Low coolant? defective thermostat? Heater core plugged, restricted, or airbound? Control cable not working? Water pump not circulating coolant?
Replace Thermostat
Probably a bad thermostat.
You need to change your thermostat in the car.
i think that it is determined by the position of the sun. cheers-rhys stannard 10DL
You should check the thermostat and the fuse for the heater.
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.
start by changing the thermostat
You may need to replace your Thermostat or your Heater Core.
There are a few reasons why a central air unit is not blowing cold air. The coils may be dirty, the unit may need freon, or the thermostat could be broken.
Your heater may be blowing cold air because there could be a problem with the thermostat, a lack of fuel or a clogged air filter. It is recommended to check these components and consult a professional if needed.
There are several possible reasons why your thermostat may be blowing cold air instead of heat. It could be due to a malfunctioning heating system, a problem with the thermostat settings, a clogged air filter, or a lack of maintenance. It is recommended to check these potential issues and consult a professional if needed to diagnose and fix the problem.
Have you checked your thermostat?