DIY: Replacing the Thermostat in Your 2017 Dodge Journey


In this article, we will guide you through the process of replacing the thermostat in your 2017 Dodge Journey. We will provide you with step-by-step instructions and helpful tips to ensure a smooth and successful DIY project. Replacing the thermostat is a relatively simple task that can save you time and money compared to taking your car to a mechanic. So, let’s get started!

What tools do I need to replace the thermostat in my 2017 Dodge Journey?

Before you begin, make sure you have the following tools handy:

  • Socket wrench set
  • New thermostat
  • Gasket sealant
  • Coolant
  • Funnel
  • Drain pan

Once you have gathered these tools, you are ready to start replacing the thermostat.

How do I locate the thermostat in my 2017 Dodge Journey?

The thermostat is located in the engine compartment, attached to the engine block. It is typically found near the top radiator hose. Refer to your car’s manual for the specific location in your Dodge Journey. Once you have located the thermostat, you can begin the replacement process.

What are the steps for replacing the thermostat in my 2017 Dodge Journey?

Here are the general steps for replacing the thermostat:

  1. Ensure the engine is cool before starting.
  2. Drain the coolant from the radiator by placing the drain pan beneath the drain plug and opening it.
  3. Remove the old thermostat housing and thermostat from the engine block using the socket wrench set.
  4. Clean the mating surfaces of the engine block and housing with a rag or scraper to remove any old gasket material.
  5. Apply gasket sealant to the new thermostat and place it into the housing, then attach the housing back to the engine block.
  6. Refill the radiator with coolant using the funnel, and start the engine to check for leaks.
  7. Top off the coolant as needed and you’re done!

How can I ensure the thermostat replacement was successful?

After replacing the thermostat, monitor the engine temperature to ensure it stays within the normal operating range. Check for any leaks and listen for any unusual sounds in the engine. If everything looks and sounds good, then you’ve successfully replaced the thermostat in your 2017 Dodge Journey!


Replacing the thermostat in your 2017 Dodge Journey is a manageable DIY project with the right tools, instructions, and a bit of patience. By following the steps outlined in this article, you can save time and money while gaining the satisfaction of completing the task yourself. Remember to refer to your car’s manual for specific details and always prioritize safety when working on your vehicle.


1. Can I use any type of coolant to refill the radiator after replacing the thermostat?

No, be sure to use the coolant recommended for your specific Dodge Journey model. Consult your car’s manual for the correct type of coolant to use.

2. How often should I replace the thermostat in my car?

Thermostats typically last for several years, but it’s a good idea to check and replace it if necessary during regular maintenance checks. If you notice any issues with engine temperature or cooling, it’s time to consider a replacement.

3. Can I drive my car immediately after replacing the thermostat?

It’s best to allow the engine to cool and check for leaks before driving. Once everything looks good, you can confidently drive your car.

4. How do I know if my thermostat is faulty and needs to be replaced?

If your engine is overheating, or the temperature gauge fluctuates abnormally, it may indicate a faulty thermostat. In such cases, it’s best to have it checked and replaced if necessary.

5. Can I replace the thermostat in my Dodge Journey without any prior mechanical experience?

With the right instructions, tools, and a systematic approach, replacing the thermostat is a manageable task for anyone willing to learn and take the time to do it correctly.


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