Depending on the year of the attachment points are slightly different.
Front bumper
The bumper is removed along with the grille.
-under the hood, Unscrew the four screws that secure the grille (spun down).
-wrenched the wheel to the left or right side depending on which side we will analyze first.
-wheel arches Unscrew the screws that attach the fender liner.
-on the perimeter in the bottom part Unscrew the screws and take out the clip (twisted and inserted from the bottom up).
-assistant exempt corners of the latches in the wings and
-remove the bumper from the guides themselves.
-in the lower grille remove the connector from the temperature sensor (if any).
-remove the connector from the fog lamp (if any).
-if you have headlight washers, disconnected the hoses (so the liquid will not escape on earth, should prepare a special container).
Rear bumper
-open the trunk lid.
-the side panels open hatches.
-under the hatch Unscrew two plastic nuts and remove the tail lights.
-under the tail lights release the clips.
-remove the license plate with the frame.
-under the license plate, Unscrew the two screws.
-Unscrew the screws and take out the caps at the bottom (spun up).
-Unscrew the screws in the wheel arches.
-with the assistant release the latch in the wings, behind the rear lights and opening boot.
-remove the bumper from the guides themselves.
-remove the electrical connector license plate light.
-remove connector from the PDC (if any).
How to remove front and rear bumper Opel CORSA A (1983-1992)
How to remove front and rear bumper Opel CORSA B (1993 - 2002)
How to remove front and rear bumper Opel CORSA C (2000-2007)