Home Tips and Tricks How to Replace a Radiator Drain Plug on your Car

How to Replace a Radiator Drain Plug on your Car

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Replacing a radiator drain plug yourself is a simple repair that should take 25 minutes or less to complete. Damage to the radiator drain plug is most often due to wear on the rubber gasket that creates a seal between the plug and radiator. The drain plug can also be damaged from over-tightening during installation.

Tools Used: Tools, Car jack, Jack stand, Coolant drain pan, Socket wrench set, Radiator drain plug, Funnel, Coolant, 3 empty coolant bottles

Replace a Radiator Drain Plug

Removing the Old Plug

Pop the hood on your vehicle, then remove the radiator cap and set it aside.