2010 Cadillac CTS Owner's Manual - Page 106

3-6 Storage Convenience Net (Sedan) Your vehicle may have a convenience net in the rear of the vehicle. Put small loads behind the net. It can also be positioned into an envelope style to hold smaller items. The net is not for heavier loads. Store items as far forward as you can. Roof Rack System Roof Rack System (Wagon) { WARNING If something is carried on top of the vehicle that is longer or wider than the roof rack - like paneling, plywood, or a mattress - the wind can catch it while the vehicle is being driven. The item being carried could be violently torn off, and this could cause a collision, and damage the vehicle. Never carry something longer or wider than the roof rack on top of the vehicle unless using a GM Certified accessory carrier. 5. Pull on the straps to tighten the net. Put light loads behind the net to keep them from falling over or being thrown into the cabin during heavy braking. The net should not be overloaded or used to store heavy loads.