Be sure to add me to your favorites list!.......................IF YOU PLAN ON PURCHASING MULTIPLE ITEMS PLEASE USE THE CART SYSTEM, SO WE CAN SHIP THEM TOGETHER............KEEP YOUR CAR GM!...................ORIGINAL GM......GM NUMBER 16042981..........KEEP YOUR CAR GM!................1986 1987 Corvette air condition/heating C68 OEM vacuum module item, original GM. Used. We ship on weekdays only.  Shipping is UPS only. Please email with questions. No local pickup. If a problem arises, please email or call before leaving feedback.  We are in Stuart Florida. NCRS member since 1983. Thanks for looking. (FAB) 050525