Amazon - Buick - Compra Buick. AdSpedizione gratis (vedi condizioni) 1984 and 1987 wiring diagrams? | Turbo Buick Forum | Buick Hey guys where can I find a wiring diagrams for a 1984 and 1987 buick gn's on a website to copy diagrams,because I can't find anything info will be.. Under Dash Wiring diagram/schematic | Turbo Buick Forum Anyone have a good under dash wiring diagram/scehmatic for a 1987 GN? I need to remove an old and non-functioning alarm system and clean up the wire nest..