The Verdict
Worst problem area
Fuel System
Fuel System leads by volume: 47 of 103 complaints (46%) mention it. Complaints mentioning Driver Assistance & Speed Control include more crash reports (4) than those mentioning any other identified area.
Complaints filed fell from 115 in 2022 to 103 in 2023.
At a glance
- NHTSA complaints
- 103
- Recall campaigns
- 2
- EPA fuel cost per year
- $1,200–$2,300
- Combined MPG
- 27–52
Complaints by model year
Where owners report problems
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Cost, Fuel Economy & Complaint History
| Category | 2021 | 2022 | 2023 | 2024 | 2025 | vs. 2023 Large Cars |
|---|---|---|---|---|---|---|
| Annual fuel cost ($) | 1,200–2,300 | 1,200–2,300 | 1,200–2,300 | 1,300–2,300 | 1,300–2,300 | |
| Combined MPG | 27–52 | 27–52 | 27–52 | 27–47 | 27–47 | |
| City / Highway MPG | 23–50 / 33–54 | 23–50 / 33–54 | 23–50 / 33–54 | 23–44 / 32–51 | 23–44 / 32–51 | |
| CO₂ tailpipe (g/mi) | 172–335 | 172–335 | 172–335 | 188–333 | 188–333 | |
| Complaints filed | 190 | 115 | 103 | 57 | 28 | |
| Recalls issued | 4 | 3 | 2 | 1 | 0 | |
| Crash-involved complaints | 8 | 8 | 8 | 1 | 1 | |
| Fire-involved complaints | 0 | 1 | 0 | 0 | 0 | |
| Injuries reported | 15 | 5 | 2 | 1 | 1 | |
| Deaths reported | 0 | 0 | 0 | 0 | 0 | |
| Configurations compared | 6 | 6 | 6 | 4 | 5 |
Not compared: this database has no vehicle sales or registration figures, so a raw count mostly reflects how many were sold, not how safe the vehicle is.
Common questions
How many recalls does the 2023 Hyundai Sonata have?
2 NHTSA recall campaigns as of Nov 7, 2026. Check your VIN with NHTSA to see whether one applies to your car.
What is the most common complaint about the 2023 Hyundai Sonata?
Fuel System: 47 of 103 NHTSA complaints (46%) mention it.
What gas mileage does the 2023 Hyundai Sonata get?
EPA rates it 27–52 MPG combined across 6 configurations.
How much does it cost to fuel a 2023 Hyundai Sonata?
EPA estimates $1,200–$2,300 a year in fuel costs, using EPA's assumptions.
Similar Vehicles
EPA-Rated Configurations (6)
| Configuration | Transmission | Cylinders | Displacement | Drivetrain | Fuel Type | Vehicle Class | City | Highway | Combined | Annual Fuel Cost | CO₂ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Configuration 1 | Automatic (S8) | 4 | 1.6L | Front-Wheel Drive | Regular | Large Cars | 27 mpg | 37 mpg | 31 mpg | $2,000 | 293 g/mi |
| Configuration 2 | Automatic (S8) | 4 | 2.5L | Front-Wheel Drive | Regular | Large Cars | 27 mpg | 37 mpg | 31 mpg | $2,000 | 293 g/mi |
| Configuration 3 | Automatic (S8) | 4 | 2.5L | Front-Wheel Drive | Regular | Large Cars | 28 mpg | 38 mpg | 32 mpg | $1,950 | 282 g/mi |
| Configuration 4 | Automatic (AM-S8) | 4 | 2.5L | Front-Wheel Drive | Regular | Large Cars | 23 mpg (low) | 33 mpg (low) | 27 mpg (low) | $2,300 (high) | 335 g/mi (high) |
| Configuration 5 | Automatic (AM-S6) | 4 | 2.0L | Front-Wheel Drive | Regular | Large Cars | 45 mpg | 51 mpg | 47 mpg | $1,300 | 189 g/mi |
| Configuration 6 | Automatic (AM-S6) | 4 | 2.0L | Front-Wheel Drive | Regular | Large Cars | 50 mpg (high) | 54 mpg (high) | 52 mpg (high) | $1,200 (low) | 172 g/mi (low) |
Complaints by Category
| Category | Complaints | Crash-Involved | Fire-Involved | Injuries | Deaths |
|---|---|---|---|---|---|
| Engine | 37 | 1 | 0 | 0 | 0 |
| Transmission & Drivetrain | 20 | 3 | 0 | 0 | 0 |
| Fuel System | 47 | 1 | 0 | 0 | 0 |
| Electrical | 13 | 1 | 0 | 0 | 0 |
| Brakes | 5 | 1 | 0 | 2 | 0 |
| Steering | 2 | 0 | 0 | 0 | 0 |
| Suspension, Wheels & Tires | 1 | 0 | 0 | 0 | 0 |
| Airbags & Restraints | 1 | 0 | 0 | 0 | 0 |
| Driver Assistance & Speed Control | 17 | 4 | 0 | 2 | 0 |
| Body, Seats & Latches | 5 | 1 | 0 | 0 | 0 |
| Visibility & Lighting | 4 | 1 | 0 | 0 | 0 |
| Other | 8 | 0 | 0 | 0 | 0 |
A complaint that names more than one category is counted in each, so the rows can add up to more than the total number of complaints.
Recalls (2)
FUEL SYSTEM, GASOLINE
- Defect
- 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.
- Consequence
- 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:FLUID/LUBRICANT:PUMP
- Defect
- Hyundai Motor America (Hyundai) is recalling certain 2023-2024 Palisade Tucson, 2023 Sonata, Elantra, and Kona vehicles. The electronic controller for the Idle Stop & Go oil pump assembly may contain damaged electrical components that can cause the pump controller to overheat.
- Consequence
- An electric oil pump assembly that overheats increases the risk of a vehicle fire.
- Remedy
- Owners are advised to park outside and away from structures until the recall repair is complete. Dealers will inspect and replace the electric oil pump controller, as necessary, free of charge. Owner notification letters were mailed starting September 7, 2023. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 246.