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How to Easily Replace or Adjust Your 2012 Dodge Journey Thermostat

How to Change a Thermostat on a 2012 Dodge Journey

If you’re a Dodge Journey owner and you’re looking to change the thermostat in your 2012 model, you’ve come to the right place. A functioning thermostat is crucial for maintaining the proper engine temperature, ensuring your vehicle operates efficiently and safely. In this article, we’ll guide you through the process of changing the thermostat on a 2012 Dodge Journey step by step.

Tools and Materials Needed

Before you begin, gather the following tools and materials:

– New thermostat
– Thermostat gasket
– Socket set
– Ratchet
– Wrench
– Screwdriver
– Antifreeze
– Funnel
– Jack and jack stands (if necessary)
– Replacement engine oil filter (if you’re changing the oil during this process)

Step 1: Prepare Your Vehicle

Park your Dodge Journey on a flat, level surface and engage the parking brake. If you’re planning to change the oil filter and oil, jack up the vehicle and secure it with jack stands. Place a drain pan under the oil drain plug to catch any oil that will be removed.

Step 2: Drain the Coolant

Locate the radiator drain plug on the bottom of the radiator. Place a drain pan under the plug and remove it using a wrench. Allow the coolant to drain completely before replacing the plug.

Step 3: Remove the Thermostat Housing

Locate the thermostat housing on the driver’s side of the engine. You may need to remove the air cleaner assembly to access it. Loosen the bolts holding the housing in place and remove it.

Step 4: Remove the Old Thermostat

Using a socket set, remove the bolts holding the thermostat in place. Carefully pull the old thermostat out of the housing, making sure to inspect the gasket for any damage.

Step 5: Install the New Thermostat

Insert the new thermostat into the housing, ensuring that the gasket is in place. Tighten the bolts using a socket set until the housing is securely fastened.

Step 6: Reinstall the Thermostat Housing

Place the thermostat housing back onto the engine and tighten the bolts using a wrench until the housing is snug.

Step 7: Refill the Coolant System

Pour antifreeze into the radiator until it reaches the desired level. Make sure to mix the antifreeze with water according to the manufacturer’s recommendations for the best performance.

Step 8: Check for Leaks

Start your Dodge Journey and let it idle for a few minutes. Check for any leaks around the thermostat housing and radiator. If you find any leaks, address them immediately.

Step 9: Reset the Engine Oil Light

If you changed the oil filter during this process, you’ll need to reset the engine oil light. Consult your vehicle’s owner’s manual for instructions on how to do this.

Congratulations! You’ve successfully changed the thermostat on your 2012 Dodge Journey. Regular maintenance, such as changing the thermostat, can help ensure your vehicle runs smoothly and efficiently. If you encounter any issues or have questions during the process, don’t hesitate to consult a professional mechanic.

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