Chevy Impala
Thermostats

How do you remove a thermostat on a 2004 chev impala 3400v6 engine?

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2008-10-12 01:38:43
2008-10-12 01:38:43

It is at the engine end of the top radiator hose. Drain the radiator into a container and remove the hose at the thermostat housing. Remove the 2 bolts and remove the housing and the thermostat.

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I am trying to drain old antifreeze and replace with new and cannot figure out how to remove the radiator plug on my 2001 Chevy impala 3400V6 engine?


The thermostat is located in the housing and the engine end of the top radiator hose. Remove the 2 bolts and replace the thermostat.


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Drain the radiator into a container. Remove the upper radiator hose at the engine and remove the 2 bolts in the thermostat housing. Remove the thermostat and clean the surfaces. Install the new thermostat ,upper radiator hose and refill the radiator.


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Drain the radiator into a container. Remove the top radiator hose at the engine. Remove the 2 bolts holding the thermostat housing and remove the thermostat. Clean both surfaces and install the new thermostat. Reinstall the upper radiator hose and the coolant.


Drain the radiator into a container. Remove the upper radiator hose at the engine. Remove the2 bolts on the thermostat housing and lift it up. Remove the thermostat and clean the surfaces. Install the thermostat and the bolts. install the top radiator hoes and fill the radiator.jd


Drain the radiator into a suitable container. Remove the top radiator hose at the engine. That is the thermostat housing. Remove the 2 bolts and remove the thermostat. Clean the thermostat housing and the intake manifold and install the thermostat. It is not necessary to use silicone sealer but if you feel you must then use sparingly.


Drain the radiator into a container. Remove the top radiator hose at the engine. Remove the 2 bolts holding the thermostat housing. Remove the thermostat and clean the surfaces. Install the new thermostat, housing,and bolts. Reinstall the top radiator hose and fill with coolant.


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Drain the radiator into a container. Remove the upper hose at the engine end. Remove the 2 bolts in the thermostat housing and remove the thermostat. Clean both surfaces and install the thermostat "O" ring. Install the thermostat ,housing and 2 retaining bolts. Install the upper hose and fill the coolant recovery tank.jd


Drain the radiator into a container. Remove the upper radiator hose at the engine end. remove the 2 bolts in the thermostat housing and remove the housing. Remove the thermostat and clean both surfaces. Install the new thermostat and seal and then install the housing and bolts. Reinstall the upper radiator hose and refill the radiator.jd


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It is at the engine end of the top radiator hose. Remove the hose and the 2 retaining bolts and remove the housing and thermostat. Clean both surfaces and install thr thermostat.jd


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follow the bottom radiator hose to the side of the engine by the water pump. this is your thermostat housing remove it and there is your thermostat, where the lower radiator hose hooks up the the water pump towards the bottom of the belt assembly.


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It varies from one engine to another but in most cases you drain a few qts of coolant from the radiator, remove the upper radiator hose from the thermostat housing on the engine side then remove the thermostat housing to gain access to the thermostat. Take note of how the thermostat is installed, the spring faces into the engine.


Follow the upper radiator hose from the radiator towards the engine. The upper radiator hose is connected to the thermostat housing on the engine side. The thermostat is under/inside the thermostat housing. Remove the upper radiator hose from the housing then remove the two bolts holding down the thermostat housing then remove the thermostat housing to expose the thermostat.


follow the top radiator hose to the engine. that is where your thermostat is. you will have to drain the radiator, remove the engine side of the hose and remove the thermostat housing to access it. remove thermostat clean mating surface of housing and engine, install thermostat, install housing, secure radiator hose, fill with coolant. start engine and check for leaks.



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