WAI 389672 Window Motor - Front Left or Front Right

Window Motor Overview

Restore smooth power window operation with this WAI window motor, part number 389672. It is a direct-fit replacement for select Mercedes-Benz models with front left or front right applications, depending on vehicle fitment.

Compatible With Mercedes-Benz E-Class, C-Class, GLK-Class, and SLS AMG applications listed below, this motor is built for buyers who need a precise replacement for a failed or slow-moving window regulator motor. Part number 389672 is also a useful reference when matching the correct electrical window motor for the same application.

Key Features

• Direct-fit window motor for select Mercedes-Benz applications
• Supports front left and front right fitments as listed
• Replacement solution for power window drive failure
• WAI part number 389672 for easy identification

Detailed Description

This WAI window motor is intended for vehicles that need restoration of power window movement after the original motor slows down, stalls, or stops working. Fitment includes 2010-2016 Mercedes-Benz E350, 2010-2016 E63 AMG, 2014-2016 E250, 2013-2016 E400, and 2010-2014 E550 front right applications, plus 2008-2015 Mercedes-Benz C300, C350, C63 AMG, 2015 C63 AMG S, 2013-2015 GLK250, 2010-2015 GLK350, and 2011-2015 SLS AMG front left applications. The part number 389672 helps confirm the correct match during service or parts lookup.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Problems It Can Solve

• Window glass that no longer moves up or down with the switch
• Slow or inconsistent window operation
• Motor noise without normal window movement
• Intermittent power window response
• Failure caused by worn internal motor components

Installation Notes and Tips

Verify the vehicle position and model year before ordering, since this motor is listed for both front left and front right applications across different Mercedes-Benz models. Confirm connector style and regulator compatibility during diagnosis, and compare the original unit to part number 389672 before installation.

Quality Assurance

WAI supplies replacement electrical components for service applications, and this window motor is cataloged for direct-fit use in the listed Mercedes-Benz vehicles.