Pontiac Repair: Bonneville under dash water leaking., c drain, pluged

Question
My 1997 Bonneville is lleaking water from somewher under the dash. Could it be from the A/C condenjsing and having a pluged up drain?

Answer
if the liquid is water and you havent been through the car wash or rain yes its prob the a/c drain plugged, it will ahve to be up in the air to clean it , have it doine when you have the oil change they should do it for nothigh, if it is anti freeze it is a heater core