Dodge 2015 Challenger - Owner Manual - Manual (Page 518)

Maintenance-Free Battery
Your vehicle is equipped with a maintenance-free battery.
You will never have to add water, nor is periodic main-
tenance required.
NOTE:
The battery is stored under an access cover in the
trunk. Remote battery terminals are located in the engine
compartment for jump-starting. Refer to “Jump-Starting
Procedures” in “What To Do In Emergencies” for further
information.
Battery Location
516 MAINTAINING YOUR VEHICLE