See also:

Efficient, Powerful Engine
Available in two powerplants - a 2.4-liter four-cylinder or a 2.7-liter V6 engine - and two five-speed transmissions (manual with LX four-cylinder model only), the 2009 Kia Optima introduces a new ...

Drivetrain
The typical sedan has a larger engine than the Kia Rio. Keep in mind that smaller engines are often cheaper to fix, but smaller engines can be stressed more. The Kia Rio could learn a lesson or tw ...

Overheating
If your temperature gauge indicates overheating, if you experience a loss of power, or if you hear a loud knocking or pinging noise, the engine has probably overheated. Should any of these sympto ...