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BMW G31 / G21 / G81 Wiper Blade Delete

Fits: BMW G31, BMW G21, BMW G81

Please note we will not take responsibility for any damage caused during or after installation. This part has been tested with daily use in rainy England for the past year and has been assembled by hand to ensure proper functionality.

Tools and materials

  • 13 mm socket
  • 24 mm socket
  • Small flat head
  • 10 mm bolts
  • Grinder
  • Drill
  • Silicone (optional)
  • Adhesive (optional)

Steps

  1. Step 1

    Remove the wiper arm using a 13mm socket and then remove the button and latch with a 24mm socket.

    Rear wiper arm with its cap removed and pivot nut exposed.
    Close-up of the rear wiper pivot, button and latch assembly.

  2. Step 2

    Remove the interior trim by taking off the plastic bolt covers with a small flat head and releasing the 10mm bolts.

    Circular plastic bolt cover in the interior tailgate trim.

  3. Step 3

    Remove the wiper bearing assembly and remove the spindle by taking of the split ring and pushing through.

    Close-up of the wiper spindle protruding from the bearing assembly.
    Removed wiper spindle beside its split ring.

  4. Step 4

    At this stage you will need to drill and cut the plastic frame to ensure that you can fit the new switch in and reinstall as depicted below we used a grinder and a drill for this stage. You will need to make this part flush with the body of the bracket.

    Caution: Please make sure to create enough room for the button (take care with this stage and remove).

    Plastic wiper bracket ground flush around the spindle opening.

  5. Step 5

    At this stage you can insert the first alignment washer. If this area is dirty make sure to wipe and pick away any previous silicone. At this stage if you want additional water resistance please use a small amount of silicone between the washer and glass.

    Grey alignment washer inserted into the rear glass opening.

  6. Step 6

    Drop in the button making sure to tuck all wires through the hole and then insert the rear piece (make sure the rubber o ring is snug inside this comes pre installed).

    Wired switch fitted through the rear piece on the inside of the tailgate.
    Exterior button seated in the alignment washer with its red adhesive cover visible.

  7. Step 7

    Please attach the supplied bolt to the inside and make sure the terminal is pointing in the direction of the connector.

    Caution: At this stage don't tighten too far.

    Retaining nut tightened around the wired switch on the inside of the tailgate.

  8. Step 8

    Please remove the adhesive cover and adhere the uncovered side of the acrylic disk to the button.

    Caution: Please take care to get a uniform gap on all edges as if the edge is to close the button wont function.

    Red adhesive cover on the exterior button before removal.
    Acrylic disc positioned over the button with its white protective backing visible.

  9. Step 9

    At this point the disk will sit proud so you will need to fine tune the fit by further tightening down on the bolt to pull it in until flush (do this by hand). Once you have tuned this in you can remove the protective film.

    Acrylic disc pulled flush against the exterior button.

  10. Step 10

    After this please use the supplied interior cover to cover the interior hole where the spindle was removed please use a small amount of adhesive if needed.

    Circular interior cover fitted over the spindle opening in the tailgate trim.

  11. Step 11

    After this please connect the switch making sure to check functionality before you close the glass on the inside and replace the cover. Your Done!

    Vehicle and switch connectors joined inside the tailgate, with turquoise switch wires visible.

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