Depending on the year of release of the attachment can vary.
Front bumper
-wrenched the wheel depending on which side we understand.
-wheel arches take out the rivets and removed the fender liner.
-for wheel arch liners Unscrew one screw on each side (spun upwards) holding the corners of the bumper to the wings.
-at the bottom, take out the caps (inserted from the bottom up). Immediately remove the connectors from the fog lights.
-under the hood, Unscrew the two screws (spun down) and the two screws in the front of the grille.
-with the assistant pulls the bumper with the clips forward.
Rear bumper
-in the lower part of the bumper take out the rivets that secure the tank cover.
-wheel arches take out the rivets that attach the fender liner.
-for wheel arch liners Unscrew one nut on each side that attach the bumper corners to the wings.
-open the trunk lid.
-in the opening of the trunk Unscrew two screws and take out the four clips.
-we release the latch in the wings (pull the corners themselves).
-with the assistant pulls the back bumper (don't want to break the wires).
-snap together the connectors of the sensors (if any).
How to remove front and rear bumper Jeep Grand Cherokee ZJ (1993-1998)
How to remove front and rear bumper Jeep Grand Cherokee WK (2005-2010)
How to remove front and rear bumper Jeep Grand Cherokee WK2 (after 2011)