Verify that the part number on your original unit exactly matches the replacement unit listed in our title. Engine Computers with immobilizer systems newer than 1998 require professional reprogramming by a certified technician for proper vehicle functionality. Without reprogramming, most ECUs will not operate. ? Find a Local Programmer. Locate a local automotive locksmith who can provide the necessary programming. Search online to find one near you! We thoroughly document any damages in the photos provided. Feel free to message us anytime for any questions or inquiries you might have. We’re here to help! Thank you for shopping with us! Why Choose Us?