National Home Emergency Referral Network:
Emergency HVAC technician tools

Heating or Cooling Not Working? Find HVAC Help.

Whether your AC stops cooling during a heatwave or your heating furnace fails during freezing weather, connect with HVAC professionals to discuss diagnosis, availability, and repair options.

Find HVAC Help

CRITICAL SAFETY NOTICE: If you smell natural gas (rotten egg odor), suspect carbon monoxide exposure, or hear hissing from a gas line, evacuate the home immediately, do not operate switches, and call your gas utility or 911 from outside.

Common Residential HVAC Problems

No Heat in Winter

Furnace ignition failure, faulty thermocouple, or blower motor breakdown during freezing temperatures.

AC Blowing Warm Air

Refrigerant leaks, compressor failure, or frozen evaporator coils during extreme heat.

HVAC Unit Leaking Water

Clogged condensate drain lines overflowing into ceilings or utility closet floors.

System Short-Cycling

Thermostat or sensor issues causing the furnace or AC to shut off prematurely.

Electrical Tripping

HVAC breaker repeatedly tripping due to capacitor or compressor electrical draw.

Weak Airflow

Blower fan malfunction or severe duct obstruction across residential registers.

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