Module – GM (86777488)

a Module from GM Genuine Parts, part 86777488, is a direct replacement for the unit fitted at the factory. The unit replaces a module that has lost communication or an output driver. Catalogue application notes: Onstar. Check the part number stamped or moulded on the original against 86777488 — a number that looks close can belong to a different circuit. GM Genuine Parts are the components installed during production or validated by General Motors for GM vehicles. Held in US stock for same-week dispatch.