Wiki User
∙ 15y agoLow coolant, bad thermostat, blockage in waterlines ot jacket.
Wiki User
∙ 15y agoCheck the temperature gauge. If it is running cold, replace the thermostat.
What do you mean by "has no heat"? No air blowing out, blowing out cold air when heater is on, blowing nothing at all? Heater not turning on? What specifically is happening?
AnswerBad thermostat, clogged heater core, or a defective heater control switch. If an engine has not been running long it will not have warmed up, the warmth from a car heater usually comes from the engine.
Low coolant and a clogged heater core are possibilities.
faulty control valve on heater or air in the lines
One reason your home electric heater is blowing cold air is the heating elements are burned out. A bad thermostat may also be the problem.
If you are saying the heater is blowing out cold air you need to change the heater core which is located inside the dash
You may need to replace your Thermostat or your Heater Core.
If your house heater is running but blowing cold air, it could be due to issues with the thermostat, a malfunctioning pilot light, a clogged air filter, or a problem with the heating elements. It's best to check these components to pinpoint the exact cause and contact a professional if needed to resolve the issue.
did you check the heater core because my truck did that and that was what was wrong
Most likely your pilot light is out
Check to see if you pilot light is lit