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2018 Kia Optima
Engine Problems
2018 Kia Optima Engine Problems
Click on a problem below to read more.
- High Oil Consumption
- Limp Mode After Ksds Installed
- Spark Plugs Failed Repeatedly
- NHTSA: Engine
- NHTSA: Vehicle Speed Control
- NHTSA: Engine And Engine Cooling
- NHTSA: Engine And Engine Cooling: Engine: Oil/Lubrication
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Compare Kia Optima Model Years
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Check out our Kia Optima overview to see the most problematic years, worst problems and most recently reported complaints with the Optima.