Jeep 2014 Grand Cherokee Owner's Manual page 555

WARNING!
Do not connect the jumper cable to the negative (-)
post of the discharged battery. The resulting electri-
cal spark could cause the battery to explode and
could result in personal injury. Only use the specific
ground point, do not use any other exposed metal
parts.
5. Start the engine in the vehicle that has the booster
battery, let the engine idle a few minutes, and then
start the engine in the vehicle with the discharged
battery.
WHAT TO DO IN EMERGENCIES 553
6. Once the engine is started, remove the jumper cables
in the reverse sequence:
Disconnecting The Jumper Cables
1. Disconnect the negative (-) jumper cable from the
remote negative (-) post of the discharged vehicle.
2. Disconnect the negative end (-) of the jumper cable
from the negative (-) post of the booster battery.
3. Disconnect the opposite end of the positive (+) jumper
cable from the positive (+) post of the booster battery.
4. Disconnect the positive (+) end of the jumper cable
from the remote positive (+) post of the discharged
vehicle.
5. Reinstall the protective cover over the remote positive
(+) battery post of the discharged vehicle.
6