2007-2026 model years · 6,660+ owner reports · Updated September 2026
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According to Au7o's analysis of 6,660+ owner reports, the 2007-2026 Hyundai Tucson has 23 documented known issues, with 14 rated critical. The most serious are Theta II Engine Seizure Due to Connecting Rod Bearing Failure ($0-$7,500 repair), 7-Speed DCT Transmission Shudder and Hesitation ($0-$3,000 repair), Forward Collision Avoidance Phantom Braking (Unintended AEB), ISG Electric Oil Pump Controller Overheat Fire Risk (NX4), Tow Hitch Wiring Harness Water Intrusion and Fire Risk, Improperly Torqued Connecting Rod Bolts Causing Engine Failure and Oil-Leak Fire Risk (Recall 25V549000) ($0-$0 repair), Console Wiring Misrouting Allows Shift Out of Park Without the Brake — Rollaway Risk (Recall 24V877000) ($0-$0 repair), Misassembled B-Pillar Side Impact Sensors Delaying Air Bag Deployment (Recall 26V254000) ($0-$0 repair), Instrument Cluster and Head-Up Display Blackout with 'No Signal' (Recalls 26V047000 and 26V400000) ($0-$0 repair), Improperly Installed Side Curtain Air Bags May Not Deploy as Intended (Recall 25V809000) ($0-$0 repair), Stop Lamp Switch Failure Disabling Brake Lights, Shift Interlock and Cruise Control (Recalls 09V122 and 13V113) ($0-$120 repair), ABS Hydraulic Electronic Control Unit (HECU) Solder-Flux Corrosion Causing Engine-Compartment Fire ($0-$0 repair), Missing Engine Immobilizer Allows USB-Cable Theft - Anti-Theft Software Campaign 993/9A5 ($0-$250 repair) and Panoramic Sunroof Spontaneous Cracking ($800-$1,800 repair). The most commonly reported issue is Theta II Engine Seizure Due to Connecting Rod Bearing Failure with 3,200 owner reports. Across all issues with published estimates, repair costs range from $300 to $7,500. DIY maintenance guides at au7o.io.
ELECTRICAL SYSTEM:SOFTWARE
Hyundai Motor America (Hyundai) is recalling certain 2022 Tucson vehicles. The software installed in the Integrated Central Control Unit (ICU) may be incompatible with the vehicle, which could result in inoperative headlights and/or taillights.
STRUCTURE:BODY:ROOF AND PILLARS
Hyundai Motor America (Hyundai) is recalling certain 2022 Tucson and 2022-2023 Santa Cruz vehicles. The roof moldings may detach.
TRAILER HITCHES
Hyundai Motor America (Hyundai) is recalling certain 2022-2024 Tucson vehicles equipped with an optional Mobis tow hitch wiring harness. The wiring harness may have been installed incorrectly, allowing water into the control module. Moisture accumulation may cause the trailer lighting to fail or an electrical short circuit.
EQUIPMENT:OTHER:LABELS
Hyundai Motor America (Hyundai) is recalling certain 2025 Tucson vehicles. The glove box air bag warning label may be missing. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 208, "Occupant Crash Protection."
ELECTRICAL SYSTEM:WIRING
Hyundai Motor America (Hyundai) is recalling certain 2025 Tucson and Santa Cruz vehicles. The console extension wiring assembly may be routed improperly, allowing the transmission to be shifted out of Park without applying the brake pedal.
+ 9 more recalls. Check all on NHTSA.gov
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According to Au7o's analysis of 6,660+ owner reports, the 2007-2026 Hyundai Tucson has 23 documented issues. The most frequently reported are: Theta II Engine Seizure Due to Connecting Rod Bearing Failure, 7-Speed DCT Transmission Shudder and Hesitation, Forward Collision Avoidance Phantom Braking (Unintended AEB). Of these, 14 are rated critical and should be addressed promptly.
