My pontiac grand am 2000 model 2.4 engine has had a weird problem with the fans on 2000 Pontiac Grand Am

except when you turn on the a/c button which it still produces heat. but now the low coolant light keeps popping on here and there and the coolant runs out really fasy any suggestions?

Asked by for the 2000 Pontiac Grand Am
where is the coolant coming from it could be a water pump or a head gasket