MN Lemon BuddyVehicle problems, checked against the record

2021 Hyundai Sonata problems, from the federal record

Owners of the 2021 Hyundai Sonata have filed 119 complaints with NHTSA, and the vehicle has 4 safety recall campaigns on file. The most-reported problem areas: engine (33), transmission and drivetrain (21), fuel or propulsion system (17).

Source: NHTSA complaint and recall databases, last verified July 8, 2026. Complaints are unverified owner self-reports; volume is a signal, not a verdict, and popular models draw more complaints because more are on the road.

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Complaints by component

Engine
33
Other or unspecified
29
Transmission and drivetrain
21
Fuel or propulsion system
17
Electrical system
16
Fuel system
9
Visibility and wipers
8
Forward collision avoidance (driver assist)
8
Body and structure
4
Visibility (glass, mirrors, roof)
4

Safety recalls (4)

Campaigns NHTSA lists for the 2021 Hyundai Sonata. Whether your specific vehicle is included depends on your VIN; recall repairs are free at the dealer.

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