Dodge 2010 Challenger - Owner Manual - Manual (Page 364)

Preparations for Jump-Start
The battery is stored under an access cover in the trunk.
Remote battery posts are located on the right side of the
engine compartment for jump-starting.
NOTE: The remote battery posts are viewed by standing
on the right side of the vehicle looking over the fender.
Remote Battery Posts
1 — Remote Negative (-) Post
2 — Remote Positive (+) Post
362 WHAT TO DO IN EMERGENCIES