See also:

Transfer case (4WD)
Checking or changing transfer case fluid Have transfer case fluid checked or changed by an Authorized Kia Dealer according to the Maintenance Schedule at the beginning of this section. Use only ...

Vehicle certification label
The vehicle certification label attached on the driver’s (or front passenger’s) side center pillar gives the vehicle identification number (VIN). ...

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 ...