DODGE CARAVAN RADIATOR

Hey, I Have A 02 Dodge Caravan, 65.000 Miles On It And Having Trouble Finding The Name Of The Exact Part I Need. It Seems All My Radiator...

What Is The Metal Part Of The Lower Radiator Hose Called? There Is A Rubber Hose That Comes Off The Radiator (not Very Long) And Right Into...

Add Antifreeze.

Radiator Loses A Gallon Every 2-3 Days Had Mechanic Pressurize Found No Leaks Fiiled With Antifreeze And New Cap Still Loses Where Is It...