If your thermostat is stuck you should just get another one. They are cheap and available at most auto parts stores.
replace it. when they go bad you can't fix them.
Right behind the thermostat housing
To change the thermostat on a 2003 Dodge Neon SXT, first remove the drain plug to let the engine coolant drain into the pan. Unhook the coolant reservoir and remove the hose clamp. Spray the two thermostat housing mounting bolts with a solvent and pull out the old thermostat.
Under the housing where the upper radiator hose hooks to the engine.
It is the two wire sensor near the thermostat housing.
It is under the housing that the upper radiator hose hooks to on the engine .
If the engine is overheating or when you service the cooling system and change the antifreeze.
Under the housing where the upper radiator hose hooks to the engine.
A Dodge Neon does not have a distributor.A Dodge Neon does not have a distributor.
The dodge neon 1995 parts are compatible with dodge neon 1999
To replace the thermostat in a 2003 Dodge Neon, first, disconnect the negative battery terminal and drain the coolant from the radiator. Remove the upper radiator hose connected to the thermostat housing, then unbolt and remove the thermostat housing to access the thermostat. Replace the old thermostat with the new one, ensuring the gasket is properly seated, then reassemble everything by reversing the steps, refill the coolant, and reconnect the battery. Finally, start the engine and check for leaks.
The thermostat itself costs about 7 bucks. You can do it yourself with a 13mm wrench. The people at the parts store can show you where it's located.