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

WARNING: This page is about a different car, the 2005 BMW 545i and 2004 BMW 545i. However, it is still accessible from the selected car via links, so may be relevant.

Necessary Preliminary Tasks:

Remove both gutter strips on windscreen. Refer to 51 31 030 REMOVING AND INSTALLING OR REPLACING LEFT OR RIGHT GUTTER ALONG WINDSHIELD .

IMPORTANT: Rubber frame (1) features an aluminium section inlay (2). If necessary, detach adhesive tape (9) between rubber frame (1) and roof outer skin. If necessary, remove fitted spacer buffers (8). Carefully unwind rubber frame (1) (windscreen breakage).

NOTE: Tear-off lip (5) may be stuck to adhesive (4). When rubber frame (1) is removed, tear-off lip (5) can tear off and remain in vehicle.

3) Windscreen.

6) Bridge.

7) Pinched butyl.

Fig 1: Sectional View Of Rubber Frame

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement Of Rubber Frame Without Windscreen Removal:

There is no sealing lip (2) in area (A) on left/right.

Detach tear-off lip (4) from rubber frame (1).

If adhesive leaks over tear-off lip (4), this area must be cut out partially.

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

Install rubber frame (1).

If necessary, pull liner* off adhesive tape (6) and press rubber frame (1) down firmly on roof outer skin.

3) Butylene tape.

5) Aluminium strip.

* Liner is the protective film on adhesive tape (6).

Fig 2: Identifying Rubber Frame Components

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement Of Rubber Frame With Removed Or New Windscreen:

There is no sealing lip (2) in area (A) on left/right.

Fit rubber frame (1) with tear-off lip (4).

After installing windscreen: If necessary, pull liner* off adhesive tape (6) and press rubber frame (1) down firmly on roof outer skin.

3) Butylene tape.

5) Aluminium strip.

* Liner is the protective film on adhesive tape (6).

Fig 3: View Of Rubber Frame With Tear-Off Lip

Courtesy of BMW OF NORTH AMERICA, INC.