CHEVROLET 2009 Silverado - Manual (Page 18)

3. Release both straps on the cover. Roll the cover
out. Each bow should fall between the side rails.
4. When the cover is rolled out, place the rear rail into
the rear pivot mounts. Press firmly down on the
driver side until the latch is secured into the
side rails. Only the driver side has a latch.
5. Secure the driver side of the cover to the side rail.
Then pull the cover tight across the bed and fasten
the passenger side.
2-10