See also:

Warranty
The basic after-sale protection that comes with the typical sedan isn't quite as generous as the Kia Rio's. ...

Brake/clutch fluid
Checking the brake/clutch* fluid level Check the fluid level in the reservoir periodically. The fluid level should be between MAX and MIN marks on the side of the reservoir. Before removing th ...

SOLID RIDE WITH POWER TO SPARE AND EXCELLENT FUEL ECONOMY
In terms of driving characteristics, the Optima is very much in keeping with the Hyundai Sonata, which shares the same platform. The cabin is quiet and the drive is smooth, with the Optima feeling ...