Possibly the accessory belt needs tightening or replacing -or- the bearing for the drive pulley may be going bad.
Because something is wrong with it. When it is off it does`nt blow anything, that `s why you only notice it when it is on.
An air conditioner should not smell like smoke when turned on (or when turned off). I would have to suspect that the electrical insulation is burning.
Your air conditioner may be faulty if it is not dripping water.
because you have too many dead babies in your air conditioner tank
1st option is that the air conditioner has ceased and is dead. There is no 2nd option.
why 2003 ford focus stall when air conditioner is turned on
gas leak or wrong wiring
It will cool down, nothing is wrong with it. It is just air.
There are usually vents under the tail lights.
The air conditioning uses up the battery power.
must have air in the cooling system
The evaporator coil is probably freezing up which will restrict airflow.