Hello, Looks like coolant is leaking behind the water pump, but inbtween the block and water pump.is there another mount for the water pump there? how how big is it. is it a big job
Water pump gasket is shot. If your replacing it, it's always a good idea to replace the pump as well.
Looking for a Used Grand Prix in your area?
CarGurus has 2,912 nationwide Grand Prix listings starting at $879.
Search Pontiac Grand Prix Questions
Pontiac Grand Prix Experts