2020 Hyundai Sonata: owner complaints and recalls

Complaints about the 2020 Hyundai Sonata are still climbing years after launch. The last three full years account for 85 of the 169 filings on record, which usually means a defect that surfaces with mileage rather than a factory fault.

169
Complaints
4
Recalls
4
Crash reports
1
Fire reports
4
Injuries
32.0
Severity index

Severity index 32.0 - Low. It weights crashes, fires, injuries and fatalities per 100 complaints, so a vehicle attracting serious reports scores above one attracting many trivial ones (how this is calculated).

Middle half of all tracked vehiclesThis vehicle: 32.0p25 35p75 96cleanestworst
Where the 2020 Hyundai Sonata sits against the quartiles of every vehicle we track.

Among the 103 2020 vehicles we track with at least 40 complaints on file, the 2020 Hyundai Sonata ranks 78 of 103 by severity, where 1 is the worst. Its severity is higher than 24% of its model-year peers. See the full 2020 ranking.

What actually fails

Fuel/Propulsion SystemFuel/Propulsion System: 44 complaints (26.0%)44 26%Electrical SystemElectrical System: 35 complaints (20.7%)35 21%EngineEngine: 30 complaints (17.8%)30 18%Unknown Or OtherUnknown Or Other: 27 complaints (16.0%)27 16%Power TrainPower Train: 23 complaints (13.6%)23 14%StructureStructure: 15 complaints (8.9%)15 9%SeatsSeats: 14 complaints (8.3%)14 8%Fuel SystemFuel System: 12 complaints (7.1%)12 7%
Systems named in complaints. One complaint can name several, so shares overlap.
ComponentComplaintsShare of complaints citing it
FUEL/PROPULSION SYSTEM4426.0%
ELECTRICAL SYSTEM3520.7%
ENGINE3017.8%
UNKNOWN OR OTHER2716.0%
POWER TRAIN2313.6%
STRUCTURE158.9%
SEATS148.3%
FUEL SYSTEM127.1%

Complaints filed per year

020402020: 272021: 162022: 132023: 122024: 402025: 332026: 28 (partial year)2021222324402526
Complaints filed per calendar year, not model year. The hatched bar is the current year and is still incomplete.
YearComplaints
202027
202116
202213
202312
202440
202533
2026 (year to date)28
Complaint volume is rising - the last three years carry 1.5x the filings of the three before them, which usually signals a wear-related defect surfacing with age.

Recall campaigns

CampaignReportedComponentSummary
20V21300009/04/2020ELECTRICAL SYSTEM:SOFTWAREHyundai Motor America (Hyundai) is recalling certain 2020 Nexo and Sonata vehicles. The Remote Smart Parking Assist (RSPA) software may fail to prevent vehicle movement upon detection of an RSPA system malfunction.
20V12200028/02/2020EQUIPMENT:OTHER:LABELSHyundai Motor America (Hyundai) is recalling certain 2020 Sonata vehicles produced between October 22, 2019 and February 13, 2020. The tire pressure label inside the driver's door and the owner's manual state an incorrect tire size. As such, these vehicles fail to comply with t
22V19600028/03/2022LATCHES/LOCKS/LINKAGES:TRUNK LID:LATCHHyundai Motor America (Hyundai) is recalling certain 2020 Sonata and Sonata Hybrid, and 2019 Genesis G70 vehicles. The trunk latch may become damaged, preventing the opening of the trunk from the inside. As such, these vehicles fail to comply with the requirements of Federal Mo
25V79600018/11/2025FUEL SYSTEM, GASOLINEHyundai 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.
Source. US National Highway Traffic Safety Administration public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-07-25. Complaints are unverified consumer reports; volume is influenced by how many units were sold and how long the vehicle has been on the road. Not affiliated with NHTSA or any manufacturer.