Turn to Zark Heating & Cooling to hire tried-and-true AC repair services in Orland Park, IL. Many factors can stop your air conditioner from doing its job. If your Cook County unit is failing to maintain the temperature that you prefer, it’s probably operating with insufficient refrigerant. Another culprit could be a damaged compressor. Don’t ignore any of the odd noises that are coming from the unit. The strange banging or screeching you hear indicates a problem. Fortunately, our air conditioner repair service can provide you with a long-term solution.