TrailBlazer 4WD L6-4.2L VIN S (2002)
1. Remove the head restraint assembly.
2. Remove the extension panel hinge trim (2).
3. Remover the screws (3) securing the extension panel (1) to the seat back.
4. Remove the J-strip (1) from the seat adjuster cross bar (2).
5. Unhook the J-strip (1) from the bottom of the seat back cover.
6. Remove the hog rings (2) from the seat back cover flaps.