We may receive a commission on purchases made from links. A questionable smell, an odd noise, or just the feeling that your window AC unit isn't keeping the space as cool as it used to can set off the ...

AC coil replacement costs typically range from $500 to $2,500, for an average of $1,500. You may need a new AC coil when the unit is over 10 years old, makes noises, energy bills rise, or ice builds ...