The answer to 'why is my evaporator coil making loud noise' is that there could be several common causes, including a malfunctioning blower motor, a stuck fan, or debris buildup on the coil. Loud noises from the evaporator coil can indicate a serious issue that requires professional attention.
The evaporator coil is a critical component of your HVAC system that absorbs heat from the air in your home. If the coil is making loud banging, rattling, or screeching noises, it's a sign that something is wrong and needs to be addressed promptly to prevent further damage and ensure your system continues to operate safely and efficiently.