WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
Install the grille to the vehicle.
Align the retaining clips on the grille with the slots in the headlamp panel assembly.
Fully install the retaining clips into the headlamp panel.