Blown fuse, defective blower motor, or defective blower motor resistor pack.
You will need to locate a few wires that are located on a small plate between the heater and air system of a 2002 Kia Sportage. The resister pack rests there and can be removed and replaced to fix the blower.
one of two things , #1, low on antifreeze or #2 , heater core plugged up.
Your blower motor is getting ready to fail, it is usually gradual. I have replaced 2 on my 200 Kia Sportage and in both cases the low sppeds failed first. This may also require the relay be replaced as when it finally fails it can take the relay out.
kia sportage heater core at autozone is $ 93.99
Kia Sportage heater core at autozone is $ 93.99
Kia Sportage heater core at autozone is $ 93.99
Look under the dash on the passenger side
The Condenser Fan Relay and the A/C Cut Relay on a Kia Sportage are located together under the dashboard on the passenger side of the vehicle. They are just aft of the heater blower motor. The Comndenser Fan Relay is the 20amp relay and the A/C Cut (compressor) relay is the 52amp relay.
Check the blower motor to make sure its working propable
First guess would be a bad ignition switch.
Probably a leaking heater core.
it has a dead raccoon stuck in it