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51 34 420 Removing and installing/replacing trim on window frame of rear door (front), left or right

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For removal and installation only, not for adjustment:

Remove window cavity cover strip on outside of rear door. See 51 22 300 Removing and installing/replacing window cavity cover strip on rear door on left or right 

Open door window.

Partially pull off rubber seal (1) and rubber guide (2).

Fig 1: Removing Rubber Seal & Rubber Guide
G03124536Courtesy of BMW OF NORTH AMERICA, INC.

Loosen screws (1).

Detach trim (2) towards front/top.

Fig 2: Detaching Trim Towards Front/Top
G03124537Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

If necessary, replace faulty plastic nuts (1).

Fig 3: Identifying Plastic Nuts
G03124538Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Trim (1) must not be damaged.

Fig 4: Identifying Trim
G03124539Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

To prevent wind noises.

Check gap with a 0.05 mm feeler gauge.

Slide feeler gauge between B-pillar finishers of front and rear doors.

When the finishers are correctly adjusted, it must be possible to feel a slight suction resistance over the entire length of the finisher.

If the gap is too big, this may result in wind noises.

Fig 5: Sliding Feeler Gauge Between B-Pillar Finishers Of Front & Rear Doors
G03124540Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

If necessary, release screws (1).

Press finisher (2) towards front and tighten down screws (1).

If gap is still too big, adjust finisher on window frame of front door.

Fig 6: Installing Finisher
G03124541Courtesy of BMW OF NORTH AMERICA, INC.