51 34 171 Replacing rear left or right door window

WARNING: This page is about a different car, the 2011 BMW M3, 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks

Open door window glass (1) down to distance (A)

A = approx. 120 mm

Fig 1: Identifying Door Window Glass Distance

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IMPORTANT: Disconnect plug connection (1) from power window motor (2) (risk of trapping).

Lever out catches (3) with screwdriver (4) in direction of arrow.

Installation:

Catch (3) must be correctly clipped into place.

Carry out function check on power window unit and anti-trapping protection.

If necessary, NORMALIZE power window unit.

Fig 2: Disconnecting Plug Connection From Power Window Motor

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Installation:

Following parts of window guide (3) must not be damaged or missing:

Catch
Buffer stop

Fig 3: Identifying Catch, Bump Stop And Window Guide

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Remove door window glass (1) towards top.

Installation:

Door window glass does not need to be adjusted.

Fig 4: Removing Door Window Glass

Courtesy of BMW OF NORTH AMERICA, INC.