Deluxe equipment was rear corner windows, bright metal (stainless) windshield and door window reveals, door window garnish molding, seat back trim panel, arm rest on driver's side, and right hand sun shade, and chrome radiator grille.
Striping color with Armour yellow was black.
And when you call for a restoration pack (and do so, it is filled with good information), GM will have no information on your specific truck. But they sometimes ask for a serial number, sometimes not. I do not know why they would need it.