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Data source: National Highway Traffic Safety Administration

  1. Home
  2. >Hyundai
  3. >Sonata
  4. >2021

2021 Hyundai Sonata Safety Report

Recalls, complaints, and safety data from NHTSA

The 2021 Hyundai Sonata has 4 recalls, 130 complaints, and a 5-star overall safety rating from NHTSA.

4

Recalls

130

Complaints

★★★★★

Safety Rating

Data source: National Highway Traffic Safety Administration (NHTSA) · Last updated September 8, 2026

Recalls

21V524000

FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS

Hyundai Motor America (Hyundai) is recalling certain 2021-2022 Santa Fe and Sonata vehicles equipped with 2.5L turbocharged engines. Fuel may leak at...

21V00M000

VISIBILITY:WINDSHIELD

Hyundai Motor America (Hyundai) is recalling certain 2020-2021 Santa Fe, 2021 Sonata, and Elantra vehicles. During manufacturing, the windshield may ...

22V746000

POWER TRAIN:AUTOMATIC TRANSMISSION

Hyundai Motor Company (Hyundai) is recalling certain 2021-2022 Santa Fe, Sonata, Veloster N, 2022 Santa Cruz, Elantra N, and Kona N vehicles. The veh...

25V796000

FUEL SYSTEM, GASOLINE

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...

Safety Ratings

Overall

★★★★★

Front Crash

★★★★★

Side Crash

★★★★★

Rollover

★★★★★

Rating for: 2021 Hyundai Sonata 4 DR FWD

Top Complaint Categories

UNKNOWN OR OTHER
22
POWER TRAIN
13
FUEL SYSTEM, GASOLINE
10
ELECTRICAL SYSTEM
10
ENGINE
10
FUEL/PROPULSION SYSTEM
7
POWER TRAIN,ENGINE
5
ENGINE,FUEL/PROPULSION SYSTEM
5

Problems by Component

Other35Powertrain23Engine19Electrical15Fuel System12Visibility7Brakes4Structure4Airbags4

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All Hyundai ModelsCompare SonataVehicles with Zero RecallsView All Makes

All Complaints

Date ↓ComponentSummary
Aug 12, 2026FUEL/PROPULSION SYSTEMI took my vehicle in for the safety recall due to an expanding fuel tank on 08/03/2026. I received ...
Aug 7, 2026FUEL/PROPULSION SYSTEMGas tank expansion and pcv melted. Car smells like gas when I was driving earlier, and my garage was...
Aug 1, 2026ELECTRICAL SYSTEMThe Left blinker switch keeps going in and out, working about 50% of the time. Both the light and th...
Jul 31, 2026POWER TRAIN,ENGINEGoing down the road driving the car lost power and went in limp mode with no warnings on the dash at...
Jul 28, 2026FUEL SYSTEM, GASOLINEThe contact owns a 2021 Hyundai Sonata. The contact stated that while driving at an undisclosed spee...
Jul 27, 2026FUEL SYSTEM, GASOLINEThe contact owns a 2021 Hyundai Sonata. The contact received notification of NHTSA Campaign Number: ...
Jul 25, 2026FUEL/PROPULSION SYSTEMEngine revving at a complete stop. Surging engine while braking. I was forced to put into neutral wh...
Jul 22, 2026UNKNOWN OR OTHER1. Component Failed: Panoramic Sunroof Glass Assembly (Structure / Visibility / Glass). Details: Whi...
Jul 18, 2026UNKNOWN OR OTHERThe panoramic sunroof spontaneously exploded while driving without any external impact
Jun 22, 2026ENGINE,FUEL/PROPULSION SYSTEMAt approximately 130,000 miles, vehicle developed and internal coolant leak caused by a failed Exhau...
May 18, 2026FUEL SYSTEM, GASOLINE,ENGINEThe contact owns a 2021 Hyundai Sonata. The contact stated while driving at an undisclosed speed, th...
Apr 15, 2026POWER TRAIN,UNKNOWN OR OTHER,FORWARD COLLISION AVOIDANCEMassive loss of coolant in closed loop cooling system Heat soak. Fail safe mode
Mar 24, 2026FUEL/PROPULSION SYSTEMI took my car to dealer to repair recall. Dealer told me if it failed they would keep car and report...
Mar 23, 2026ELECTRICAL SYSTEM,ENGINEThe car will idle high around 1200 rpms. The car will most of the times fix the issue when you turn ...
Mar 19, 2026FUEL SYSTEM, GASOLINEThe contact owns a 2021 Hyundai Sonata. The contact received notification of NHTSA Campaign Number: ...
Mar 13, 2026UNKNOWN OR OTHER,FUEL/PROPULSION SYSTEMI was notified of a recall on my from vehicle by Hyundai via email some time in March of 2026. The ...
Mar 1, 2026FUEL SYSTEM, GASOLINEThe contact owns a 2021 Hyundai Sonata. The contact stated that while driving at an undisclosed spee...
Feb 19, 2026ENGINE,FUEL/PROPULSION SYSTEM,VISIBILITY/WIPERThe internal core of the Exhaust Heat Recovery System (EHRS), part of the center muffler/front pipe ...
Feb 11, 2026POWER TRAIN,ENGINEVehicle suddenly lost heat in 30 degree weather. No warnings, check engine light, or temperature gau...
Feb 9, 2026ENGINE,VISIBILITY/WIPERThe EHRS coolant system failed and had a leak causing the coolant to be excessively burned off as th...