Dodge 2015 Dart - Owner Manual - Manual (Page 238)

Folding Rear Seat
The rear seatbacks can be folded forward to provide an
additional storage area. To fold the rear seatback, pull on
the loops located on the upper seatback.
NOTE:
The upper seatback loops can be tucked away
when not in use.
After releasing the seatback, it can be folded forward.
Rear Seatback Loops
236 UNDERSTANDING THE FEATURES OF YOUR VEHICLE