04 Dodge Ram 1500 4.7 antifreeze disappearing engine not getting hot strong smell at times of coolant

What is your question?

Truck losing coolant we add more and it disappears from overflow can't find any leaks .smell coolant some times.been doing this few days

What makes this problem better or worse?

Driving some

How long has your 2004 Dodge Ram 1500 had this problem?

Off and on for few days