ACDelco Alternators and Starters are engineered for virtually every make and model of GM car, light-duty truck and sport utility vehicle. Choose from our two lines of products: GM Original Equipment or Remanufactured. Remanufactured parts meet GM approved service part requirements and are made from previously used components in a process that involves disassembly, inspection, cleaning, update of software and replacement of parts as appropriate, testing, and reassembly Refurbished parts meet GM approved service part requirements and are previously used parts that are inspected, cleaned, tested, and repackaged.