Kia Optima
Kia Optima

See also:
Brake system
Power brakes
Your vehicle has power-assisted brakes
that adjust automatically through normal
usage.
In the event that the power-assisted
brakes lose power because of a stalled
engine or some oth ...
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.
...
Air cleaner
Element replacement
Have the air cleaner element
checked and replaced in accordance
with the maintenance schedule.
NOTICE
Do not drive with the air cleaner
removed; this will result in excessi ...