Car Radiator Drain Plug Leaking

Use a hose to spray the radiator and surrounding components so you can know for sure that any new coolant you see in the engine bay after you start the car has leaked since you washed it.

Car radiator drain plug leaking. There is a steady drip about 1 every second. Clear and thin with the distinct pungent odor of gasoline. I bought a new one at o reilly s but it leaks the same as my old one. This is a short tutorial video on how to replace your radiator drainage plug.

After flushing the coolant the coolant is now leaking from the radiator drain plug. It will be much easier to locate the leak in your radiator after it s clean of old grime and coolant. Mine snapped off because it is plastic so i had to figure out a way to replace. While replacing my water pump i removed my radiator and had it flushed.

Because the automatic cooler lines that goes into your radiator is a separate system inside your radiator. If you suspect there is a leak and you are able to physically inspect the drain cock check to see if there is leaking coolant around the radiator drain cock. The plug is leaking even though it is fully closed. Wash the radiator with a hose.

Check the fuel hoses and lines fuel filter connections and gas tank. It was sitting out and dry for a couple weeks. There should be no fluid in this area if the drain cock is working properly. Never drive a vehicle that has any type of fuel leak.

Now when i put it all back together the plastic drain plug in the radiator leaks. I asked the dealership for a replacement part however it appears that the petcock is attached to the radiator and can not be replaced.