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2018 Kia Stinger problems

The most common problem on the 2018 Kia Stinger is engine and cooling, typically around 70,000 miles. It has 4.0 times the complaints of a typical Stinger model year.

Year to avoid4.0x the typical complaints
Year score
20/100
Owner complaints
72
Recalls
4
Service bulletins
100
Worst area
Engine
Fuel economy
20-25mpg

The worst 2018 Kia Stinger problems

Ranked by number of owner complaints. Mileage and cost come from what owners wrote.

Problems by type

Tap a problem to see which part fails, at what mileage and in which other years.

  • Engine
    28
  • Fuel system
    17
  • Electrical
    11
  • Brakes
    9
  • Lights
    7
  • Transmission
    7
  • Acceleration
    3
  • Body
    3
  • Steering
    3
  • Driver assistance
    1
  • Seat belts
    1
  • Seats
    1
  • Suspension
    1
  • Visibility
    1

Specific symptoms reported on the 2018 Kia Stinger

Fuel pump 14Check engine light 9Engine failure 6Fire or smoke 6Headlights 6Loss of power 5

Recalls 4

Engine and engine cooling: engine: gasoline: turbo/supercharger: hoses/plumbingReported March 1, 2024 · 36,248 vehicles affected
What is wrong
Kia America, Inc. (Kia) is recalling certain 2019-2020 K900, and 2018-2023 Stinger vehicles equipped with a 3.3-liter turbo gasoline direct injection engine. The left turbocharger oil feed pipe and hose assembly may deteriorate and leak oil.
Risk
An oil leak in the presence of hot engine components can increase the risk of an engine compartment fire while driving.
Remedy
Dealers will replace the left turbocharger oil feed pipe and hose assembly, free of charge. Owner notification letters were mailed April 26, 2024. Owners may contact Kia customer service at 1‑800‑333‑4542. Kia's number for this recall is SC300.

Recall number 24V169000 · Recall details

Fuel system, gasoline: delivery: fuel pumpReported September 13, 2023 · 18,224 vehicles affected
What is wrong
Kia America, Inc. (Kia) is recalling certain 2018-2021 Stinger vehicles. The fuel control valve plunger may stick inside the high pressure fuel pump, causing over-pressurization and loss of drive power.
Risk
A loss of drive power can increase the risk of a crash.
Remedy
Dealers will update the engine control unit software, inspect, and replace the fuel pump as necessary, free of charge. Owner notification letters were mailed December 18, 2023. Owners may contact Kia customer service at 1‑800‑333‑4542. Kia's number for this recall is SC281.

Recall number 23V634000 · Recall details

Service brakes, hydraulic: antilock/traction control/electronic limited slip: control unit/moduleReported August 27, 2020 · 28,200 vehicles affected
What is wrong
Kia Motors America (Kia) recalled certain 2019 Stinger vehicles equipped with 3.3L T-GDI engines on August 27, 2020. On December 30, 2020, Kia expanded the recall population and added certain 2018-2021 Stinger vehicles. While driving, an engine compartment fire may occur in the area where the Anti-lock Brake Hydraulic Electronic Control Unit (HECU) is located.
Risk
An engine compartment fire can increase the risk of injury or crash.
Remedy
Kia will notify owners, and dealers will install a new fuse kit in the electrical junction box, free of charge. Owners are advised to park outside and away from structures as a precaution until the recall repair is complete. The recall began November 30, 2020. Owners may contact Kia customer service at 1‑800‑333‑4542. Kia's number for this recall is SC196.

Recall number 20V518000 · Recall details

Electrical system: wiring: front underhoodReported October 25, 2018 · 16,011 vehicles affected
What is wrong
Kia Motors America (Kia) is recalling certain 2018 Kia Stinger vehicles. The front wiring harness located in the engine and passenger compartment may get damaged from contacting a burr on the left fender body panel.
Risk
The damaged wiring harness may short circuit, increasing the risk of a fire.
Remedy
Kia will notify owners, and dealers will inspect the wiring harness for damage. If no damage is found, a cover will be installed. If damage is found, the wiring harness will be replaced and a cover will be installed, free of charge. The recall began December 20, 2018. Owners may contact Kia customer service at 1‑800‑333‑4542. Kia's number for this recall SC170.

Recall number 18V754000 · Recall details

See all 4 recalls for the 2018 Kia Stinger

Technical service bulletins for the 2018 Kia Stinger 100

Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.

See all 100 bulletins for the 2018 Kia Stinger

2018 Kia Stinger fuel economy

Official EPA estimates in miles per gallon (MPGe for electric). Ranges cover trims that share the same engine.

EngineDriveCityHighwayCombined
2.0L 4‑cylRWD222925
2.0L 4‑cylAWD212924
3.3L 6‑cylAWD172520
3.3L 6‑cylRWD172520

What 2018 Kia Stinger owners say

Most recent owner complaints, unedited.

