Jeep Radiator Drain Plug Leak

If you wait until the plastic becomes brittle it can break when you try to remove it and then a 10.

Jeep radiator drain plug leak.

Tighten the radiator draincock and the cylinder block drain plug s if removed. If you used the sealer and still have the leak then it may be time to go ahead and find out the cost of a replacement plug look at it in the parts store and then plan an hour or so to drain the radiator change the plug perhaps using a little teflon tape or other thread sealant that wont damage plastic and then secure and refill the radiator and run. Remove the cooling system bleed plug from the radiator upper hose inlet housing. Free same day store pickup.

Check out free battery charging and engine diagnostic testing while you are in store. My 2002 jeep liberty 3 7 liter is leaking coolant the drain plug aka radiator drain has an o ring on it that does wear out over time causing a leak. Failure to purge air from the cooling system can result in an overheating condition and severe engine damage. The plastic plug can be a royal pain.

Mine snapped off because it is plastic so i had to figure out a way to replace. This is a short tutorial video on how to replace your radiator drainage plug. Many of you with an aftermarket radiator will have this plastic drain plug.