GMC 2009 Sierra - Manual (Page 133)

Center Console Storage
Your vehicle may have an upper and lower center
console storage area with cupholders.
To access the upper storage area, pull lever (A) up. To
access the lower storage area, raise the upper storage
bin, then pull lever (B) up. Use the key to lock and unlock
the lower storage area.
Rear Seat Armrest
Your vehicle may have a rear seat armrest that contains
two cupholders. To access the cupholders, pull the
armrest down from the rear seatback.
Cargo Management System
Your vehicle may have a cargo management system. It is
located in the bed of the truck. The system contains three
rails located on the front and sides of the bed.
The system will include four adjustable cargo tie-downs.
The tie-downs can be placed on the upper and lower
slides of the rail.
To adjust a tie-down, pull the locator pin out and move
the tie-down to another location making sure the locator
pin lines up with a locator hole on the rail. The tie-down
pin may not be installed correctly if the pin does not line
up, turn it over and reinstall. The tie-down will not move
when the pin is installed completely. The maximum load
for each rail is 500 lbs (227 kg).
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