Depending on the year of release of the attachment can vary.
Front bumper
-open the hood.
-under the hood take out six rivets and remove the radiator grille.
-under the radiator grille, between the headlights, Unscrew the four screws.
-wrenched the wheel, depending on which side we understand.
-wheel arches take out two pistons on each side and move the wheel arches.
-for wheel arch liners Unscrew one screw on each side holding the bumper corners to the wings.
-Unscrew the three screws (spun upwards) holding the bottom of the bumper.
-with the assistant pulls the bumper with the clips in the wings forward (pay attention to wire).
-remove the connectors from the fog lights.
Rear bumper
-open the trunk lid.
-Unscrew the two screws and take out four of the pistons in the opening of the trunk.
-wheel arches pulled three pistons on each side that attach the wheel arch liners and splash guards to the bumper.
-move the wing flaps to the side and Unscrew from the inside of the wings, a nut on each side that attach the bumper corners to the wings.
-with the assistant pulls the bumper back with the latches in the wings (don't want to break the wires).
-snap together the connectors of the sensors.
How to remove front and rear bumper Jeep Grand Cherokee ZJ (1993-1998)
How to remove front and rear bumper Jeep Grand Cherokee WJ (1999-2004)
How to remove front and rear bumper Jeep Grand Cherokee WK2 (after 2011)