+LA+Air+Conditioning+Contractors,+Victory+Boulevard,+Canoga+Park,+CA,+USA&mode=driving" width='100%' height='600'> hvac unitSquealing or screeching noises normally reveal an issue Using the blower motor, such as a worn-out belt or motor needing lubrication. Occasionally, these noises could be caused by a failing blower motor that needs to get repla