How-to » Engine » Mechanical, Lubrication & Cooling » How to Replace an Expansion Tank

How to Replace an Expansion Tank

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Note: This is a general guide for all vehicles.

Tools
  • Flashlight
  • Screwdriver
Difficulty

Moderate

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Steps

Safety Tip:
Always wear safety glasses when working on your vehicle. Wear other personal protective equipment (PPE) when necessary, for example latex gloves or closed toe shoes.

1
With the engine off and cold, open the hood and locate the vehicle's radiator.
2
Follow the overflow hose to locate the expansion tank.
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3
Inspect the expansion tank for leaks.
4
Remove the radiator over flow hose and drain any remaining fluid in the expansion tank.
5
Remove the expansion tank mounting bolts. Remove the expansion tank.
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6
Install a new expansion tank.
7
Install the over flow hose from the radiator to the expansion tank.
8
Fill the radiator and expansion tank to the specified level with the recommended coolant.
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9
Inspect the expansion tank for leaks.
10
Start the vehicle and inspect for any leaks to verify the repairs.
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