Removal Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

If removing the right rear seal plate on the Envoy XUV, remove the jack stowage cover first. Refer to Cover Replacement - Jack Stowage (Envoy XUV) .

Fig 1: Removing/Installing Door Sill Plate - Rear (TrailBlazer EXT, Envoy XL, Envoy XUV)

Courtesy of GENERAL MOTORS CORP.

Use a flat-bladed tool in order to release the 3 sill plate retaining tabs.
Remove the sill plate from the door frame.
Remove any retaining tabs that remain attached to the door frame.