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How to Top Off the Coolant in the BMW X3 Radiator

Model: BMW X3 MK 2, F25 - Years 2010-2017
Part: Radiator

This guide shows how to top off the coolant in the BMW X3. The first step is to secure the vehicle and let the engine cool down. Open the hood and locate the radiator cap, which is at the front of the engine bay. Be cautious when opening it due to possible steam escaping from inside. At this point, fill the coolant to the level indicated in the owner's manual. Close the radiator reservoir cap and tighten it properly. The warning light on the dashboard, represented by a half-full reservoir icon, should now be off.

Updated on 23 April 2026 by ScegliAuto

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