Either it is the thermostat housing outlet.Because the top radiator hose is always connected to the thermostat housing, the lower radiator hose is connected to the water pump.
Thermostat housing outlet.
Use a pair of pliers to compress the spring clamp, then slide it up the hose and disconnect the hose from the housing.
Remove the nuts/bolts securing the thermostat housing ...
then remove the thermostat housing..
Once the housing is removed, the thermostat can be removed from the engine
Using a putty knife, clean the gasket mounting surfaces.
If the thermostat is equipped with a pin valve, be sure to install the thermostat with the pin facing upward.
If you think it is your water pump, here is the location
Inspect for signs of seal leakage or deterioration.
Note: small amount of weeping from the bleed hole is normal.
Thursday, January 2nd, 2020 AT 8:11 PM