Q: the coolent leaks after I put 4 cups of coolent into the
overflow tank on 1997 Cadillac Catera

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
I canot drive over 2 miles before it starts to over heats
(1) Answer
DO NOT DRIVE THIS CAR ANYMORE. Until the coolant leak is found. Coolant does not evaporate. You have a leak. Hopefully you haven't overheated to much and allready done engine damage.