See also:

A COMFORTABLE AND SOFT RIDE (TOO SOFT)
Behind the wheel of the new Optima it’s easy to point out several more faults – although there are certainly some positive aspects to the driving experience as well. On the down-size, the ca ...

Rear differential (4WD)
Checking or changing rear differential fluid Have rear differential fluid checked or changed by an Authorized Kia Dealer according to the Maintenance Schedule at the beginning of this section. ...

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