when turning on air conditionor for cold air only get hot
Because you don't have enough coolant in your radiator.
You should check the thermostat and the fuse for the heater.
because you car is stupid
you need a new thermostat and possibly some anitfreeze
check the coolant level, or, possible stuck thermostat.
Obviously you have a cold if you are constantly blowing or you have something spicy or you are crying
if its blowing, but not blowing cold its low on coolant. it takes r134a.
Blowing Hot and Cold - 1989 is rated/received certificates of: Australia:M
One of the reasons a 2000 Jeep Cherokee heater would randomly blow cold air and then hot air and then cold might be that there is a problem with the hot/cold duct. The air or a vent might be inadvertently blowing periodically.
Ask this question again. Is the question no blowing or blowing cold?
Check the coolant system to make sure you have enough antifreeze. Also is your thermostat working?
If your lips get dried or or chapped from the fan blowing on you or if the fan makes the area super cold then it could possibly trigger a cold sore.