Egine overheating

Yes there are. You need to tow the car to a GM specialist ASAP, don't drive it if it's leaking coolant. If you want to try to fix it, you need to find the leak for yourself. Be careful, the engine in your car is very complicated and expensive and would be damaged easily by running low on coolant. If you want to find a specialist, here's a directory link for you: https://repairpal.com/pontiac-repair-in-sun-city-california