VIN License for MM3 tuner. Please Allow up 24-48 hours to receive your VIN license once you submitted the UCR File. After Purchasing, Please Follow Instructions Bellow.Instructions:***Note before starting*** Either update your SD card before you start this process or do not update it until the new VIN license is installed into the MM3 and the process is completed. Do not update in the middle of the requesting the license and installing the license or the new VIN License will not work and will need to be rewritten which can take longer to do. Go to main menu, Settings, page up (arrow up), unlock codes, request unlock codes, select number of licenses you want (+1 LIC) then select order now. This will create a file on the root SD card named “UCR.MM3”. This is the request file. Now exit out of all selections until you get back to main menu. Power down the tuner by turning off key or unplugging it from trucks diagnostic port. Remove SD card from top left corner of monitor by lightly pushing down on it. Insert micro SD card into SD card adapter that came in the box, or any other card adapter you may have, and connect it to your windows-based computer via USB port.