Filed Nov 2, 2026 · Fuel system · MO

Vehicle Safety Complaint – 2018 Kia Stinger 3.3L Twin-Turbo I am filing a safety complaint regarding my 2018 Kia Stinger 3.3L twin-turbo due to a suspected failure involving the high-pressure fuel pump and high-pressure fuel pipe. While driving, my vehicle began hesitating and sputtering while stopped at a traffic light. The vehicle subsequently became unable to start. The engine cranks but will not remain running. The vehicle was taken to an independent repair facility for diagnosis. The mechanic tested the vehicle by manually supplying fuel, and the engine started but only ran for a few seconds before shutting off. The mechanic suspects a failure involving the high-pressure fuel pump and high-pressure fuel pipe. I am concerned about the safety implications of this failure because the vehicle experienced hesitation and sputtering while operating in traffic. A fuel-system failure that causes an engine to lose power or shut off unexpectedly could create a dangerous situation for the driver and other motorists. I contacted Kia Customer Care and provided my VIN. Kia informed me that there were no open recalls applicable to my vehicle and declined goodwill assistance. I am requesting that the federal safety agency document this complaint and review whether the high-pressure fuel pump and fuel pipe failures in 2018 Kia Stinger 3.3L models warrant further investigation or a safety recall. Vehicle: 2018 Kia Stinger 3.3L Twin-Turbo VIN: [XXX] Reported symptoms: Hesitation, sputtering, crank-no-start condition, and engine shutting off shortly after starting. Suspected components: High-pressure fuel pump and high-pressure fuel pipe. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Oct 22, 2026 · Engine, Fuel system · NJ

the federal safety agency Vehicle Safety Complaint Statement Vehicle: 2018 Kia Stinger Premium 2.0L Turbo VIN: [XXX] Component: Fuel System, Gasoline: Delivery: High Pressure Pump [1, 5] Recall Campaign Reference: 2023 Kia High-Pressure Fuel Pump Safety Recall [5] 1. Failure of Initial Recall Remedy & Active Safety Hazard This vehicle was subject to the 2023 Kia High-Pressure Fuel Pump (HPFP) Safety Recall due to a known manufacturer defect that causes fuel pressure drops, stalling, and loss of motive power on the highway. I originally presented the vehicle to an authorized dealership (Kia Cherry Hill) for execution of this critical safety recall. Instead of physically replacing the defective mechanical pump as required by federal safety guidelines, the dealership only performed a corporate software update and released the vehicle back into commerce with the defective hardware still active. This failure to execute the physical remedy allowed a known, high-risk safety hazard to remain completely unmitigated in the vehicle. 2. Recurrence of Failure and Catastrophic Incidents The unreplaced defective safety component inevitably failed, causing the vehicle to suffer severe pressure drops and repeatedly drop into an emergency "constant limp mode" while driving. The vehicle was brought to Turnersville Kia (Sicklerville, NJ) to finally address the failed component. Turnersville Kia replaced the high-pressure fuel pump and its related high-pressure pipe (Invoice #[XXX]). However, exactly 76 miles after picking the vehicle up, while traveling on a public roadway, the vehicle suffered an immediate, catastrophic structural engine blowout (severe rod bearing failure and turbocharger meltdown) [5, 5]. The vehicle immediately lost all motive power, creating a severe, sudden highway safety hazard. 3. Technical Negligence & Post-Repair Safety Failure The high-pressure fuel pump sits directly atop the cylinder head and is driven mechanically by an engine camshaft lobe. The line op INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION

Filed Oct 21, 2026 · Engine · 105,000 miles · MO

The contact owns a 2018 Kia Stinger. The contact stated that while driving, the steering wheel failed to turn in the intended direction and the steering wheel seized. In addition, the contact became aware of white smoke coming from underneath the hood before the engine seized. The vehicle was towed to the independent mechanic. The contact was advised to tow the vehicle to the dealer. The vehicle was towed to the dealer. The contact was informed that the repair was not covered under a recall. The contact referenced the federal safety agency Campaign Number: 24V169000 (Engine and Engine Cooling). The contact was informed that the recall did not exist. The manufacturer was contacted, and a case was filed. The contact was informed that the vehicle was not eligible for the recall repair because the owner was the second owner of the vehicle. The contact was informed that the required full dealer service records were not provided. The contact was advised to contact the federal safety agency Hotline to report the failure. The failure mileage was approximately 105,000.

Filed Sep 29, 2026 · Engine · KY

(2018 kia stinger gt2 awd) vin:[XXX] The above-referenced vehicle suffered a catastrophic engine failure directly resulting from a ruptured turbocharger oil feed line—the exact defect covered by federal Safety Recall SC300. The vehicle was rendered inoperable and was transported to Kia Store Elizabethtown. Service personnel at Kia Store Elizabethtown inspected the vehicle and confirmed that the failure was caused directly by the SC300 safety recall defect. Despite the dealership’s clear technical confirmation of the failure mechanism, Kia America is explicitly refusing to perform the safety recall remedy and cover the resulting engine destruction, using the presence of aftermarket air intakes as a pretext to deny federal safety compliance and warranty coverage. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Sep 23, 2026 · Seat belts · FL

Seat belt clicks in, registers as being put on by dash sensor but comes unbuckled when force pushes it forward. Latch is not fully catching on drivers seat.

