How Do You Change A Heater Core Hose?

How Do You Change A Heater Core Hose? Drain the cooling system. Loosen hose clamps and carefully remove the leaking hose. Install the new hose, install new hose clamps, and refill cooling system with recommended anti-freeze / water mixture at 50/50 concentration. Pressure test cooling system again to check for any other leaks. How do