June 21: Kia EV9 SUVs Recalled Over Faulty Headliners recalls | 12 days ago June 14: Kia Recalls 2024 Sportage SUVs Over Power Steering recalls | 19 days ago June 11: Stolen Kia Optima Lawsuit Allegedly Fails in Case of Matthew Moshi Death news | 22 days ago June 7: Kia Telluride Power Seat Motor Fire Recall: Park Outside recalls | 26 days ago May 25: Owners of 2022 Kia Niro EV SUVs Warned Not to Charge Inside Structures recalls | 39 days ago
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
Loading ...
one sec.
Stay Up to Date
Compare Kia Optima Model Years
Curious how the 2018 Optima compares to other years?
Check out our Kia Optima overview to see the most problematic years, worst problems and most recently reported complaints with the Optima.