NHTSA Complaint #11478795 — 2016 GMC SIERRA

The contact owns a 2016 GMC Sierra. The contact stated that while driving approximately 70- 85 mph, the vehicle was shaking. The stability track warning indicator light was illuminated and flashing on and off. The vehicle was taken to the local dealer but they were unable to duplicate the failure. The vehicle was not diagnosed or repaired. The vehicle was taken to several independent mechanics but they were unable to duplicate the failure. The manufacturer was contacted but no additional assistance was provided. The failure mileage was approximately 15,000.