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How to Remove the Radiator Expansion Tank from a BMW 7 Series

Model: BMW Serie 7 E66, E67, E68, E65, MK 4 - Years 2001-2008
Part: Checks and maintenance

Before you can start, open the hood of your BMW 7 Series. Begin by releasing the clips and metal clamps that secure the hoses to the expansion tank, then disconnect the hoses themselves. Next, unscrew and remove the screws and unclip the clips that hold the expansion tank in place. By doing this, you will have freed the expansion tank itself. Proceed by disconnecting the electrical connector. Once you complete this step, you will have successfully removed the expansion tank.

Updated on 15 April 2026 by ScegliAuto

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