Where is the thermostat on a 1996 ford e250?

On a 1996 Ford E-250, the thermostat is located in the engine compartment, typically at the end of the upper radiator hose where it connects to the engine. To access it, you'll need to remove the upper radiator hose and the thermostat housing, which is usually secured by bolts. Once removed, you can replace the thermostat as needed. Always ensure the engine is cool before attempting this to avoid burns.