Does radiator have to be full?
Step 3: Pour the radiator fluid into the system. If there is no overflow tank or if the tank does not empty back into the cooling system, then pour this directly into the radiator, making sure not to go over the “full” line.
How do you put coolant in a Grand Prix?
How to Change Coolant in a Pontiac Grand Prix
- Raise the hood of the Grand Prix and make sure that the engine has cooled completely.
- Place a bucket or drain pan under the drain plug on the radiator.
- Raise the car enough to remove the jack stands.
- Add a 50-50 mix of distilled water and anti-freeze to the radiator.
How do you change coolant in a Pontiac Grand Prix?
How to Change Coolant in a Pontiac Grand Prix. Wait while the coolant drains out of the radiator. Tighten the drain plug and remove the drain pan. Raise the car enough to remove the jack stands. Lower the front end back to the ground. Add a 50-50 mix of distilled water and anti-freeze to the radiator. Fill the radiator completely.
How to replace the radiator cap on a 2000 Pontiac Grand Prix?
Turn on the heater controls inside the car. Top off the coolant mixture in the radiator as the level drops. The air will purge from the cooling system during this process. Turn off the engine and allow it to cool before you replace the radiator cap. “2000 Pontiac Grand Prix Factory Service Manual”; General Motors Corporation; 1999
Why is the radiator so hard to fill in a Pontiac Grand Am?
Filling the radiator in your V-6 Pontiac Grand Am can be a challenge. The reason it is so difficult centers around the fact that the radiator is lower in the vehicle than some of the cooling system components. As a result, air pockets form in the water pump housing and thermostat housing.
What should I do if my grand prix engine has discoloration?
If you discover any discoloration or debris, you should drain and replace the coolant right away. General Motors recommends using only Dex-Cool antifreeze mixed with an equal amount of water in the Grand Prix’s radiator. Raise the hood of the Grand Prix and make sure that the engine has cooled completely. Open the cap on the radiator.