does radiator leak have effect on heaters

[nashy05]

ok i put a post on here about my climate control heaters the thing is they work now dont know how but just want to know if my radiator leak could of had an effect on it cause its a bit strange they start work now thanks

[Not_An_Abba_Fan]

If your coolant is low then it would affect it as you won't be getting the flow through the heater core.