WARNING: This page is about a different car, the 2008 Pontiac G5 and 2008 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: View Of Hood Rear Seal
Courtesy of GENERAL MOTORS CORP.
Position the hood rear seal to the vehicle.
Push the hood rear seal onto the air inlet screen in order to fully seat the seal.