1.By Launch X431 ECU Programmer i.e. Buick Excelle 2010-2011 E83 Connect X-431 ECU Programmer to a computer Run X-431 ECU & TCU Programmer PC software Input E83 in the search box to quickly find Buick Excelle 2010-2011 E83
Select “BENCH” connection type
Check the direct connection of diagram and follow it to connect X431 ECU Programmer and the original Buick ECU properly
Start to connect the ECU and read complete data Save the data according to the prompt Then disconnect the ECU Use the same method to connect X-431 ECU Programmer to a new Buick ECU Select the original ECU data saved in the front step to write into the new ECU Write data successfully Finally, disconnect ECU