Kia Optima: Vehicle identification number (VIN)

The vehicle identification number (VIN) is the number used in registering your vehicle and in all legal matters pertaining to its ownership, etc.

VIN label
The VIN is also on a plate attached to the top of the dashboard. The number on the plate can easily be seen through the windshield from outside.
Recommended SAE viscosity
number
Vehicle certification labelTire traction
Tire traction can be reduced if you
drive on worn tires, tires that are
improperly inflated or on slippery
road surfaces. Tires should be
replaced when tread wear indicators
appear. Slow dow ...
Seat belt restraint system
WARNING
For maximum restraint system protection, the seat belts must always be
used whenever the vehicle is moving.
Seat belts are most effective when seatbacks are in the upright position.
...
Fuel Pressure Control Valve. Specifications
Specification
Item
Specification
Coil Resistance (Ω)
0.5 [20°C(68°F)
...