Cadillac 2009 Escalade EXT Owner's Manual page 150

Driver Side Shown, Passenger Side Similar
Place the cover on the cargo box within 4 inches of
®
the Midgate and lower the rear of the panel
within 2 to 3 inches from the top of the cargo box.
Push the cover forward making sure that the
guide block engages the retainer bracket opening.
Continue to push forward until the panel is fully
seated against the Midgate. Then lower the rear of
the cover to engage the striker pegs (A) to align
with the striker assembly (B).
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2. The driver side cargo cover panel latch must lock in
place before the passenger side latch can be
locked. If this procedure is not followed exactly, the
cargo cover panels might not correctly lock in
place. Push the driver side latch toward the front of
the vehicle to lock the cover in position. A click
sounds when each latch locks. Lock the remaining
passenger side latch on panel 1.