Depending on the year of manufacture, the attachment points differ slightly.
Front bumper
-open the hood.
-under the hood, Unscrew the screws that secure the upper part.
-Unscrew the two screws (pistons) in the lower grille.
-from the bottom side, unscrew the screws and take out the caps.
-wheel the wheels to the side.
-in the wheel arches, Unscrew the screws and take out the rivets that secure the wheel arch liners (front part).
-behind the wheel arch liners, Unscrew the screws that secure the corners of the bumper to the fenders.
-release the latches in the wings.
-with an assistant, we pull the bumper forward (we look behind the wires).
-release the connectors of the electrical equipment (if any).
Rear bumper
-open the trunk lid.
-in the opening of the trunk, Unscrew the screws and lid stops.
-from the bottom side, take out the screws that secure the bottom of the bumper.
-in the wheel arches, Unscrew the screws (take out the caps) that secure the wheel arch liners (rear part).
-behind the wheel arch liners, Unscrew the screws that secure the corners of the bumper to the fenders.
-release the latches in the wings.
-with an assistant, we pull the bumper back (look behind the wires).
-we disconnect the connectors of the electrical equipment.