Filed Aug 7, 2026 · Engine · UT

On XXX my son picked up his 2018 Kia Stinger (VIN [XXX]) from Ken Garff Honda Riverdale, UT after a routine oil change, filter change, and tire rotation (RO# 5026743). About 3 hours later, while driving on [XXX] near [XXX], he noticed a burning smell, then saw smoke coming from the front of the vehicle, followed by flames from the engine compartment. He pulled over and exited safely before the vehicle was fully engulfed. No other people or vehicles were struck, but the fire occurred on a public highway shoulder next to dry grass, creating a wildfire risk in addition to the risk to him and other traffic. On XXX, this same vehicle received recall SC300 (the federal safety agency Campaign 24V169000) at Jerry Seiner Kia in [XXX], which replaced the left turbocharger oil feed pipe and hose assembly. This addressed the exact component Kia's recall identifies as a fire risk from oil leaking near the exhaust manifold. This system, and/or the oil change performed hours before the fire, may be connected to the failure, but this has not yet been confirmed by a professional inspection. The problem has not been reproduced or confirmed by a dealer or independent shop. No inspection by police/insurance/manufacturer has occurred yet. No dashboard warning lights or messages appeared before the fire; the only symptom noticed was a burning smell shortly before smoke and flames appeared. The vehicle is located at [XXX] with an address [XXX] Lot [XXX] and remains available for inspection upon request. I have a pending insurance claim with Bear River Mutual. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Aug 1, 2026 · Driver assistance, Electrical · UT

While driving the steering wheel jerks back and forth as if it's trying to help assist in keeping in lanes even with the lane assistant off and it doesn't matter what speed it jerks the whole time. The steering wheel will also move on its own back and forth while in a parked position too. It's very dangerous because it's trying to jerk you all around the road at no matter what speed you're doing.

Filed Jul 18, 2026 · Fuel system · NJ

My vehicle is exhibiting a loss of drive power, particularly uphill, with a diagnostic code of P0088 (Fuel Rail/System Pressure Too High). This is the same defect addressed by recall campaign 23V634000 (Kia SC281), covering the high-pressure fuel pump / fuel control valve plunger on 2018-2021 Stinger vehicles. I had the SC281 recall repair completed on this vehicle on Novermber 16th 2024. I am now experiencing the same symptom and code the recall was meant to fix, indicating the repair did not resolve the defect. The original repair only updated the software but did not replace the fuel pump. The dealer, Jack Daniels Kia in NJ, has quoted me a $250 diagnostic fee before proceeding further. Under the National Traffic and Motor Vehicle Safety Act (49 U.S.C. § 30120), once a safety recall has been issued, the manufacturer is required to remedy the defect, including diagnosis tied to that defect, free of charge to the owner. This applies whether the issue is addressed as a continuation of SC281, a revised action (I was told a repair labeled "SC281Y" applies, though it does not currently appear in the dealer's system under my VIN), or simply as a recurrence of the same defect after an incomplete repair. The SC281Y memo from Kia is PROOF that Kia knows the original SC281 fix did NOT resolve the defect for my car. This is a dangerous situation that KIA MUST resolve. I am requesting that Kia: 1. Confirm my VIN against campaign 23V634000 and clarify the status of any SC281Y follow-up action. 2. Investigate why the original SC281 repair did not resolve the defect. 3. Waive the $250 diagnostic fee, as it is tied to a defect already covered under an open federal safety recall. 4. Perform any necessary repair at no cost to me.

Filed Mar 12, 2026 · Fuel system · NY

The oil pressure light is coming on . Even after doing oil change at dealership it’s not going away. Confirmed that the issue was with the oil pressure switch at dealership, which is a common problem for 3.3L V6 engines . Similar issue was observed in other older models with similar engine and the warranty was extended to cover this issue (WTY026).

Filed Feb 10, 2026 · NY

Oil light comes on and out i do have warranty for the car.

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Other model years

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Questions about the 2018 Kia Stinger

Is the 2018 Kia Stinger reliable?

Owners have filed 72 complaints about the 2018 Kia Stinger, 4.0 times a typical Stinger model year. It is one of the years we flag to avoid.

What is the 2018 Kia Stinger year score?

The 2018 Kia Stinger scores 20 out of 100 (poor). The score compares it with the other model years of the Kia Stinger: 75 is a typical year, 50 means twice the usual complaints, and serious complaints and recalls lower it.

What is the most common problem with the 2018 Kia Stinger?

Engine and cooling, with 28 complaints, typically around 70,000 miles. Next is fuel system (17).

How many recalls does the 2018 Kia Stinger have?

4 recalls, covering engine and engine cooling, fuel system, gasoline and service brakes, hydraulic.

What gas mileage does the 2018 Kia Stinger get?

Official estimates for the 2018 Kia Stinger range from 20 to 25 mpg combined. The most efficient version (2.0L 4-cyl, RWD) gets 22 city and 29 highway.

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