WARNING: This page is about a different car, the 2004 Suzuki Swift + and 2004 Chevrolet Aveo. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: View of Air Inlet Grille and Screws
Courtesy of GENERAL MOTORS CORP.
Raise the hood and support it with the hood prop.
Remove the nuts and the wiper arms.
Remove the air inlet grille screws and the 2-piece grille.