See also:

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 ...

Kia Rio review
The 2011 Kia Rio ranks 28 out of 33 Affordable Small Cars. This ranking is based on our analysis of 48 published reviews and test drives of the Kia Rio, and our analysis of reliability and safety ...

Engine cooling system
The high-pressure cooling system has a reservoir filled with year-round antifreeze coolant. The reservoir is filled at the factory. Check the antifreeze protection and coolant level at least once ...