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How to Replace the Window Regulator Motor on the Mercedes E-Class

Model: Mercedes Classe E W124 - Years 1984-1995
Part: Power window motor

Replacing the window regulator motor on the Mercedes E-Class, model W124, is a straightforward task that you can perform independently, thanks to our video tutorial. Start by opening the car door and removing the inner handle using a plastic trim tool for the plastic parts and a Torx wrench size 10 for the screw on the handle itself. Once the handle is removed, you can take off the door panel. Proceed by unscrewing the glass fastening element and then securing the glass at the top with tape. Continue by unscrewing the fastening elements of the window regulator assembly. After completing these steps, you can proceed with the installation of the new motor. Begin by installing and tightening the motor fastening elements, then you can lower the window and install it in its place. Finally, reattach the door panel.

Updated on 5 September 2026 by ScegliAuto

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