Depending on the model year and body type of the attachment points are slightly different.
Front bumper
-open the hood.
-under the hood, Unscrew the four screws that secure the top.
-Unscrew the screws around the perimeter of the bottom.
-wrenched the wheel to the side.
-in the wheel wells, Unscrew the screws and peel the fender liner (front part).
-for wheel arch liners Unscrew two screws on each side holding the bumper corners to the wings.
-free hand and pulls the bumper forward (look for wires).
-snap together the connectors of electrical equipment.
Rear bumper
-open the trunk lid.
-in the opening of the trunk, Unscrew the screws.
-from the bottom Unscrew the screws that attach the lower part.
-in the wheel wells, Unscrew the screws and peel the fender liner (rear part).
for wheel arch liners Unscrew two screws on each side holding the bumper corners to the wings.
-with the assistant pulls the bumper backwards (look for wires).
-snap together the connectors of the equipment (if any).
How to remove front and rear bumper Fiat Doblo 2 (after 2010)