Dodge 2010 Avenger - Manual (Page 337)

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 between the left
front headlight assembly and the left front wheel splash
shield. To allow jump-starting there are remote battery
posts located on the left side of the engine compartment.
Remote Battery Posts
1 — Remote Positive (+) Post (covered with protective cap)
2 — Remote Negative (-) Post
336 WHAT TO DO IN EMERGENCIES