Chrysler 2013 Town & Country - Manual (Page 303)

Once the crossbars are set into position, tighten the
thumb screws completely. Stowing the Crossbars
Reverse the procedure to stow the crossbars, again,
taking care to keep hand clear of pivoting joint. Crossbars
are identical and can be stowed in either rail nest. Once
the crossbars are stowed, tighten the thumb screws
completely.
Crossbar To Side Rail Installation Tightening Crossbar
3
UNDERSTANDING THE FEATURES OF YOUR VEHICLE 301