2021 Hyundai Nexo
The Verdict
Worst problem area
Fuel System
Fuel System leads by volume: 4 of 5 complaints (80%) mention it.
Complaints filed fell from 7 in 2020 to 5 in 2021.
Data last changed . Sources: NHTSA complaints and recalls, EPA fuel economy data. Methodology
Cost, Fuel Economy & Complaint History
| Category | 2019 | 2020 | 2021 | 2022 | 2023 | vs. 2021 electric vehicles |
|---|---|---|---|---|---|---|
| Annual fuel cost ($) | Fuel cost is not available for this model-year. | Fuel cost is not available for this model-year. | Fuel cost is not available for this model-year. | Fuel cost is not available for this model-year. | Fuel cost is not available for this model-year. | |
| Combined MPGe | 57–61 | 57–61 | 57–61 | 57–61 | 57–61 | |
| City / Highway MPGe | 59–65 / 54–58 | 59–65 / 54–58 | 59–65 / 54–58 | 59–65 / 54–58 | 59–65 / 54–58 | |
| CO₂ tailpipe (g/mi) | 0 | 0 | 0 | 0 | 0 | |
| Complaints filed | 3 | 7 | 5 | 1 | 6 | |
| Recalls issued | 4 | 4 | 2 | 1 | 1 | |
| Crash-involved complaints | 0 | 0 | 0 | 0 | 0 | |
| Fire-involved complaints | 0 | 0 | 0 | 0 | 0 | |
| Injuries reported | 0 | 0 | 0 | 0 | 0 | |
| Deaths reported | 0 | 0 | 0 | 0 | 0 | |
| Configurations compared | 2 | 2 | 2 | 2 | 2 |
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 2021 Hyundai Nexo have?
2 NHTSA recall campaigns as of Sep 16, 2026. Check your VIN with NHTSA to see whether one applies to your car.
What is the most common complaint about the 2021 Hyundai Nexo?
Fuel System: 4 of 5 NHTSA complaints (80%) mention it.
What gas mileage does the 2021 Hyundai Nexo get?
EPA rates it 57–61 MPGe combined across 2 configurations.
Similar Vehicles
EPA-Rated Configurations (2)
| Configuration | Transmission | Cylinders | Displacement | Drivetrain | Fuel Type | Vehicle Class | City | Highway | Combined | Annual Fuel Cost | CO₂ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Configuration 1 | Automatic (A1) | — | — | Front-Wheel Drive | Hydrogen | Small Sport Utility Vehicle 2WD | 59 MPGe (low) | 54 MPGe (low) | 57 MPGe (low) | $0 | 0 g/mi |
| Configuration 2 | Automatic (A1) | — | — | Front-Wheel Drive | Hydrogen | Small Sport Utility Vehicle 2WD | 65 MPGe (high) | 58 MPGe (high) | 61 MPGe (high) | $0 | 0 g/mi |
Complaints by Category
| Category | Complaints | Crash-Involved | Fire-Involved | Injuries | Deaths |
|---|---|---|---|---|---|
| Engine | 2 | 0 | 0 | 0 | 0 |
| Transmission & Drivetrain | 1 | 0 | 0 | 0 | 0 |
| Fuel System | 4 | 0 | 0 | 0 | 0 |
| Electrical | 2 | 0 | 0 | 0 | 0 |
| Brakes | 0 | 0 | 0 | 0 | 0 |
| Steering | 0 | 0 | 0 | 0 | 0 |
| Suspension, Wheels & Tires | 0 | 0 | 0 | 0 | 0 |
| Airbags & Restraints | 0 | 0 | 0 | 0 | 0 |
| Driver Assistance & Speed Control | 1 | 0 | 0 | 0 | 0 |
| Body, Seats & Latches | 0 | 0 | 0 | 0 | 0 |
| Visibility & Lighting | 0 | 0 | 0 | 0 | 0 |
| Other | 0 | 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, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES; FUEL/PROPULSION SYSTEM · Campaign 24V761000 · Oct 15, 2024
Defect: Hyundai Motor America (Hyundai) is recalling certain 2019-2024 Nexo vehicles. The thermally activated pressure relief device (TPRD) may break and cause a hydrogen gas leak, which can result in a fire while parked.
Consequence: A vehicle fire increases the risk of injury.
Remedy: Owners are advised to park outside and away from structures until the recall remedy is completed. Dealers will replace the TPRD, free of charge. Interim notification letters, notifying owners of the safety risk, were mailed November 8, 2024. Final owner notification letters will be mailed in phases, beginning January 6, 2025. Owners may contact Hyundai Customer Service at 800-633-5151. Hyundai's number for this recall is 269.
FUEL SYSTEM, OTHER:DELIVERY; ELECTRICAL SYSTEM:PROPULSION SYSTEM:FUEL CELL · Campaign 22V258000 · Apr 15, 2022
Defect: Hyundai Motor America (Hyundai) is recalling certain 2019-2021 Nexo vehicles. The hydrogen gas detection sensors may fail to detect leaks in the hydrogen gas delivery system.
Consequence: A hydrogen gas leak can increase the risk of a fire while parked or driving.
Remedy: Owners are advised to park their vehicles outside and away from structures until the recall remedy is completed. Dealers will replace the hydrogen gas detection sensors, free of charge. Owner notification letters were mailed August 12, 2022. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 225.