Check around here and over at coloradofans.com for someone parting out their truck. Also junk yards, Ebay and Craigslist. The cover is not that expensive new, but the tools are way overpriced. This link will at least give you some part numbers. Don't know if your color is Ebony or Pewter, but both are shown. JACK & TOOL STOWAGE | Nalley Buick GMC Brunswick
I have the light gray from my 'o5. We are talking about the little two-cup holder doodad on the back wall that covers the factory jack, right? If so, pay the shipping and you can have it. I think I have the screw for it too.