Over heating fan going crazy

[chucknorris]

Temp light is on needle keeps going to max then back to half . The fan won't stop blowing. The coolant which I changed 2 days ago is now brown and stinks of fish and the pipes are boiling hot!???? Hope this helps cheers

[MuZiZZle]

Could be airlocked?

Did you flush it when you put new coolant in?

What car is it?

[chucknorris]

Vtr mate .ye I flushed so all the coolant was fresh

[MuZiZZle]

did you bleed it at all 3 points?