How much does it cost to replace the heater core. on 2001 Dodge Grand Caravan

The van does not have any heat and it runs hot periodically.

Asked by for the 2001 Dodge Grand Caravan
I Would First Take The Car To A Shop And Have The Coolant System Pressure Tested To See If You Have A Leak. From Your Description It Sounds If You Are Low On Antifreeze.