The 2021 Hyundai Nexo has 2 NHTSA recall campaigns affecting an estimated 2,467 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 10 complaints with NHTSA, most often about the fuel/propulsion system. Last updated July 5, 2026.
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…
ELECTRICAL SYSTEM22V2580002022-04-14922 affected
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…
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“It has become more frequent for there to be a delay in acceleration of about 3 to 4 seconds when traveling uphill. My car lost acceleration while going uphill. As I was gradually accelerating from a red traffic light to climb a hill, my car became stuck at a certain speed, around 50 mph on april…”
“It has become more frequent for there to be a delay in acceleration of about 3 to 4 seconds when traveling uphill. My car lost acceleration while going uphill. As I was gradually accelerating from a red traffic light to climb a hill, my car became stuck at a certain speed, around 50 mph on april…”
“It has become more frequent for there to be a delay in acceleration of about 3 to 4 seconds when traveling uphill. My car lost acceleration while going uphill. As I was gradually accelerating from a red traffic light to climb a hill, my car became stuck at a certain speed, around 50 mph on april…”
“The car does not automatically brake to avoid collision. I have tested the car by going straight into a large object either another car or person in front of my car and it will not brake. In addition the hydrogen sensor is not working properly as I have already been informed of from their recall…”
“The car does not automatically brake to avoid collision. I have tested the car by going straight into a large object either another car or person in front of my car and it will not brake. In addition the hydrogen sensor is not working properly as I have already been informed of from their recall…”
“The car does not automatically brake to avoid collision. I have tested the car by going straight into a large object either another car or person in front of my car and it will not brake. In addition the hydrogen sensor is not working properly as I have already been informed of from their recall…”
“The contact owns a 2021 hyundai nexo. The contact received notification of nhtsa campaign number: 22v258000 (fuel system, other, electrical system) however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for…”
“The contact owns a 2021 hyundai nexo. The contact received notification of nhtsa campaign number: 22v258000 (fuel system, other, electrical system) however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for…”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2021 Hyundai Nexo as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
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