GLC SUSPENSION SHUTTER - VIBRATION MB Doc12132016 PDF

A service bulletin that addresses a vibration issue in the steering wheel at highway speeds. The document outlines a complaint of intermittent vibrations felt through steering, suspension, or body when driving over 45 mph on irregular road surfaces. The cause of the issue is under investigation, and no parts should be replaced at this time. A remedy involving optimized Electric Power Steering software is being developed to minimize vibrations. Temporary recommendations include adjusting steering settings, unplugging the EPS, and escalating persistent issues for further technical review.