Hi Mark
I looked up the interior paint information that you requested, as per the 1965 Buick and Buick Special interior
colors information sheet. Gloss colors were used on - Painted upper instrument panel, ashtray,directional signal lever and shift lever housing, steering column, radio rear speeker grille(wagon), instrument panel, side panel (painted lower), windshield upper and side garnish mouldings, side roof rail mouldings, front and rear center pillar,
seat parts, luggage compartment filler panel.
Flat colors "O" Gloss colors were used on. Painted upper instrument panel, rear window defroster grille, rear seat speeker, package shelf, guidmatic, front radio speeker grille, windshield lower frame (exposed end area), compartment front panel.
Tony