Symptoms of a bad thermostat in a car

Thermostats are one of those auto parts that is fairly inexpensive and straightforward to replace yourself.

How to unstick a thermostat in a car

Although the part is inexpensive, the labor rate at a mechanic can drive up the cost of replacement.

It’s always a good idea to search online for a how-to guide for your exact vehicle. If you can get your hands on a factory service manual or a third party repair manual, that’s even better.

Here are some general steps you will need to follow to replace a thermostat on your own vehicle. 

Steps to Replace a Thermostat

These steps are common to nearly every vehicle you will need to replace a thermostat on, and should give you an idea of what is involved with the repair process.

1) Gather Your Tools

Gather your tools: clean drip pan, rags, new thermostat, new thermostat housing gasket, pliers, ratchet set, safety gear (goggles, gloves), torque wrench, torque specs for your vehicle, plastic scraper, funnel.

2) Cool Engine

Make sure your car is cool (hasn’t run recently) and is in a clear work space.

You’ll generally want to let the car cool down for

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