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What 266 owners told NHTSA about the 2025 Hyundai Tucson Fuel Cell

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (266)Crash / fire / injury (39)Driver assistance (141)Electrical system (58)Brakes (37)Lights (15)Transmission & drivetrain (15)Speed control (13)Engine (12)Lane Departure (12)Body & structure (6)Seat belts (6)

3 of 266 complaints match · Body & structure · crash/fire/injury only · clear filters

Dec 10, 2025Body & structureDriver assistanceCrash1 injury

I crossed red light, truck coming from my left , I hit his car side , he hit my front car , my airbag didn't open although it is totally loss , despite the other car air bag opened

NHTSA ODI 11704324

Nov 17, 2025Body & structure1 injury

The contact owns a 2025 Hyundai Tucson. The contact stated that while exiting the vehicle, he opened the front driver's door and scraped his leg on the edge of the door. The contact stated that shortly after, he and his wife noticed a significant amount of blood coming from the cut. The contact sought medical attention a few days later. The contact's wife added that the contact was diabetic and takes blood thinners. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure, a complaint was filed, and an engineer was sent to take pictures of the vehicle. The failure mileage was approximately 13,000.

NHTSA ODI 11699861

Sep 1, 2025LightsBody & structureCrash

On 08/31/2025, I was involved in an accident while driving my 2025 Hyundai Tucson. While attempting to change lanes at highway speed, the driver behind me failed to see my turn signal and collided with my vehicle. I believe the cause was the unusually low placement of the rear bumper-mounted turn signals, which creates a direct visibility flaw. The Tucson’s turn signals are mounted low on the rear bumper instead of at eye level within the taillight assembly. This design makes them especially difficult to see in two critical conditions: Bright Sunlight: The low-mounted signals are easily washed out in daytime conditions, reducing visibility to following drivers. Low Light/Traffic Conditions: At night or in heavy traffic, larger vehicles and brake light glare further obscure the signals. In my case, the driver behind me could not see my intent to switch lanes, and despite my efforts to avoid a collision, the lack of visible signaling directly led to a frontal driver’s side impact. This design presents an ongoing highway safety hazard: Poor Visibility: Low placement reduces signal recognition in both bright and low light. Accident Risk: My collision demonstrates the real-world consequences of this flaw. Durability Concerns: Bumper-level placement exposes wiring to water, debris, and road wear, raising the risk of malfunction. Although the accident resulted in minor damage, the potential for severe outcomes at highway speeds is significant. I respectfully request NHTSA to investigate this design flaw and evaluate whether corrective action (recall, retrofit, or advisory) is warranted. UNKNOWN if Hyundai is currently addressing this issue, but concerns about rear blinker visibility have been widely reported among Tucson owners and auto safety forums.

NHTSA ODI 11684252

Working with the data? Download all 266 complaints as CSV · fetched from NHTSA July 25, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2025 Hyundai Tucson Fuel Cell verdict →