Jeep 2015 Grand Cherokee - Owner Manual - Manual (Page 580)

2. Turn off the heater, radio, and all unnecessary electri-
cal accessories.
3. Remove the protective cover over the remote positive
(+) battery post. Pull upward on the cover to remove
it.
4. If using another vehicle to jump-start the battery, park
the vehicle within the jumper cables reach, set the
parking brake and make sure the ignition is OFF.
WARNING!
Do not allow vehicles to touch each other as this
could establish a ground connection and personal
injury could result.
Jump-Starting Procedure
WARNING!
Failure to follow this jump-starting procedure could
result in personal injury or property damage due to
battery explosion.
CAUTION!
Failure to follow these procedures could result in
damage to the charging system of the booster vehicle
or the discharged vehicle.
NOTE: Make sure at all times that unused ends of
jumper cables are not contacting each other or either
vehicle while making connections.
578 WHAT TO DO IN EMERGENCIES