How do I troubleshoot engine overheating in a Ford Galaxy?

My Ford Galaxy's engine keeps overheating, even after I've changed the coolant. What could be causing this issue and how can I fix it?

One possible cause of engine overheating in a Ford Galaxy is a faulty thermostat. Try replacing it and see if that resolves the issue.

Check the radiator fan to make sure it's working properly. If not, it may need to be replaced.