first
It pumps water.
Under the waterpump.
there several places it can leak hoses,over flow box ,freeze plugs waterpump,headgaskets,weep hole in waterpump,radeator.
Without make model year & engine size.... Head gasket, waterpump, hoses, radiator, cooling fans not coming on belt to waterpump, thermostat, etc...
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Its on the housing directly behind the waterpump.
No thermostat, no coolant, no waterpump. Basically you have no coolant circulating.
Waterpump, thermostat, radiator, radiator hoses.
Check Your Waterpump
it does not have a waterpump!
By the waterpump. Where the top radiatorhose goes into the motor
http://jeepin.com/features/waterpump/index.asp