anyone can help with a leak on my berlingo

[mikeweerts23]

hiya

i am about to buy a berlingo of my colleague at work he oringinally asked £3000 howver when he last drove it the temperature guage was about above the normal temprature he filled it up with water into the tank he drove around the block and it was leaking underneath the heater and pressure steam what could the problem be? radiator broken ? blocked radiator? cracked hose? head gasket gone?
any information would be greatfull before i buy it


thanks mike