Turn on the FCAR scanner and select menu “Diagnosis”, “Special Function” and “SAS”;

Select “ Diagnostic mode ”;

Select “ Chinese Cars ” ;

Select “ Shanghai GM” ;

Select “ 2013” ;

Select “ Buick ”;

Select” New Larcosse”;

Select “ Steering wheel angle module”;

Select “ Special function” after all DTCs have been cleared;

Select “OK”after all tips below were confirmed;

Select “Continue”after all tips below were confirmed;

Ignition on and Click “Continue”;

The operation has been completed.