51 31 021 Removing and installing/replacing rubber frame for windscreen (top)

WARNING: This page is about a different variant/trim than selected.

Necessary preliminary tasks:

Remove cover for left A-pillar .
Remove left roof strip .

NOTE: Both covers and roof strips must be removed in order to remove the windscreen.

IMPORTANT: Rubber frame (1) features an aluminum section inlay (2).
Carefully unwind rubber frame (1) (windscreen breakage).
Do not use crowbar (windscreen breakage)

NOTE: Tear-off lip (3) may be stuck to adhesive (4).
During removal of rubber frame (1), tear-off lip (3) may tear off and remain in vehicle.

5 Windscreen

6 Gripping lip

Fig 1: Removing Rubber Frame And Tear-Off Lip

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: To avoid whistling noises in the upper windscreen area at high speeds, attach a butyl strip (2) over the full length of the upper windscreen trim strip (1) between the roof outer skin and the sealing lip of the upper windscreen trim strip.

(Butyl tape: part no. 81 22 9 407 639)

NOTE: Make sure that the sealing lip is not shifted by the butyl and remains flush with the roof surface.

Fig 2: Attaching Butyl Strip Over Full Length Of Upper Trim Strip

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement of rubber frame without windscreen removal:

Detach tear-off lip (3) from rubber frame (1).

If adhesive leaks over tear-off lip (3), this area must be cut out partially.

Cut (4) as illustrated in area (A) on left/right.

To facilitate installation, coat rubber frame (1) and body cutout with water.

Install rubber frame (1).

2 Aluminum strip

Fig 3: Detaching Tear-Off Lip From Rubber Frame

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement of rubber frame with removed windscreen:

Fit rubber frame (1) with tear-off lip (3).

Do not cut gripping lip (4).

Slide new rubber frame (1) onto upper edge of windscreen, ensuring correct alignment.

2 Aluminum strip

Fig 4: Detaching Tear-Off Lip From Rubber Frame

Courtesy of BMW OF NORTH AMERICA, INC.