Installation Procedure

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.

Ensure that all 5 retaining tabs are securely attached to the sill plate.

Fig 1: Front Door Sill Plate To Door Frame

Courtesy of GENERAL MOTORS CORP.

If installing the left sill plate, position the hood release handle through the sill plate.
Align the retaining tabs to the door frame slots.
Starting at the front of the sill plate, push down on the sill plate, seating the retaining tabs to the door frame.
If installing the right sill plate, install the right insulator panel. Refer to CLOSEOUT/INSULATOR PANEL REPLACEMENT - RIGHT .