How do you get the heater core out of a 1984 Buick regal t type?

To remove the heater core from a 1984 Buick Regal T-Type, first, drain the coolant from the radiator and disconnect the battery. Remove the dashboard and the center console to access the heater box. Disconnect the heater hoses from the core, then unbolt and remove the heater box cover to take out the heater core. Reverse the process to install the new core.