I have 2001 f150, it is over heating, and the heat is not blowing hot air, while it is at idle the anti-freeze will come out of the overflow cap.

These links should help:

https://www.askmehelpdesk.com/cars-trucks/faq-how-troubleshoot-repair-maintain-hondas-selected-other-vehicles-46563-3.html#post235973

https://www.askmehelpdesk.com/cars-trucks/faq-how-troubleshoot-repair-maintain-hondas-selected-other-vehicles-46563-14.html#post2651405