The Thermostat is on the top of the engine in the location where the radiator hose fastens to the engine. Disconnect the hose and there should be two bolts holding the thermostat cover. Be careful not to over tighten the bolts when you reinstall the new one. The thermostat is actually inside.
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drain coolant then remove thermostat housing remove thermostat replace with new one spring to block
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Should be in a removable housing at the engine end of the upper radiator hose
To my knowledge all thermoststs are located at the end of the top radiator hose !
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