The contact owns a 2015 Buick Encore. The contact stated that while starting the vehicle, the power steering assist warning light illuminated and the steering wheel was locked. Additionally, a burning odor was detected, and the tachometer was inoperable while driving. The vehicle was not diagnosed nor repaired by an independent mechanic or dealer. The manufacturer was made aware of the failure and informed the contact that there was no recall associated with the VIN. The failure mileage was approximately 71,000.