What to do when your air conditioner makes a hissing noise?
What to do when your air conditioner makes a hissing noise? The compressor is the most expensive part of an AC to repair, and usually it’s more cost-effective to simply replace the air conditioning system entirely. If the hissing sound you hear turns into a shrieking noise, shut down the AC and get our repair team on the phone right away. What does it mean when your AC is making a pulsating noise? An air conditioner making a pulsating noise isn’t necessarily a bad sign — a little pulsing noise can be perfectly normal when the air conditioner is operating....