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.
Use only the specified rear differential fluid. (Refer to "Recommended lubricants and capacities" in section 8.)
See also:
Maintenance services
You should exercise the utmost care to
prevent damage to your vehicle and
injury to yourself whenever performing
any maintenance or inspection procedures.
Should you have any doubts concerning
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 ...
Automatic transaxle
Automatic transaxle operation
The automatic transaxle has 4 forward
speeds and one reverse speed. The individual
speeds are selected automatically,
depending on the position of the shift
lever. ...