Chevrolet 2005 SSR Pickup Owner's Manual page 104

12. Install and tighten a D-ring into each hole on the
tailgate.
Be sure to use the D-rings supplied with the cargo
net system that have 0.9 inches (22 mm) studs.
Using other D-rings will not work because the studs
will not be the correct length and the cargo net
system will not be secured properly.
13. Clip the cargo net to the tailgate D-rings with the
label facing up and on the driver's side of the
vehicle.
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14. Clip the other end of the cargo net to the
telescoping cross bar as shown.