Where is the thermostat on a 2005 Cadillac Escalade?

On a 2005 Cadillac Escalade, the thermostat is located in the engine compartment, specifically at the engine's front, near the water pump. It is typically housed within the thermostat housing, which is connected to the upper radiator hose. To access it, you may need to remove the engine cover and other components for better visibility and access.