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How to Replace the Radiator Reservoir on BMW 3 Series

Model: BMW Serie 3 E92, E90, E91 - Years: 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
Part: Checks and maintenance

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Video tutorial

Is the coolant reservoir on your BMW 3 Series damaged and needs replacement? Let's see how to remove it. Open the car door and pull up the hood release lever located at the bottom left of the dashboard, then lift the hood. Using a socket wrench, remove the mounting bolts, and disconnect the hoses from the reservoir.

Empty the reservoir of coolant after removing it. Install the new reservoir along with the hoses and bolts, then refill the cooling system with new coolant. Close the hood after installation.

Ensure the level is as indicated on the reservoir.


Updated on 16 March 2026 by ScegliAuto


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by ScegliAuto

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