Running it while leaking can cause it to overheat repeatedly, which can cause thermostat damage , along with other problems.
Blown head gastet, radiator leaking, thermostat needs to be replaced Blown head gastet, radiator leaking, thermostat needs to be replaced
BAd radiator cap, low coolant or (leaking), Bad thermostat, cooling fans not turning on.
Thermostat and radiator
looks like a sensor or thermostat going into engine block
If a lower radiator hose was replaced on a 1999 Dodge Grand Caravan, but it is still leaking fluid, it could be that there is a hole in the radiator. It could also mean that there is damage to the overflow reservoir or its hoses.
If your radiator isnt leaking and car is having a over heating problem and coolant spewing out. Chances are your thermostat needs replaced. possible the radiator needs to be flushed. But more likley its thermostat
check thermostat, first, then look for radiator leaks, hoses that might be leaking.
There are several reasons why a radiator can crack. The list includes rust, a faulty thermostat, a leaking head gasket, and extreme heat and cold.
It could be a number of things, a clogged radiator,bad thermostat,low coolant, hoses leaking coolant, radiator fan not working,or a leaking head gasket. Hope this helps you.
The Mercury Villager and Nissan Quest are basically the same vehicle. The radiator is cooled by an electric fan and thermostat. If either of these are malfuntioning, that could be the cause. Otherwise, all of the normal things such as low coolant, bad water pump, clogged radiator, bad radiator hoses, bad thermostat,and incorrect timing could all cause the engine to overheat.
Leaking radiator radiator hose head gasket water pump Heater core thermostat housing
Thermostat, blocked radiator, leaking hoses, rusted impellers on the water pump and the worst possibility, a leaking head gasket/cracked head.