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water pump hose replacement
They just clamp on. If you can change a radiator hose, you can do it. Just get the hose from a dealer & use the same clamps.
To change the thermostat on a 1987 Chevy van, drain the radiator and locate the thermostat under the upper host assembly. Remove the bolts holding the thermostat in and replace it.
NO
Drain the radiator and dispose of the coolant as its toxic to animals. Remove the top radiator hose, and water inlet. Remove the thermostat from under the inlet and replace it. Reinstall the inlet and top hose then fill the system with new coolant.
Loosen the belt with the tensioner pulley. Take the belt off. Drain the water from the cooling system. Remove the hose. Remove the retaining bolts from the water pump. Reverse the process to install the new water pump.
If your van is equipped with rear heater the water pump will have all small holes plugged, only lower radiator hose is attached. The interior heater hose comes from radiator. from: giffen49 1993 Chev G20 350ci
If you remove the filler hose from the side, you can siphon out the fuel.
It is most likely the thermostat housing gasket or the bypass hose that runs from the water pump to the intake manifold.
It could, along with radiator, hose, gasket, etc.
It is very simple to change the thermostat in a 2004 E 150 Van. The thermostat can be found by following the upper radiator hose. After the thermostat is found, disconnect the radiator hose and drain it. Then, you will remove the two bolts that are holding the thermostat housing place. Remove the old thermostat and replace it with a new one.
Remove the water supply hose from the top of the thermostat housing. Remove the thermostat housing retaining bolts. The old thermostat will simply lift out. Reverse the process to install the new thermostat.