what is acoolant system bleeder valve leaking?

If the cooling system is full, it could be due to a faulty thermostat in the engine or faulty water pump or a defective cylinder head gasket. Your question about the coolant bleeder is not clear. If you want to find a Dodge specialist, here's our directory link for you: https://repairpal.com/dodge-repair-in-highland-california

that would be a little screw in one of the coolant lines that u use to bleed air out of the coolant sys.if you have air system the car will overheat quick,and it also could have a water pump our head gasket bad.do you know if smoke comes from the tail pipe like steam white,if it does stop trying to drive it. and let me fix it for you ican do this work fast and cheap i live in highland myself,if you decide to fix it get ahold of me 909-884-1429 ask for lori or antony and leave a message good luck.