TSB: SERVICE ACTION: AUTO LOCK MODE CHANGE (SA255) - This bulletin provides the procedure to change the automatic door lock setting on some 2017MY Sorento (UMa) vehicles, produced from April 7, 2016 to August 15, 2016, which may be defaulted to ?Enable on Speed?. To help align the vehicle with customer expectations, follow the procedure below to change the automatic lock settings from ?Enable on Speed? to ?Enable on Shift?.