Control Module – GM (42743421)

GM Genuine Parts supplies this Control Module under part number 42743421 as a factory-pattern replacement. Fitted in place of the original, it plugs into the factory harness and runs the system it was programmed for. Catalogue application notes: With cruise control. With flat bottom, with aux audio switches, steering whl heater. Check the part number stamped or moulded on the original against 42743421 — 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. Ships from our US warehouse.