Jeep Grand Cherokee 2012 Owner's Manual page 503

WHAT TO DO IN EMERGENCIES 501
4. For the front axle, place the jack on the body flange
just behind the front tire as indicated by the triangular lift
point symbol on the sill molding. Do not raise the
vehicle until you are sure the jack is fully engaged.
6
Front Jacking Location
Lift Point Symbol On Sill Molding