Preparations For Jump-Start - Jeep Wrangler 2011 Owner's Manual

492 WHAT TO DO IN EMERGENCIES
CAUTION!
Do not use a portable battery booster pack or any
other booster source with a system voltage greater
than 12 Volts or damage to the battery, starter motor,
alternator or electrical system may occur.
WARNING!
Do not attempt jump-starting if the battery is frozen.
It could rupture or explode and cause personal injury.

Preparations For Jump-Start

The battery in your vehicle is located in the right rear of
the engine compartment, behind the Power Distribution
Center.
Positive Battery Post