2018 Hyundai Tucson problems and recalls

61% of owner complaints on the 2018 Hyundai Tucson related to the Engine (243 of 398).

398
Complaints
1
Recalls
13
Crash reports
9
Fire reports
10
Injuries
49.6
Severity index

Severity index 49.6 Medium. The index weights crashes, fires, injuries and fatalities per 100 complaints. How it is calculated.

Middle half of all tracked vehiclesThis vehicle: 49.6p25 46p75 80cleanestworst
Severity index against the quartile range for all tracked vehicles.

Ranked 73 of 122 by severity index among 2018 vehicles with at least 40 complaints, highest first. 40% of those vehicles scored lower. Full 2018 ranking.

Components cited in complaints

EngineEngine: 243 complaints (61.1%)243 61%Power TrainPower Train: 101 complaints (25.4%)101 25%Unknown Or OtherUnknown Or Other: 44 complaints (11.1%)44 11%Service BrakesService Brakes: 42 complaints (10.6%)42 11%Electrical SystemElectrical System: 29 complaints (7.3%)29 7%Fuel/Propulsion SystemFuel/Propulsion System: 22 complaints (5.5%)22 6%HydraulicHydraulic: 20 complaints (5.0%)20 5%Vehicle Speed ControlVehicle Speed Control: 16 complaints (4.0%)16 4%
A single complaint can cite more than one component, so shares total over 100%.
ComponentComplaintsShare of complaints citing it
ENGINE24361.1%
POWER TRAIN10125.4%
UNKNOWN OR OTHER4411.1%
SERVICE BRAKES4210.6%
ELECTRICAL SYSTEM297.3%
FUEL/PROPULSION SYSTEM225.5%
HYDRAULIC205.0%
VEHICLE SPEED CONTROL164.0%

Complaints filed per year

036732018: 132019: 262020: 252021: 732022: 442023: 572024: 542025: 612026: 45 (partial year)18192021732223242526
Complaints by the calendar year they were filed. The hatched bar is the current year to date.
YearComplaints
201813
201926
202025
202173
202244
202357
202454
202561
2026 (year to date)45
Filings in 2023 to 2025 were close to 2020 to 2022 (172 against 142).

Recall campaigns

CampaignReportedComponentSummary
20V54300004/09/2020SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULEHyundai Motor America (Hyundai) recalled certain 2019-2021 Tucson vehicles on September 4, 2020. On December 30, 2020, Hyundai expanded the recall population, and added certain 2016-2018 Tucson vehicles. The Anti-lock Brake Hydraulic Electronic Control Unit (HECU) could corrode

Other Hyundai Tucson model years

Severity index for every other model year on file. Compare all 15 years side by side.

Source. NHTSA public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-10-23. Complaints are unverified consumer reports. Totals vary with units sold and years on the road. Not affiliated with NHTSA or any manufacturer.