What are the symptoms of a bad thermostat on a Jeep Wrangler?

Some of the most common symptoms of a bad thermostat are no heat, a spiked temp gauge, blown head gasket, and more. There are a few ways that your Wrangler will tell you that your thermostat is bad. Hopefully you’ve caught them before any damage was done.

What causes a Jeep Patriot engine to overheat?

The water pump pushes the water through the entire system. The thermostat opens up once the engine reaches operating temperature and allows coolant in. If any part of this system fails, your Patriot will eventually overheat. Here are the most common symptoms of a vehicle overheating.

What are the symptoms of a bad thermostat?

Here are the most common signs of a bad thermostat. The most common symptom of a bad thermostat is overheating. The thermostat doesn’t open up. This keeps the coolant from entering the engine. When this happens, the coolant in the radiator stays relatively cool, and the engine overheats fast.

What to do if your Jeep radiator is overheating?

Most of the overheating issues are being solved while cleaning the radiator or replacing it with a new one. As written before, check the coolant pump. Check the radiator cap – a radiator cap that won’t hold pressure might cause overheating problems.

What happens when the thermostat on a jeep gets stuck?

A common problem with thermostats is that they can get stuck. When a thermostat is stuck, the valve is either continuously closed or open. In either case, it needs to be replaced immediately. When the thermostat is stuck open, the vehicle will be getting too much coolant.

What are common reasons my Jeep Wrangler overheats?

What are common reasons my Jeep Wrangler overheats? While there are a variety of reasons your Jeep Wrangler is overheating, the most common 3 are a coolant leak (water pump, radiator, hose etc.), the radiator fan, or a failed thermostat. See what others are asking about their Jeep Wrangler.