See also:

Lubricant specifications
Recommended lubricants To help achieve proper engine and powertrain performance and durability, use only lubricants of the proper quality. The correct lubricants also help promote engine efficiency ...

Vehicle break-in process
No special break-in period is needed. By following a few simple precautions for the first 1,000 km (600 miles) you may add to the performance, economy and life of your vehicle. • Do not race th ...

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 ...