OER Parts offers a wide selection of Ignition System Components for your 1976 GMC All Models. OER Parts offers 1976 GMC All Models Performance Ignition, 1976 GMC All Models Stock Ignition, 1976 GMC All Models Coils, 1976 GMC All Models Cap and Rotors,, 1976 GMC All Models Ignition Control Modules, 1976 GMC All Models Spark Plugs, 1976 GMC All Models Spark Plug Wires, 1976 GMC All Models Distributors, and 1976 GMC All Models Tune Up Kits.