I have managed to change mileage on a Fiat 500 year 2013 successfully using OBDSTAR X300 Pro3 key programmer (same as green color OBDSTAR key master) by OBD.     Original Odometer: 74407 KM Fiat 500 2013 Odometer Correction Procedure: … Continue reading How to Change Fiat 500 2013 Mileage with OBDSTAR X300 Pro3