It is never a good sign whenever any of your home appliance starts to emit loud noises each time you turn it on. This is especially true for your home air conditioner. Loud noises can only add to your stress when you turn on your air conditioner in Winnipeg at the end of the day. More than this, the noise could be a sign that something is wrong with your AC, or some of its parts. Here are a few things you can do to determine what could be causing the noise from your AC unit.