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:
By the numbers
The Kia Optima is a five-seat mid-size segment passenger car that has an
interior that the EPA will probably consider a full size interior.
Longer, lower and wider than the vehicle it replaces, it ...
Instrument panel overview
1. Instrument cluster.................................4-
2. Light control / Turn signals ...................4-
3. Steering wheel audio controls* ............4-
4. Horn ........................... ...
Engine number
The engine number is stamped on the
engine block as shown in the drawing. ...


