How do you get more heat out of 1987 Toyota Tercel wagon?

To get more heat from a 1987 Toyota Tercel wagon, ensure the coolant system is in good condition by checking for leaks and topping off coolant levels. Inspect the thermostat to ensure it's functioning properly; replacing it can improve heating efficiency. Additionally, clean or replace the cabin air filter to enhance airflow through the heating system. Finally, make sure the heater core is not clogged, as flushing it can help restore heat output.