Replacing front left or right rubber guide for left or right door window

Necessary preliminary tasks: 

• Open side window completely.
• Remove COVER ON DOOR WINDOW FRAME .
• Remove EXTERIOR MIRROR ON FRONT DOOR .

Pull rubber window seal (1) out of rear window guide.

Unfasten screws (2).

Push cover (3) downwards slightly and feed out rubber window seal (1) towards the top.

Installation note: 

if necessary, replace faulty plastic nuts for screws (2).

Moisten rubber guide (1) prior to fitting with APPROVED LUBRICANT .

Make sure rubber window seal (1) is correctly seated on cover (3).

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Detach rubber window seal (1) in direction of arrow from front door (2).

Installation note: 

Moisten rubber guide (1) prior to fitting with APPROVED LUBRICANT .

Make sure rubber guide (1) is correctly seated on door window glass.

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Installation note: 

Rubber guide (1) must not be damaged in corners (2).

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Installation note: 

Ensure that the rubber window seal (2) is correctly mounted on the window frame (3) and the cover is correctly mounted on the window frame (1).

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Installation note: 

In the area of the inside mirror, ensure that the rubber window seal (1) is correctly mounted on the door (2).

Courtesy of BMW OF NORTH AMERICA, INC.