The 2007-2026 Hyundai Tucson has 23 known issues documented across 6,660+ owner reports. 14 issues are rated critical: Theta II Engine Seizure Due to Connecting Rod Bearing Failure and 7-Speed DCT Transmission Shudder and Hesitation and Forward Collision Avoidance Phantom Braking (Unintended AEB) and ISG Electric Oil Pump Controller Overheat Fire Risk (NX4) and Tow Hitch Wiring Harness Water Intrusion and Fire Risk and Improperly Torqued Connecting Rod Bolts Causing Engine Failure and Oil-Leak Fire Risk (Recall 25V549000) and Console Wiring Misrouting Allows Shift Out of Park Without the Brake — Rollaway Risk (Recall 24V877000) and Misassembled B-Pillar Side Impact Sensors Delaying Air Bag Deployment (Recall 26V254000) and Instrument Cluster and Head-Up Display Blackout with 'No Signal' (Recalls 26V047000 and 26V400000) and Improperly Installed Side Curtain Air Bags May Not Deploy as Intended (Recall 25V809000) and Stop Lamp Switch Failure Disabling Brake Lights, Shift Interlock and Cruise Control (Recalls 09V122 and 13V113) and ABS Hydraulic Electronic Control Unit (HECU) Solder-Flux Corrosion Causing Engine-Compartment Fire and Missing Engine Immobilizer Allows USB-Cable Theft - Anti-Theft Software Campaign 993/9A5 and Panoramic Sunroof Spontaneous Cracking. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
Repair costs for known Hyundai Tucson issues range from $0 to $7,500, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Theta II Engine Seizure Due to Connecting Rod Bearing Failure, typically costs $0-$7,500 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
Reliability varies across model years of the Hyundai Tucson. Based on documented issues, problems are most commonly reported in earlier model years. Au7o recommends checking the specific known issues for your target year before purchasing, and having a pre-purchase inspection performed by a qualified mechanic. Our known issues database covers the 2007-2026 Hyundai Tucson with 23 documented issues documented across 6,660+ owner reports.
The Theta II GDI engine in 2011-2019 Tucson models is susceptible to connecting rod bearing failure caused by manufacturing debris restricting oil flow. This can lead to catastrophic engine seizure, often without warning. Hyundai issued multiple recalls (19V-601, 20V-150) and ext… Repairs typically run $0-$7,500. Severity: high.
The 7-speed dual-clutch transmission (DCT) paired with the 1.6L turbo engine in Tucson models suffers from shuddering during low-speed maneuvers, hesitation from a stop, and jerky shifts. The dry clutch design is prone to premature wear. Hyundai extended the DCT warranty to 10 ye… Repairs typically run $0-$3,000. Severity: high.
NHTSA recall 26V-316 covers certain model-year 2025-2026 Hyundai Tucson, Tucson Hybrid and Tucson Plug-in Hybrid vehicles. The front camera software can be overly sensitive to forward-object proximity in certain driving scenarios, causing the Forward Collision-Avoidance Assist sy… Severity: high.
NHTSA recall 23V-526 covers certain model-year 2023 Hyundai Tucson vehicles. The Idle Stop & Go transmission electric oil-pump controller may contain a printed circuit board damaged during manufacturing. A damaged capacitor can affect operation and cause heat damage to the pump c… Severity: high.
NHTSA recall 25V-893 covers certain model-year 2022-2024 Hyundai Tucson vehicles equipped with an optional OEM trailer wiring harness installed as a port-installed or dealer-installed option. The harness control module was installed in a location susceptible to water ingress and… Severity: high.
Hyundai recalled certain 2025-2026 Tucson and Santa Fe vehicles under NHTSA campaign 25V549000 because connecting rod bolts in the engine may have been improperly tightened during assembly. Under-torqued rod bolts allow the big-end bearing cap to work loose, which progresses to b… Repairs typically run $0-$0. Severity: high.
Hyundai recalled certain 2025 Tucson and Santa Cruz vehicles under NHTSA campaign 24V877000 because the console extension wiring assembly may be routed improperly. The misrouted harness defeats the brake-transmission shift interlock, allowing the transmission to be shifted out of… Repairs typically run $0-$0. Severity: high.
