How do you know when to replace your thermostat?
How do you know when to replace your thermostat? 7 Signs You Need to Replace Your ThermostatYour HVAC Keeps Turning On or Off. Faulty Thermostat Readings. Suspiciously High Energy Bills. Constant Temperature Shifts. Thermostat Is Too Old. Thermostat Fails to Respond to Changed Settings. Your HVAC System Short Cycles. What should I do when my car thermostat is replaced? Given that replacing the thermostat involves draining about a gallon of coolant, the most common service that goes along with thermostat replacement is a cooling system flush. With the system open and partially drained, it is fairly easy to complete. How...