2012 Mercedes-Benz SL550 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2012 Mercedes-Benz SL550
2012 Mercedes-Benz SL550 ProblemsFront Thrust Arm and Control Arm Bushing Can Crack or Tear
Front thrust arm and control arm bushings can crack and sometimes tear completely. If this is not repaired quickly, damage to the front subframe unit will occur, which is very expensive to repair. Updated control arms (that prevent damage to the subframe when the bushings wear out) are available.