TrailBlazer 4WD L6-4.2L VIN S (2002)
2. Remove the sill plate from the door frame.
3. Remove any retaining tabs that remain attached to the door frame.
Installation Procedure
1. Ensure that all 4 retaining tabs are securly attached to the sill plate.
2. Align the retaining tabs to the liftgate door frame slots.
3. Push down on the sill plate, seating the retaining tabs to the door frame.