Power Train Related Problems of the 2018 Kia Motor Optima

Table 1 shows three common power train related problems of the 2018 Kia Motor Optima. The number one most common problem is related to the power train (20 problems). The second most common problem is related to the vehicle shudder (one problem).

Table 1. Power Train related problems of Kia Motor Optima


Recently reported Power Train problems of the 2018 Kia Motor Optima

The Power Train problem

It burns oil constantly. I constantly have to get new filters put on because they become black very quickly same with the oil itself. The engine has a tic and I know other people with Optima’s that have the same problem. I burn through 4 quarts in two weeks- less than 600 miles.   Read details...

The Vehicle Shudder problem

When driving this vehicle rattles and shakes it has a burning smell/gas smell. It cuts off while driving. Looses oil. Oil at low level before due. This make and model is no longer being manufactured. It has a known history of engine problems. Why were consumers allowed to buy this car.   Read details...

The Transmission Failure problem

Transmission failed after 4 months and 3800 miles while driving st local streets, kia dealers refused to repair under warranty.   Read details...


Power Train related problems in other Kia Motor Optima model year vehicles:



Safety Ratings of Optima Cars
Fuel Economy of Optima Vehicles
Optima Defect Investigations