One way to easily tell is to check the bottom radiator hose, if the hose is extremely hotter than the top hose, the thermostat is not opening fully or stuck in the closed position.
Does vehicle overheat rapidly? Do you have heat? Does temperature gauge show that vehicle is running cold
Sometimes they'll emit a high pitched noise before they go bad. Is your engine running hot? Could be a bad thermostat.
Mine went bad. First, the temp went over the 1/2 way mark, then, the temp wasn't going up to the 1/2 mark. I changed the thermostat and now it is fine.
what are the symptoms of a bad thermostat on a 1997 Chrysler Sebring Lxi what are the symptoms of a bad thermostat on a 1997 Chrysler Sebring Lxi
how do you know when thermostat is bad in 19997 Pontiac sunfire
Two easy ways to tell are if the motor takes too long to warm up. This means the thermostat may be stuck open. If the motor gets hot and the top hose on the radiator is not warm the thermostat may be stuck closed.
how do you know if the thermostat for the ford escort sport 1999 is bad
Yes a bad thermostat would cause overheating in any car. A thermostat regulates the temperature.
Check for water in your oil, if so, this is a sign of bad head gasket. White smoke from the exhaust and loss of coolant with no apparent leak are all signs of a blown head gasket. You can also remove the thermostat (it is much cheaper to replace and easier to troubleshoot as well). If the temperature of the vehicle lowers, your thermostat was the problem.
Thermostat and thermostat sensor (ect) bad
Could be the thermostat not opening