How do you change a heatercore in a corrado?

To change the heater core in a VW Corrado, first, disconnect the battery and drain the coolant. Remove the dashboard and any components obstructing access to the heater core housing. Disconnect the heater core hoses from the engine compartment, then unbolt and remove the heater core from the housing. Install the new heater core, reassemble everything in reverse order, and refill the coolant before testing the system.