Goodman Furnace Parts — Browse All Models

Common problems that might affect your Goodman furnace

Goodman furnaces are known for reliability, but they can develop issues over time. Here are some common problems and their potential fixes:

• Furnace won't start. Check the circuit breaker for the furnace to ensure it’s turned on. If the breaker is tripped, reset it. Many Goodman furnaces also have a cut-out switch, similar to a light switch, located near the furnace. Make sure this switch is turned on to restore power.
• Restricted airflow. A clogged air filter blocks airflow, reducing your furnace’s efficiency and potentially causing it to overheat. Replace the air filter regularly as instructed in your owner's manual to keep your furnace running smoothly.
• Gas supply shut off. Verify that the gas supply valve is fully open. If the valve is open but the furnace still isn’t receiving gas, a professional technician should inspect and repair the system.
• Furnace not igniting. If your furnace is not igniting, it could be due to a faulty igniter, a malfunctioning thermostat, or an issue with the gas line. Diagnose the problem and replace the necessary parts to restore heat.
• Furnace not blowing hot enough. If your furnace is not blowing hot enough, check the thermostat settings and the air filter. A clogged filter or a malfunctioning blower motor can restrict airflow, reducing the furnace's heating capacity.
• Burners won’t stay lit. If the burners won’t stay lit, the flame sensor might need cleaning or replacement. Follow our guide on how to replace a furnace flame sensor to ensure your furnace operates safely and efficiently.

Common Goodman furnace parts that fail

When your Goodman furnace isn’t heating properly, check these critical components for potential issues:

• Thermostat. The thermostat monitors your home’s temperature and signals the furnace to turn on and off. A malfunctioning thermostat can prevent the furnace from operating.
• Burner. The burner generates the heat required to warm your home. A damaged burner may trip safety devices, stopping the furnace from heating.
• Blower motor. The blower circulates warm air throughout your home’s ductwork. If it stops working, the motor may need replacement.
• Air filter. The air filter traps dust and debris, ensuring clean airflow. Replace the air filter regularly to prevent clogs that restrict airflow and reduce efficiency.

Trust Sears PartsDirect to have the Goodman furnace parts you need

Sears PartsDirect offers a wide range of genuine Goodman furnace parts, from belts to blower assemblies, so you’ll find exactly what you need for your repair. Our parts diagrams and resources make it easy to identify and purchase the correct components for your specific Goodman furnace model.

When you need professional assistance, find your local Sears Home Services experts by searching for furnace repair near me. Our technicians can quickly diagnose and fix your Goodman furnace to restore warmth to your home.