It's amazing how many people don't think about the air conditioning until it gets hot or the heater until it gets cold. Then they panic trying to have them repaired in a hurry. It's a good idea to have the air conditioning checked in late March or early April and the heater checked in the middle of September. This way when you need either system you will know it is operating at it peak efficiency.  Montgomery BCC Transmissions trained technicians can check your heating and air conditioning systems and insure they are operating at peak efficiency the next time you are in for service.