Fits the following various 1994-95 GM vehicles (see the compatibility list above). This computer is refurbished and tested for functionality. There is no core charge you keep your old E. The prom chip will need to be transferred from your original computer.We use Alldatapro for our repair information. If you need diagnostic information please let us know and we can help. We are also a member of IATN (International automotive technicians network) a valuable resource of auto repair information. The item "16183247 GM Engine computer One year warranty ECM PCM ECU" is in sale since Friday, July 16, 2021. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Starters, Alternators, ECUs & Wiring\ECUs & Computer Modules". The seller is "flashmasters" and is located in Cincinnati, Ohio. This item can be shipped to United States.