See also:

Fuel requirements
Your new vehicle is designed to use only unleaded fuel having a pump octane number ((R+M)/2) of 87 (Research Octane Number 91) or higher. Your new vehicle is designed to obtain maximum performanc ...

Windshield defrosting and defogging
Manual climate control system To defog inside windshield 1. Select any fan speed. 2. Select desired temperature. 3. Select the or position. 4. The outside (fresh) air and air conditioning 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 ...