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Hyundai · Known Issues

2023 Hyundai Tucson Problems: 7 Known Issues

2023 model year · 680+ owner reports · Updated September 2026

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Issue summary

According to Au7o's analysis of 680+ owner reports, the 2023 Hyundai Tucson has 7 documented known issues, with 3 rated critical. The most serious are ISG Electric Oil Pump Controller Overheat Fire Risk (NX4), Tow Hitch Wiring Harness Water Intrusion and Fire Risk and Panoramic Sunroof Spontaneous Cracking ($800-$1,800 repair). The most commonly reported issue is Rear Brake Caliper Seizing / Premature Wear with 680 owner reports. Across all issues with published estimates, repair costs range from $300 to $6,000. DIY maintenance guides at au7o.io.

In This Article

  • Tucson Electrical3
  • Tucson Body/Panels1
  • Tucson Brakes1
  • Tucson Engine1
  • Tucson Interior1
  • Recalls13
  • FAQ
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In This Article

  • Electrical3
  • Body/Panels1
  • Brakes1
  • Engine1

All 7 Known Issues

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ALL YEARS20262025202420232022202120202019201820172016201520142013201220112010200920082007

On the 2023 Hyundai Tucson, 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 circuit board, connector and wiring harness, increasing the risk of a vehicle fire and potentially disrupting controller-area-network communication. Warning signs can include underbody smoke, a burning or melting odor, or warning-lamp illumination.

Common Symptoms

  • Smoke from the vehicle underbody
  • Burning or melting odor
  • Malfunction Indicator Lamp or other warning lamps illuminate

How to Fix

Check the VIN for NHTSA recall 23V-526. Until the remedy is completed, Hyundai recommends parking outside and away from structures. A Hyundai dealer will inspect and replace the electric oil pump and front wiring harness if necessary, at no charge.

Find a Hyundai dealer

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Call to confirm they service Hyundai vehicles and check your VIN, recall eligibility, parts availability, and appointment options.

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Manually Verified
High ConfidenceVerifiedReviewed Aug 2026

On the 2022-2024 Hyundai Tucson, 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 has insufficient sealing. Water inside the module can make trailer or vehicle stop lamps inoperative or, in rare cases, cause a short that can overheat, melt or ignite, increasing crash and fire risk. Intermittent or inoperative parking, turn-signal, or stop lamps on the vehicle or trailer may provide warning.

Common Symptoms

  • Intermittent or inoperative vehicle or trailer parking lamps
  • Intermittent or inoperative vehicle or trailer turn-signal lamps
  • Intermittent or inoperative vehicle or trailer stop lamps

How to Fix

Check the VIN for NHTSA recall 25V-893. Until the remedy is completed, Hyundai recommends parking outside and away from structures. When parts are available, a Hyundai dealer will replace the trailer wiring harness at no charge; the replacement control module has improved sealing to prevent water intrusion.

Find a Hyundai dealer

Choose to share your location for this search, or enter an area below. Your search location is sent to Google to find dealers.

Open Hyundai dealer map in Google Maps ↗

Call to confirm they service Hyundai vehicles and check your VIN, recall eligibility, parts availability, and appointment options.

Research This Issue

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Manually Verified
High ConfidenceVerifiedReviewed Aug 2026

On the 2022-2024 Hyundai Tucson, 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 connection, module wake cycles) plus a DC-DC converter that will not top off the 12V when the high-voltage pack is low can flatten it in as little as a day or two of sitting. Owners report using the dash-mounted 12V reset button repeatedly. A related BMS software service campaign addresses a 12V over-voltage warning.

Common Symptoms

  • Dead 12V battery / vehicle will not power on
  • Repeated need to press the 12V reset button
  • Battery drains after the car sits 1-2 days
  • Bluelink / remote features unresponsive
  • 12V battery over-voltage warning message

How to Fix

Use the interior 12V reset button to recover a temporary start; if it will not hold, jump from the underhood positive terminal and a chassis ground, then drive 30+ minutes to recharge. Apply the Battery Management System update under Hyundai Service Campaign 9B4 (DTC P1BB20 12V battery over-voltage). For vehicles parked for extended periods, drive at least 10 miles / 1 hour a few times a month or use a 12V maintainer; persistent drain after the update warrants a parasitic-draw test and 12V battery replacement under warranty.

Typical repair cost:$0 - $350

Research This Issue

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Community Reported
High ConfidenceVerifiedReviewed Jun 2026

On the 2016-2025 Hyundai Tucson, 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 suspected contributing factors. The large glass panel size makes it more susceptible to stress fractures originating from the bonded edges.

