2018 Hyundai Tucson Power Train Problems

Source: NHTSA · Updated Oct 10, 2026 · 101 complaints analyzed

Owners have filed 101 complaints with NHTSA about power train problems on the 2018 Hyundai Tucson, 25% of all complaints for this model year. Half of the reports with a mileage happened before 15,800 miles. The words owners use most often: “dual clutch” (17% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Dual clutch: mentioned in 17 of 101 complaints (17%)
  • Accelerate stop: mentioned in 6 of 101 complaints (6%)

At what mileage do power train problems happen?

Based on 33 complaints that reported the odometer reading.

Under 10k miles12 · 36%
10k–25k miles12 · 36%
25k–50k miles5 · 15%
50k–75k miles2 · 6%
75k–100k miles1 · 3%
100k–150k miles1 · 3%
150k+ miles0 · 0%

How serious are the reports?

Of 101 complaints, 3 mention a crash, 2 a fire.

Hyundai Tucson power train complaints by model year

Peak: 2016, with 518 complaints
2005: 1620052006: 82007: 620072008: 22010: 2220102011: 202012: 2620122013: 162014: 1120142015: 212016: 51820165182017: 2912018: 10120182019: 422020: 920202021: 82022: 6420222023: 142024: 420242025: 152026: 12026

n = 1,215 complaints · Source: NHTSA

Model yearPower Train complaintsShare of that yearMedian miles
2026 Tucson12%—
2025 Tucson155%11,250
2024 Tucson44%—
2023 Tucson1410%15,500
2022 Tucson6417%5,500
2021 Tucson810%4,505
2020 Tucson95%5,700
2019 Tucson4211%6,900
2018 Tucson10125%15,800
2017 Tucson29127%8,000
2016 Tucson51832%7,500
2015 Tucson219%80,000
2014 Tucson115%78,410
2013 Tucson166%60,000
2012 Tucson2610%68,384
2011 Tucson2016%64,500
2010 Tucson2237%26,416
2008 Tucson25%41,750
2007 Tucson69%92,000
2006 Tucson86%25,549
2005 Tucson169%58,500

When owners reported it

Peak: 2023, with 16 complaints
2018: 5201852019: 152019152020: 132020132021: 132021132022: 102022102023: 162023162024: 9202492025: 112025112026: 920269

n = 101 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists power train for the 2018 Hyundai Tucson. A pattern of complaints does not always lead to a recall.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

There is a definite KNOWN problem with the transmissions in all 2018 Hyundai Tucsons and maybe other model years as well. This is well documented via the Internet by the number of articles concerning this ongoing problem! This problem seems to have been unresolved over a pretty long period of time…

Received Sep 17, 2026 · NHTSA complaint 11765149

While driving my 2018 Hyundai Tucson Limited 1.6L Turbo with the 7-speed EcoShift dual clutch transmission (DCT), the vehicle has repeatedly failed to engage and hold gears, resulting in loss of motive power in traffic. Diagnostic scanning retrieved codes P074B (Unable to Engage Gear 3), P074B71…

Received Jul 7, 2026 · NHTSA complaint 11748939

January 9, 2026, driver was on I25, when driver heard a loud thud and the RPMs kept rising but the vehicle would not accelerate. Was very dangerous and barely avoided a collision with other drivers on the road. Barely got it home and shut it off. Tried to drive again but would not get out of…

Received Jun 17, 2026 · NHTSA complaint 11744822
Hyundai Tucson
Hyundai Tucson (NX4, SWB) Facelift in Böblingen. Representative photo; appearance varies by model year. Photo: Alexander-93, CC BY-SA 4.0, via Wikimedia Commons.

Frequently asked questions

Do all 2018 Hyundai Tucsons have power train problems?

No. NHTSA has 101 owner complaints about power train for the 2018 Hyundai Tucson (25% of the 399 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the 2018 Hyundai Tucson power train?

No recall currently lists power train for this vehicle.

At what mileage do power train problems start?

The median reported mileage is 15,800 miles: half of the reports with a mileage came before that.

What do owners say about power train problems on the 2018 Hyundai Tucson?

The most frequent phrase is “dual clutch”, in 17 of 101 complaints, followed by “accelerate stop” (6).

Other 2018 Hyundai Tucson problems

See all 2018 Hyundai Tucson problems or power train problems across all Tucson years.