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Kia Seltos — what actually breaks, by engine

2021–2023 · 479 federal complaints · 2 engines

Reliability ratings usually stop at the model. But two Seltoss with different engines can fail in completely different ways — and the engine is a choice you make at purchase. Here is what owners actually complained about, separated by engine.

Kia Seltos
Photo: Damian B Oh · CC BY-SA 4.0

Ownership profile

Each axis is this model's percentile within its own segment — comparing a pickup's fuel economy against a compact car's would say nothing. Built from EPA test data.

Fuel economy85Running cost74Low emissions84Cabin spacenot measuredCargo spacenot measuredDisplacement37
29 MPG Fuel economy$2,100/yr Running cost314 g/mi Low emissions2.0 L Displacement

What each engine's complaints are about

Share of component mentions. One complaint can name several components, so these describe what an engine's complaints are about — they are not a failure rate.

Transmission & drivetrainEngineBrakesElectricalSteeringBody & structureFuel systemEverything else

2.0L I4

2021–2023 · Naturally aspirated

390complaints
Transmission & drivetrain 10%Engine 43%
Show the numbers
ComponentShareMentions
Transmission & drivetrain9.9%54
Engine43.2%237
Brakes1.6%9
Electrical8.8%48
Steering0.9%5
Body & structure1.1%6
Fuel system2.9%16
Everything else31.6%173

GAMMA · 1.6L I4

2021–2023 · Turbo

89complaints
Transmission & drivetrain 20%Engine 28%Electrical 15%
Show the numbers
ComponentShareMentions
Transmission & drivetrain20.4%28
Engine28.5%39
Electrical15.3%21
Steering0.7%1
Fuel system8.0%11
Everything else27.0%37

Diagrams show cylinder layout and displacement from the decoded VIN data. Turbo and supercharger marks come from EPA certification records; where EPA cannot tell two engines of the same size apart, the mark is left off rather than guessed.

How many of those complaints involved a fire, crash or injury

Unlike the totals above, these can be compared between engines. Each figure is a share of that engine's own complaints, so how many were sold cancels out. The vertical mark is the average across every vehicle in this database.

2.0L I4

390
Fire1.5%
Crash4.6%
Injury2.3%

GAMMA · 1.6L I4

89
Fire2.2%
Crash5.6%
Injury1.1%

all vehicles — Fire 1.1% · Crash 4.4% · Injury 2.6%

Still a share of complaints, not of vehicles on the road — it says how severe this engine's reported problems were, not how often it gets into trouble. Engines with fewer than 80 complaints are left out: fire is rare enough that a single extra case would swing the number.

Recalls on this model

Unlike everything above, recalls are issued for the whole model, not per engine — NHTSA publishes them by make, model and year. These are defects the manufacturer confirmed and filed federally, which makes them a useful counterweight to owner-reported complaints.

NHTSA told owners to park outside, away from buildings

The defect can start a fire even with the car parked and switched off.

  • Power Train › Automatic Transmission › Fluid/Lubricant › Pump — 2023–2024 23V531000

How this compares with what owners report →

4 recalls · covering 2021–2024

Power Train 1Engine And Engine Cooling 1Air Bags 1Engine 1
All recalls, with campaign numbers
YearsComponentNHTSA campaign
2023–2024Power Train › Automatic Transmission › Fluid/Lubricant › Pump23V531000
2021–2023Engine And Engine Cooling › Engine › Hard Parts Internal/Mechanical25V099000
2024–2024Air Bags23V830000
2021–2021Engine21V259000

Recall repairs are free, always — any franchised dealer, regardless of the car's age, mileage, or how many owners it has had. A great many cars are driving around with recalls nobody ever redeemed.

More recalls does not mean a worse car. Recall counts rise with sales volume and model complexity, and a manufacturer that recalls promptly looks worse than one that drags its feet. Read what the recalls were for, not how many there were.

Check a specific car by VIN at NHTSA →

NHTSA crash-test ratings

Official 5-star ratings from standardized federal crash tests. Unlike the complaint figures above, these are directly comparable between models. Where a model year was tested in several versions, the lowest overall rating is shown.

Overall · 2025
★★★★★
Frontal · 2025
★★★★★
Side · 2025
★★★★★
Rollover · 2025
★★★★☆

15.1% rollover risk

Model yearOverallFrontalSideRollover
2021★★★★☆★★★★☆★★★★★★★★★☆
2022★★★★☆★★★★☆★★★★★★★★★☆
2023★★★★☆★★★★☆★★★★★★★★★☆
2024★★★★★★★★★★★★★★★★★★★☆
2025★★★★★★★★★★★★★★★★★★★☆
Stability control: StandardLane-departure warning: Standard

Source: NHTSA New Car Assessment Program.

Method, sources and limitations

How this was built

  1. Source: NHTSA public complaint database (api.nhtsa.gov), retrieved 2026-08-16. Every complaint carries the first 11 characters of the vehicle's VIN.
  2. Those partial VINs were decoded through NHTSA's vPIC service to identify the exact engine — 98.2% resolved successfully. This is how the data gets to engine level; model-level ratings cannot do this.
  3. Percentages are the share of component mentions, not of complaints. One complaint can name several components, so the figures describe what a given engine's complaints are about — they do not sum to a failure rate.

What this does not tell you

  • This is not a reliability ranking. Complaint totals track how many were sold, not how often they fail. Nobody publishes per-engine sales volume, so comparing totals between engines would be misleading. Read each engine's own breakdown; don't race them against each other.
  • Engines with fewer than 50 complaints are omitted — too small to say anything honest about.
  • Complaints are self-reported by owners. They skew toward problems that are alarming or expensive, and toward vehicles under active recall attention.

Compare with

Or see the whole segment at once: Compact SUV →

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