See also:

Recommended lubricants and capacities
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 that results in improv ...

Maintenance schedule
Chart symbols: I- Inspect these items and their related parts. If necessary, correct, clean, refill, adjust or replace. R- Replace or change L- Lubricate. (1) Refer to the lubricant and co ...

THE VERDICT
Just a few years ago, the Kia Optima would have been a genuine competitor to the American sedans in the family car category. Unfortunately for Kia, companies like Ford and General Motors have made ...