How do I know if my radiator is leaking?

[TurBoGs-T]

Just what it means. I noticed my reserve tank was empty so i filled it up. I check it every once in a while and it's gone little by little. Yet there is no coolant on the ground under my car.

 

[GSX4LIFE]

There are several places that could be leaking coolant. Some, like head gasket to combustion chamber, or inside turbo, you would never be able to pinpoint. Check around the block to see if it is pushing through the HG. Also, make sureyour reservoir cap is holding pressure. if a certain pressure can not be held in the system, the fluid will be able to boil.