocharged engines. Fuel may leak at the pipe connection between the high-pressure fuel pump and fuel rail.

Risk and remedy

Risk: A fuel leak increases the risk of a fire.

Remedy: Dealers will inspect and tighten, or replace the fuel pipe as necessary, free of charge. Owner notification letters were mailed on September 3, 2021. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 207.

Canadian recalls (4)

Show 4 Canadian recalls

Fuel system

2025-11-18 · campaign 2025-637

Issue: On certain vehicles, the check valve for the purge control system could wear and cause the fuel tank to expand. As a result, the fuel tank could contact hot components and fuel could leak. Note: This recall only affects certain vehicles equipped with a 1.6 L turbocharged engine. This safety recall replaces emissions recall no. ECR-H0003-24-005 (Hyundai recall no. C0566). Vehicles that were repaired under that recall also require this repair. Safety Risk: A fuel leak can create the risk of a fire. Corrective Actions: Hyundai will notify owners by mail and advise you to take your vehicle to a dealership to inspect and, if necessary, replace the check valve and update the electronic control unit (ECU) software. The dealer will also inspect the fuel tank and surrounding components and repair them, as necessary.

Powertrain

2022-10-06 · campaign 2022-568

Issue: On certain vehicles, a fault in the transmission oil pump can cause the vehicle to enter "fail-safe mode". When this happens, a programming error can cause a sudden loss of power to the wheels after 20-30 seconds. Note: This recall only affects certain vehicles equipped with an 8-speed dual-clutch transmission (DCT). Safety Risk: A sudden loss of power to the wheels could increase the risk of a crash. Corrective Actions: Hyundai will notify owners by mail and instruct you to take your vehicle to a dealership to inspect and, if necessary, replace the transmission. The dealer will also update the transmission control unit software.

Structure

2021-12-27 · campaign 2021-791

Issue: On certain vehicles, the windshield may not be properly attached. As a result, the glass can become loose and could separate from the vehicle in a crash. Safety Risk: A windshield that detaches in a crash could create an increased risk of injury. Corrective Action: Hyundai will notify owners by mail and instruct you to take your vehicle to a dealer to remove and reinstall the windshield.

Fuel system

2021-07-09 · campaign 2021-426

Issue: On certain vehicles, the connection between the high-pressure fuel pipe and fuel pump may not be properly sealed. As a result, a fuel leak could occur. Safety Risk: A fuel leak can create the risk of a fire. Corrective Action: Hyundai will notify owners by mail and instruct you to bring your vehicle to a dealer to inspect and replace the high-pressure fuel pipe, as required.

Owner complaints (135)

Owners filed 135 complaints with NHTSA about the 2021 Hyundai Sonata (7 crashes, 13 injuries reported). Among 39 model years of this model, it ranks #22 for the most complaints (median 165).

Most-reported problemComplaints
Engine34
Unknown or other32
Power train25
Fuel/propulsion system21
Electrical system18
Fuel system, gasoline13
Forward collision avoidance9
Visibility/wiper8

Crash test ratings

NHTSA 5-Star Safety Ratings for the 2021 Hyundai Sonata.

VersionOverallFrontalSideRollover
2021 Hyundai Sonata 4 DR FWD5★4★5★5★

Fuel economy

EPA ratings for each 2021 Hyundai Sonata version.

VersionCity MPGHighway MPGCombinedYearly fuel cost
Sonata 1.6 L Automatic (S8)273730$2,250
Sonata 2.5 L Automatic (S8)273731$2,150
Sonata 2.5 L Automatic (S8)283832$2,100
Sonata 2.5 L Automatic (AM-S8)233327$2,500
Sonata Hybrid 2.0 L Automatic (AM-S6)455147$1,450
Sonata Hybrid Blue 2.0 L Automatic (AM-S6)505452$1,300
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Sources: NHTSA recalls, complaints and 5-Star Safety Ratings, US EPA fuel economy and Transport Canada's Vehicle Recalls Database (contains information licensed under the Open Government Licence – Canada). Recalls updated 2026-10-30.