This issue also affects: Hyundai Veloster, Kia Sportage

Common Symptoms

  • Loud pop or cracking sound from roof
  • Spider-web cracks in sunroof glass
  • Glass shattered while parked
  • Water leak from cracked sunroof
  • Glass fragments falling into cabin

How to Fix

Replace the panoramic sunroof glass at the dealer. Hyundai has covered some replacements under goodwill warranty due to the volume of complaints. Document the damage with photos immediately and file an NHTSA complaint to support any warranty claim. Some owners opt to have a protective film applied after replacement, though this does not guarantee prevention.

Typical repair cost:$800 - $1,800

Research This Issue

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Community Reported
Medium Confidence
Community reported
680 owners

On the 2016-2023 Hyundai Tucson, 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 only 20,000-30,000 miles.

Common Symptoms

  • Vehicle pulls to one side when braking
  • Uneven brake pad wear
  • Grinding noise from rear brakes
  • Hot smell from rear wheels
  • Premature rear brake wear under 30k miles

How to Fix

Inspect and clean brake caliper slide pins, applying silicone-based caliper grease. If caliper piston is seized, replace the caliper ($100-200 per side). Replace pads and rotors as needed. Preventative maintenance: clean and re-grease slide pins at every brake service. Budget $300-700 per axle for pads, rotors, and caliper if needed.

What you need to fix it

Only diagnosis- and fitment-reviewed repair parts are linked here.

  • Genuine Hyundai left rear brake caliper kit
    OEMHyundai 58310-D3A00

    left rear caliper replacement after mechanical seizure is confirmed Fitment/availability: Hyundai 58310-D3A00 is cataloged for 2016-2021 Tucson. Confirm VIN, left-rear position, braking package and current supersession; it is not the rig…

    HyundaiPartsDeal
  • Genuine Hyundai right rear brake caliper kit
    OEMHyundai 58311-D3A00

    right rear caliper replacement after mechanical seizure is confirmed Fitment/availability: Hyundai 58311-D3A00 is cataloged for 2016-2021 Tucson. Confirm VIN, right-rear position, braking package and current supersession; it is not the l…

    HyundaiPartsDeal
  • Genuine Hyundai left rear brake caliper kit
    OEMHyundai 58310-N9A10

    left rear caliper replacement for the NX4 generation after mechanical seizure is confirmed Fitment/availability: Hyundai 58310-N9A10 is cataloged for 2022-2026 Tucson. Confirm VIN, left-rear position, powertrain/braking package and curre…

    HyundaiPartsDeal
  • Genuine Hyundai right rear brake caliper kit
    OEMHyundai 58311-N9A10

    right rear caliper replacement for the NX4 generation after mechanical seizure is confirmed Fitment/availability: Hyundai 58311-N9A10 is cataloged for 2022-2026 Tucson. Confirm VIN, right-rear position, powertrain/braking package and cur…

    HyundaiPartsDeal
  • Permatex Ultra Disc Brake Caliper Lube
    OEMPermatex 20352

    rubber-safe lubricant for serviceable caliper slide pins after cleaning and inspection Fitment/availability: Permatex 20352 is described for metal-to-metal and metal-to-rubber/plastic brake contact points. Use only where the Hyundai brak…

    AutoZone

As an Amazon Associate, we earn from qualifying purchases; other part links may also earn au7o a commission. Confirm fitment by VIN before buying.

Owner tips & cautions

  • TipClean and re-grease caliper slide pins at every oil change in salt-belt states to prevent seizing
Typical repair cost:$300 - $700

Research This Issue

Based on 680 owner reports

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Community Reported
High ConfidenceVerified680 owner reportsLast reported by owners Feb 2025Reviewed Feb 2026

On the 2022-2024 Hyundai Tucson 2.5L Smartstream G2.5 GDI, 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 crankcase, thinning the oil and, where rings stick, owners report burning roughly a quart per ~1,000 miles. Hyundai responded by increasing the factory oil fill capacity, lengthening the oil-level sensor range, and shortening the recommended oil-change interval.

Common Symptoms

  • Oil level dropping between changes (low-oil light)
  • Fuel/gasoline smell on the dipstick
  • Oil level reading above full (dilution)
  • Rising oil level with thin/diluted oil
  • Tapping or knock if oil starves under consumption

How to Fix

Perform a documented dealer oil-consumption test if usage exceeds about a quart per 1,000-1,200 miles to qualify for warranty repair (often updated piston/oil-control rings or a short block). Shorten oil changes to roughly 6,000 miles (some markets dropped from 15K to 7.5K), use the correct 0W-20/0W-30 full synthetic per the latest spec, and check for an oily fuel smell at the dipstick indicating dilution. Avoid extended idling and very short trips that worsen dilution; install any applicable engine/ECM updates.

