coolant leak on 2000 Cadillac Seville

what to put on a coolant leak in a 2000 cadillc,until we get time to take it to a car just have a small leak on the coolant plastic tank at the bottom of it wear the hose is ,but we checked that the hose an avery thing a it's not the hose at all.

Asked by for the 2000 Cadillac Seville
These coolant tanks are a dealer only item and have to be ordered from the parts dept at Cadillac