Detail: Car leaking water replace radaitor and resvior tank now leaking water don't know were
Solution: Most common places for a water leak is the pump. or a pipe. also the the heater line. radiator would show. and usually reservoir tank nothing goes wrong with them. it can also be the system has not had the air leaked out of the system, when you refitted the new radiator you need to bleed the air out of the system, even on auto bleed systems as they can take hour upon hour to bleed them self bleed and you still need to top them up or they over heat. other common leaks are the head gasket, but you would know if this was the case by the amount of smoke coming out the exhaust and the longer you have this problem the cleaner the cylinders are. as they will be the ones having water in them. other is water in the oil you will get a creamy liquid on the filler cap this is not always the case, it has to be a long term problem for this to happen. , Hi, a 6ya Mechanic can help you resolve that issue over the phone in a minute or two. Best thing about this new service is that you are never placed on hold and get to talk to real repair professionals here in the US. click here to Talk to a Mechanic (only for users in the US for now) and get all the help you need. Goodluck!