Cadillac CTS 2013 Owner's Manual page 128

4-8 Storage
6. Levers must still be in the
forward up position. Move the
front cross rail forward beyond
the cut-out area (2). For the rear
cross rail, slide the cross rail
assembly (1) rearward until the
entire cross rail support is in first
position beyond the channel
cut-out area (2).
7. Move the levers on both
crossrails to the down position.
Slide the crossrail until the
crossrail pin engages.
8. The crossrails should lock in the
same hole position on each side.
Removing the Crossrails
1. Move both levers of the crossrail
into the upper forward position.
2. Slide the crossrail into the
cut-out area.
3. Remove the cross-rail from the
vehicle.
4. Repeat for the other crossrail.
5. Replace the side rail covers on
the side rails.