Depending on the model year and body type of the attachment points are slightly different.
Front bumper
-open the hood.
-under the hood take out the caps and Unscrew the screws that secure the top.
-wrenched the wheel, depending on which side we understand.
-wheel arches Unscrew three screws on each side holding the fender liner.
-Unscrew one screw on each side (spun upwards) holding the corners to the wings.
-at the bottom, Unscrew the screws and take out the caps (twisted and inserted from the bottom up), remove the protection.
-under the protection Unscrew the screws that attach the lower part.
-we release the latch in the wings (pull the corners down and yourself) and under the headlights.
-with the assistant gently pulls the bumper forward (don't want to break the wires).
-remove the connectors from the temperature sensor and fog lamps.
Rear bumper
-open the trunk lid.
-Unscrew the screws and take out the caps in wheel well that attach the fender liner and mud flaps.
-the fender liner, Unscrew the screws (spun upwards) holding the corners to the wings.
-Unscrew the four screws (spun up) that secure the lower part.
-we release the latch in the wings (pull down on themselves), under the rear lights and opening boot.
-with the assistant gently pulls the back bumper (don't want to break the wires).
-snap together the connectors of the equipment (if any).
How to remove front and rear bumper Chevrolet Aveo (T200, T250)