Dodge 2011 Grand Caravan - Manual (Page 152)

Place the strap around the grab handle located on the
B-Pillar. Before securing the strap, adjust the buckle for
proper fit. Secure the retainer strap to the inside grab handle located
on the B-Pillar. When not in use, store the strap in the
sewn-in pocket located on the base of the seat cushion.
B-Pillar Grab Handle Retainer Strap
150 UNDERSTANDING THE FEATURES OF YOUR VEHICLE