Hyundai recalled certain 2026 Tucson, Tucson Hybrid and Tucson Plug-In Hybrid vehicles — together with 2025 Elantra N and Elantra — under NHTSA campaign 26V254000 because the B-pillar side impact sensors may have been misassembled. These sensors are what tell the airbag control u… Repairs typically run $0-$0. Severity: high.
The dominant electrical failure on the current Tucson is a software fault that blanks the digital instrument cluster, and on equipped cars the head-up display and center touchscreen along with it. Hyundai has recalled the vehicle for it twice: NHTSA campaign 26V047000 (March 2026… Repairs typically run $0-$0. Severity: high.
Hyundai recalled certain 2025 Tucson vehicles — along with 2025-2026 Santa Cruz, Santa Fe and Santa Fe Hybrid and 2026 Genesis GV70 — under NHTSA campaign 25V809000 because the side curtain air bags may not have been installed properly at the factory. A curtain air bag that is in… Repairs typically run $0-$0. Severity: high.
The JM-generation Tucson's stop lamp switch develops a high-resistance or open contact. Because the switch feeds far more than the brake lamps, a failure cascades: brake lights stop working, the brake-transmission shift interlock will not release so the vehicle cannot be shifted… Repairs typically run $0-$120. Severity: high.
On 2019-2021 Tucson, the Mando-supplied ABS hydraulic electronic control unit can short internally and ignite an engine-bay fire while parked or driving. Supplier analysis found soldering flux residue left on the HECU main controller board; heat and humidity let that residue corr… Repairs typically run $0-$0. Severity: high.
Turn-key Tucsons built without an engine immobilizer can be started by stripping the steering column, exposing the ignition cylinder and turning it with a USB cable or similar metal object - no key code is ever checked. The vulnerability, popularized as the 'Kia Challenge' on Tik… Repairs typically run $0-$250. Severity: high.
The panoramic sunroof glass on the Tucson can crack or shatter spontaneously without impact. The issue has been reported across multiple model years and has generated significant NHTSA complaints. Thermal stress from temperature differentials and body flex during driving are susp… Repairs typically run $800-$1,800. Severity: high.
Rear brake calipers on Tucson models are prone to seizing due to corroded slide pins, causing uneven pad wear, pulling to one side, and premature rotor warping. The issue is worse in northern climates with road salt exposure. Some owners report rear brakes needing replacement at… Repairs typically run $300-$700. Severity: medium.
The electromagnetic coupling unit for the AWD system in Tucson models can fail, causing loss of rear-wheel drive engagement. Symptoms include grinding noise from the rear, AWD warning light, and reduced traction in slippery conditions. The coupler motor or the coupling assembly i… Repairs typically run $500-$1,500. Severity: medium.
The GDI high-pressure fuel pump on 2.4L Tucson models can fail, causing extended crank times, rough idle, and stalling. The pump cam follower wears prematurely, reducing fuel rail pressure below specification. This is especially common above 80,000 miles. Repairs typically run $450-$800. Severity: medium.
The A/C compressor on the Tucson has a higher-than-average failure rate. The compressor clutch can fail first, making a screeching or grinding noise, followed by complete compressor seizure. When the compressor fails internally, metal debris contaminates the entire A/C system, re… Repairs typically run $600-$1,800. Severity: medium.
Tucson Hybrid and Plug-In Hybrid models repeatedly drain their small 12V lithium starter battery, leaving the vehicle unable to power up. The 12V battery is far smaller (around 19 Ah) than the lead-acid AGM used on the gas model, and persistent standby loads (Bluelink cellular co… Repairs typically run $0-$350. Severity: medium.
The naturally-aspirated 2.5L Smartstream G2.5 GDI engine (distinct from the older Theta II 2.0/2.4) suffers from fuel dilution of the engine oil and, in some units, sticking oil-control rings that drive excessive oil consumption. Raw injected fuel washes past the rings into the c… Repairs typically run $0-$6,000. Severity: medium.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.
