Steering Related Problems of the 2015 Buick Regal

Steering problem

While exiting an interstate on a sharp curve failed to respond. No warning lights appeared. When applying brake steering began to respond. Contacted dealer service department charlie obaugh staunton virginia. Vehicle is not on recall list. Problem appears to be similar to 2016 steering recall. Dealership did not offer remedy for problem. This is definitely a safety issue losing steering while in motion. What options do we have.