2019 Hyundai Sonata problems & reliability
156 owner complaints filed with NHTSA for the 2019 Hyundai Sonata. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
6 complaints report injuries (6 injured).
Federal crash records (FARS 2020–2023): 2019 Hyundai Sonata vehicles were involved in 65 fatal crashes with 27 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Engine | 83 | 53% |
| Unknown OR Other | 23 | 15% |
| Exterior Lighting | 18 | 12% |
| Electrical System | 12 | 8% |
| Fuel/propulsion System | 11 | 7% |
| Air Bags | 9 | 6% |
| Power Train | 8 | 5% |
| Engine and Engine Cooling | 7 | 4% |
| Structure | 7 | 4% |
| Steering | 6 | 4% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 26,600 miles (middle 50% between 6,055 and 87,000 miles), based on 38 complaints that included mileage.
Complaints by incident year
What owners report
“Vehicle stalled in traffic due to recall defect. Manufacturer recall remedy is delayed beyond reasonable timeframe, creating ongoing safety exposure.”
Fuel/propulsion System · filed Aug 5, 2026
“The contact owns a 2019 Hyundai Sonata. The contact stated that while driving at an undisclosed speed, smoke started coming from the hood and the vehicle was pulled over into a parking space. While opening the hood, the contact saw that fire was coming from the top of the engine. The contact stated that the fire…”
Engine · filed Jul 23, 2026
“Driver's side seatbelt retraction mechanism failed without warning. Intentionally brought car to dealer ASAP since it was close to 100,000 miles pointed out. This was serious safety defect dealer refused to repair under warranty.”
Seat Belts · filed Jul 16, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- Loss of Motive Power
Defect Petition DP22003 · opened Sep 12, 2022 · closed Dec 12, 2023
- Electrical overstress
Engineering Analysis EA19001 · opened Apr 19, 2019 · closed Sep 19, 2024 · led to recall 20V024
Technical service bulletins
166 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2019 Hyundai Sonata. The 10 most recent:
Certain Santa Fe (TMA), Santa Fe Sport (AN), Sonata (LFA), and Tucson (TL) vehicles equipped with Theta II engines may exhibit elevated engine-out emissions. The California Air Resources Board has determined that these…
26-01-013H-2 DN · Service Campaign · issued May 21, 2026
Certain Santa Fe (TMA), Santa Fe Sport (AN), Sonata (LFA), and Tucson (TL) vehicles equipped with Theta II engines may exhibit elevated engine-out emissions. This bulletin provides instructions for updating the Engine…
26-01-013H-2 TSB · Service Campaign · issued May 21, 2026
Following completion of Service Campaign 9C2 (Theta II Emissions Improvement), certain vehicles may exhibit a brief hesitation or rough shifting condition during cold start operation. If present, this condition is…
9C2 060518 · Service Campaign · issued May 19, 2026
Following completion of Service Campaign 9C2 (Theta II Emissions Improvement), certain vehicles may exhibit a brief hesitation or rough shifting condition during cold start operation. If present, this condition is…
9C2 DCS 260518 · Service Campaign · issued May 19, 2026
Certain Hyundai vehicles with exterior white paint may exhibit peeling or bubbling on metal body panels: hood, fender(s), roof, door(s), quarter panel(s), and tailgate/trunk. The paint warranty coverage for affected…
26-BD-002H TSB · Warranty Program/Extension · issued Apr 28, 2026
Some Hyundai vehicles with exterior white paint may exhibit peeling or bubbling on metal body panels: hood, fender(s), roof, door(s), quarter panel(s), and tailgate/trunk. The paint warranty coverage for affected…
26-BD-002H DN · Warranty Program/Extension · issued Apr 28, 2026
Some vehicles may exhibit difficulty starting in cold weather. This bulletin provides the procedure to perform an inspection on the starter magnetic switch for potential freezing and, if necessary, replace the starter…
26-EE-003H TSB · Service Bulletin/Repair Instructions · issued Apr 18, 2026
Certain 2019 – 2020 model year Santa Fe, 2017 – 2018 model year Santa Fe Sport, 2015 – 2019 model year Sonata, and 2018 – 2021 model year Tucson vehicles may exhibit elevated engine-out emissions. Hyundai is conducting…
9C2 OL · Service Campaign · issued Apr 14, 2026
The National Highway Traffic Safety Administration (NHTSA) has identified the presence of substandard and dangerous driver’s-side airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co.…
DTN DL · Other · issued Apr 10, 2026
The National Highway Traffic Safety Administration (NHTSA) has issued an urgent safety advisory regarding dangerous, counterfeit driver‑side airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety…
DTN DCS · Other · issued Apr 10, 2026
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
No NHTSA recall campaigns name the 2019 Hyundai Sonata in our current data. Recalls may apply only to certain VIN ranges — always confirm with a VIN check.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2019 Hyundai Sonata?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 26,600 miles — budget accordingly if the car is approaching that mileage.