How do you remove the thermostat from a jeep?
Drain out the coolant from the bottom of the radiator. To remove the thermostat you need to first disconnect the negative battery cable at the battery. Then drain the cooling system until the coolant level is below the thermostat. Remove the accessory drive belt.
Can a bad thermostat cause a Jeep Wrangler to blow?
If your Wrangler runs too long without coolant circulating through the engine, the head gasket can blow. Signs of a bad head gasket include: A head gasket is a very costly and time consuming repair. Hopefully you’ve caught your bad thermostat before this has happened.
What should the temp be in a Jeep Cherokee?
Make sure not to mix coolants as red and green coolant don’t mix well and can end up becoming a jelly like substance. The last step is to start your Jeep up and let it idle. The temperature gauge should climb to 160*, 180*, or 195* depending on what thermostat you just installed.
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 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 kind of thermostat do you use on a Jeep Cherokee?
Let’s go off of the assumption that all fans are properly shrouded and in good, working condition and the systems are full of a 50/50 mix of antifreeze and water and all air has been purged from the systems. Lets hear it!! I use a Mr Gasket 180F and have had no problems.
Where is the temp sensor on a Jeep Cherokee?
Second, the temp sensor for the gauge is at the back of the engine in the head, the hottest place in the engine cooling system. It might be 220° there, but only 195 at the stat. It is a problem with a long engine block with the coolant coming all the way from the front.
When to know if your Jeep Wrangler head gasket is bad?
The first sign of a bad head gasket that most people are going to notice is a warning light or spiked temperature gauge. If you’ve noticed this, you need to get off of the road and get your Wrangler’s engine shut down as soon as possible, before any lasting damage can occur. A bad thermostat can cause the temp gauge or warning lights to come on.