Typical repair cost:$0 - $6,000

Research This Issue

GoogleRedditYouTubeNHTSA
Community Reported
High ConfidenceVerifiedReviewed Jun 2026

On the 2022-2023 Hyundai Tucson, hyundai TSB 23-BD-009H covers certain model-year 2022-2023 Tucson vehicles equipped with non-glossy front door pull handles. The bulletin provides repair information when the front door pull-handle paint is peeling.

Common Symptoms

  • Paint peeling from a non-glossy front door pull handle

How to Fix

Confirm that the vehicle and handle finish fall within TSB 23-BD-009H. For a covered vehicle exhibiting the condition, Hyundai directs technicians to replace the front door trim panel assembly using the bulletin's repair procedure.

Research This Issue

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Manually Verified
High ConfidenceVerifiedReviewed Aug 2026
NHTSA Recalls13 recalls

EQUIPMENT:OTHER:LABELS

Hyundai Motor America (Hyundai) is recalling certain 2024 Tucson vehicles. The tire and loading information label may incorrectly indicate information about a spare tire. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 110, "Tire Selection and Rims."

Campaign #23V55600004/08/2023

POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:PUMP

Hyundai Motor America (Hyundai) is recalling certain 2023-2024 Palisade Tucson, 2023 Sonata, Elantra, and Kona vehicles. The electronic controller for the Idle Stop & Go oil pump assembly may contain damaged electrical components that can cause the pump controller to overheat.

Campaign #23V52600027/07/2023

STEERING:ELECTRIC POWER ASSIST SYSTEM

Hyundai Motor America (Hyundai) is recalling certain 2024 Tucson and Santa Cruz vehicles. The circuit board in the motor-driven power steering assembly may short circuit, resulting in a loss of power steering assist.

Campaign #24V412000
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Other Hyundai Models

Hyundai Elantra42Hyundai Sonata31Hyundai Veloster22Hyundai Palisade19Hyundai Santa Cruz17Hyundai Santa Fe17

Frequently Asked Questions

What are the most common Hyundai Tucson problems?

According to Au7o's analysis of 680+ owner reports, the 2023 Hyundai Tucson has 7 documented issues. The most frequently reported are: ISG Electric Oil Pump Controller Overheat Fire Risk (NX4), Tow Hitch Wiring Harness Water Intrusion and Fire Risk, Panoramic Sunroof Spontaneous Cracking. Of these, 3 are rated critical and should be addressed promptly.

Is the Hyundai Tucson reliable?

The 2023 Hyundai Tucson has 7 known issues documented across 680+ owner reports. 3 issues are rated critical: ISG Electric Oil Pump Controller Overheat Fire Risk (NX4) and Tow Hitch Wiring Harness Water Intrusion and Fire Risk 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.

How much does it cost to fix common Hyundai Tucson problems?

Repair costs for known Hyundai Tucson issues range from $0 to $6,000, depending on the specific problem and whether you choose DIY or professional repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.

What is the 2023 Hyundai Tucson ISG Electric Oil Pump Controller Overheat Fire Risk (NX4)?

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.

What is the 2022-2024 Hyundai Tucson Tow Hitch Wiring Harness Water Intrusion and Fire Risk?

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.

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.

Data sourced from 680+ owner reports, NHTSA recalls, TSBs, and automotive forums.

Interior
1
  • Recalls13
  • FAQ
  • 05/06/2024

    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.

    Campaign #25V89300019/12/2025

    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.

    Campaign #21V93800002/12/2021

    + 8 more recalls. Check all on NHTSA.gov

    Enter your VIN at NHTSA.gov to check recalls specific to your vehicle.

    What is the 2016-2025 Hyundai Tucson Panoramic Sunroof Spontaneous Cracking?

    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.

    What is the 2016-2023 Hyundai Tucson Rear Brake Caliper Seizing / Premature Wear?

    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.

    What is the 2022-2024 Hyundai Tucson Hybrid / PHEV 12V Battery Repeated Drain and No-Start?

    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.

    What is the 2022-2024 Hyundai Tucson 2.5L Smartstream GDI Oil Dilution and Excessive Oil Consumption?

    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.

    What is the 2022-2023 Hyundai Tucson Interior Door Pull-Handle / Trim Paint Peeling?

    Hyundai TSB 23-BD-009H covers certain model-year 2022-2023 Tucson vehicles equipped with non-glossy front door pull handles. The bulletin provides repair information when the front door pull-handle paint is peeling. Severity: low.