Home · 2017 Hyundai Tucson Fuel Cell · Complaints

What 983 owners told NHTSA about the 2017 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 (983)Crash / fire / injury (41)Engine (516)Transmission & drivetrain (273)Speed control (80)Electrical system (77)Fuel system (65)Brakes (47)Body & structure (40)Lights (15)Latches & locks (14)Engine & cooling (13)

77 of 983 complaints match · Electrical system · clear filters · page 4 of 4

Feb 13, 2018Electrical system

MY CAR WAS PARKED IN MY DRIVEWAY. I ONLY HAD IT LESS THAN A MONTH (NEW). I TRIED TO REMOTE START IT & IT WOULDNT WORK. I WENT OUTSIDE TO START IT & IT WOULDN'T TURN OVER, ALL LIGHTS ON DASH WERE LIT UP. I LIFTED MY HOOD- A SQUIRREL NEST WAS BUILT UNDER HOOD. WIRING HARNESS CHEWED UP, INSULATION UNDER MY HOOD RIPPED OFF, NUMEROUS AREAS OF HARD PLASTIC COVERING MY HEADLIGHT UNDER HOOD AND ALONG INSIDE FRAME OF CAR ALL CHEWED UP. ALL THINGS CHEWED WERE MADE OF SOY BASED MATERIALS.I HAD MY CAR TOWED TO MY MECHANIC, NOT HYUNDAI DUE TO THE FACT THAT THEY DON'T ACCEPT RESPONSIBILITY. I HAD SIMILAR PROBLEMS (3X) W/MY HONDA 2014 CRV THAT'S WHY I GOT RID OF IT. I WAS TOLD BY BOTH HONDA & HYUNDAI "ITS NOT COVERED, IT'S NOT A MANUFACTURING DEFECT, IT'S CAUSED BY OUTSIDE CIRCUMSTANCES/ RODENTS. USE YOUR AUTO INSURANCE". THIS IS A MANUFACTURING DEFECT BECAUSE THEY USE SOY WHICH ATTRACTS THESE RODENTS. SOY WIRING HARNESSES SHOULD BE BANNED AND RECALLS INSTITUTED TO REMEDY THE PROBLEM BY EITHER REPLACING THE HARNESSES WITH STANDARD SYNTHETIC NON-EDIBLE POLYMERS AS APPROPRIATE TO THE SPECIFIC APPLICATION, OR PROVIDING COATINGS THAT PROVABLY PREVENT RODENTS FROM CONSUMING THE INSULATION OVER THE LIFESPAN OF THE VEHICLE. I CAN'T EVEN PARK IN MY OWN DRIVEWAY FOR FEAR OF MORE DAMAGE THAT I HAVE TO PAY FOR DUE TO THE USE OF SOY. THIS PROBLEM IS ALL OVER THE INTERNET CAUSED BY SOY USED BY VARIOUS CAR MAKERS. PLEASE DO SOMETHING ABOUT THIS ASAP.

NHTSA ODI 11072798

Jul 19, 2017Electrical systemEngine

HESITATION ON ACCELERATION, DUAL CLUTCH TRANSMISSION. REPORTED PROBLEMS WITH THE 2016 TUCSON. MY VEHICLE IS A 2017 TUCSON SE PLUS, THE PROBLEMS ARE THE SAME AS PREVIOUSLY REPORTS REGARDING THE 2016 MODEL. THE EXISTING RECALL NEEDS TO BE BROADENED TO INCLUDE 2017'S. PLUS, I UNDERSTAND THE COMPUTER SOFTWARE UPGRADE DOES NOT GUARANTEE A PERMANENT REPAIR. VERY DANGEROUS. MY CAR WAS PURCHASED IN MAY OF 2017 AND HAS LESS THAN 1300 MILES. THE PROBLEM WAS FIRST DISCOVERED TODAY WHILE DOING DAILY ERRANDS.

NHTSA ODI 11006474

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Working with the data? Download all 983 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 2017 Hyundai Tucson Fuel Cell verdict →