YearToAvoid

2019 Hyundai Sonata Plug-in Hybrid Problems, Recalls & Reliability

Verdict

Good

Complaint Index

33/100

#3 most-complained of 4 Sonata Plug-in Hybrid years

Based on NHTSA complaints per model-year, not a reliability rating. Methodology

The 2019 Hyundai Sonata Plug-in Hybrid has 5 owner complaints and 0 safety recalls on file with NHTSA. Its Complaint Index is 33 out of 100 — #3 highest of 4 Sonata Plug-in Hybrid model years (verdict: Good). The most reported problem area is fuel system (3 complaints, 60% of the total).

Complaints
5
Recalls
0
Crashes / fires
0 / 0
Injuries / deaths
0 / 0
NHTSA overall rating
Not rated
EPA combined MPG
39
37 city / 42 hwy

Top 2019 Hyundai Sonata Plug-in Hybrid problems

NHTSA owner complaints by component group. Groups with 15+ complaints have their own page.

  1. Fuel System3 (60%)
  2. Electrical System2 (40%)
  3. Transmission & Powertrain2 (40%)
  4. Engine1 (20%)
  5. Other1 (20%)
2019 Hyundai Sonata Plug-in Hybrid complaints: complaints filed per month3Sep 2020Oct 2020Nov 2022Sep 2023Jul 2026
9 complaints filed with NHTSA from Sep 2020 to Jul 2026; peak Nov 2022 (3).

2019 Hyundai Sonata Plug-in Hybrid recalls

No safety recalls on record for this model year.

2019 Hyundai Sonata Plug-in Hybrid fuel economy and fuel cost

City
37 MPG
Highway
42 MPG
Combined
39 MPG
Annual fuel cost (EPA)
$1,650
15,000 mi/yr
Fuel
Regular Gas and Electricity
Current regular gas
$4.32/gal
national avg.

EPA figures; median across configurations of this model year. Estimate your own cost with the fuel cost calculator.

2019 compared with other Sonata Plug-in Hybrid years

Complaint Index by model year (0 = fewest issues, 100 = most)02550751002016201720182019
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best
YearVerdictIndexComplaintsRecallsMPG
2017Avoid10032239
2018No verdict00139
2019Good335039

All Hyundai Sonata Plug-in Hybrid years: best and worst →

Frequently asked questions

Is the 2019 Hyundai Sonata Plug-in Hybrid a reliable year?
Judged by NHTSA owner complaints and recalls, the 2019 Hyundai Sonata Plug-in Hybrid ranks #3 of 4 among Sonata Plug-in Hybrid model years (Complaint Index 33/100, verdict: Good). It has 5 complaints and 0 recalls on file. This reflects reported safety-related problems, not an overall reliability rating.
What are the most common problems with the 2019 Hyundai Sonata Plug-in Hybrid?
The most reported problem areas are fuel system (3 complaints), electrical system (2 complaints), and transmission & powertrain (2 complaints). The median mileage at the time of failure in complaints that report it is 12,489 miles.
Does the 2019 Hyundai Sonata Plug-in Hybrid have any recalls?
No safety recall campaigns list the 2019 Hyundai Sonata Plug-in Hybrid in NHTSA’s recall database at the time of the last data update.
What is the fuel economy of the 2019 Hyundai Sonata Plug-in Hybrid?
EPA rates the 2019 Hyundai Sonata Plug-in Hybrid at 39 MPG combined (37 city / 42 highway), with an estimated annual fuel cost of $1,650. Where several configurations exist, the median is shown.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.