Mercedes-Benz S420 Problem Report

Mercedes-Benz S420 Power Window May Fail Due to Window Regulator

(19 reports)

One or more door windows may stop working due to a failed window regulator. Replacement of the failed regulator will be necessary to correct this concern.

Windows do not raise up or roll down. -
Back passenger window won't go up!! -
window wont come down or go up -
back windows dont work. If you put them down they dont come back up. Is this a recall that is covered? -
Rear Passenger window will go down but will not up. Power windows. Replace regulator. -
Rear left window does not close completely, -
Window would not roll up. Mechanic removed door panel and had to order new window regulator. Estimated cost for parts and labor: $300.00 -
I heard a pop in the window regulator which bust the window on the driver's side. It sounded like someone had hit the window with a baseball bat. Immediately I could hear glass fall within the door and then the window slowly started to slide down. -
Replaced Convenience Module in trunk with a used part procured online for $150. Resynchronized windows. Works perfectly. -
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