For Reference Only: 2007 Nissan Altima 3.5L AT Engine Control Unit ECU Please make sure to match the part number of the item with the one you have. All computers have to be reprogrammed through dealership. We do not provide reprogramming service. We are also not responsible for any kind of labor cost or reprogramming cost.This ECU is a core, recommended to be re-manufactured before installation. ECU appears to be in good condition but has not been tested. Please review all photos as this is the exact unit you will receive.