Model Year Problem Record
The complete public record for the 2021 Hyundai Sonata: what owners reported, which systems drew recalls, and where complaints exist that no recall has ever covered.
Distinct complaints naming each system, most reported first. Select a system for its own page.
The join between complaints and recalls for this model year, system by system. A gap does not prove a defect - it means owners reported the problem and no recall campaign covers that system on this model year.
35 complaints; no recall campaign covers this system.
34 complaints; 2 recall campaigns cover this system. Campaigns: 21V524000, 25V796000.
32 complaints; no recall campaign covers this system.
25 complaints; 1 recall campaign covers this system. Campaigns: 22V746000.
18 complaints; no recall campaign covers this system.
12 complaints; 1 recall campaign covers this system. Campaigns: 21V00M000.
12 complaints; no recall campaign covers this system.
4 complaints; no recall campaign covers this system.
4 complaints; no recall campaign covers this system.
4 complaints; no recall campaign covers this system.
2 complaints; no recall campaign covers this system.
2 complaints; no recall campaign covers this system.
2 complaints; no recall campaign covers this system.
2 complaints; no recall campaign covers this system.
1 complaints; no recall campaign covers this system.
Every campaign covering this model year, in our own words. The campaign number is the official reference.
Visibility. Recall covering the visibility system, reported to NHTSA on December 28, 2021. The campaign covers an estimated 26,413 vehicles across all affected models.
Fuel and Propulsion System. Recall covering the fuel and propulsion system system, reported to NHTSA on July 9, 2021. The campaign covers an estimated 15,752 vehicles across all affected models.
Power Train. Recall covering the power train system, reported to NHTSA on October 6, 2022. The campaign covers an estimated 56,148 vehicles across all affected models.
Fuel and Propulsion System. Recall covering the fuel and propulsion system system, reported to NHTSA on November 17, 2025. The campaign covers an estimated 85,043 vehicles across all affected models.
NHTSA's Office of Defects Investigation opened these investigations touching this model year.
Loss of Motive Power. No recall campaign resulted from this investigation.
When this model year's complaints reached NHTSA - whether its problems surfaced early or late in its life.
Data as of October 30, 2026. Sources: NHTSA Office of Defects Investigation complaints, recalls, and investigations files (U.S. Government public domain). DefectRecord is not affiliated with NHTSA or any manufacturer. For your specific vehicle, use NHTSA's VIN lookup. Report an error.