General Motors AC DELCO Computer Prom Replacement 1228590 NOS Part

NOS (New Old stock) This is a vintage AC Delco Engine Control Unit (ECU) computer PROM replacement part manufactured in the United States. It features easy installation and comes with a calibrator. The part number is 1228590, with 24 terminal pins. It is designed for front placement on a vehicle and is an OEM part for General Motors vehicles. No programming is required for this EEPROM memory module.