Jeep 2010 Patriot - Owner Manual - Manual (Page 393)

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 front of the
engine compartment below the air intake duct. To access
the battery remove the air intake duct by turning the two
finger screws, located on the radiator support.
Air Intake Finger Screws
392 WHAT TO DO IN EMERGENCIES