See also:

Engine coolant
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 ...

Key
Illuminated ignition switch Whenever a front door is opened, the ignition switch will be illuminated for your convenience, provided the ignition switch is not in the ON position. The light will ...

Competitive Warranty
The 2009 Kia Optima is covered by Kia's comprehensive warranty program, which offers unprecedented consumer protection. Included in this program are a 10-year/100,000-mile limited powertrain warra ...