Where is thermostat located on Tacoma 4 cycl 1998?

On a 1998 Toyota Tacoma with a 4-cylinder engine, the thermostat is located in the engine block, typically near the top where the upper radiator hose connects to the engine. To access it, you may need to remove the upper radiator hose and the thermostat housing, which is usually secured with bolts. Make sure to drain some coolant before starting the process to avoid spills.