Jump-Starting - Jeep 2011 Grand Cherokee Owner's Manual

468 WHAT TO DO IN EMERGENCIES
12. Securely store the road wheel and jack in the cargo
area.
Stowed Spare
NOTE: The compact spare rests on a foam donut to raise
the wheel face off the storage area floor.
13. Have the aluminum road wheel and tire repaired as
soon as possible and properly secure the spare tire, jack
and tool kit.
WARNING!
A loose tire or jack, thrown forward in a collision or
hard stop could endanger the occupants of the ve-
hicle. Always stow the jack parts and the spare tire in
the places provided.

JUMP-STARTING

If your vehicle has a discharged battery it can be jump-
started using a set of jumper cables and a battery in
another vehicle or by using a portable battery booster
pack. Jump-starting can be dangerous if done improperly
so please follow the procedures in this section carefully.