Owners describe a cluster of age-related electrical and small-component faults: the SAM module (blamed for tail-light error messages), failing window regulators, seat-control modules, sunroof cable issues, and the steering damper. Most are characterized as annoying but inexpensive DIY swaps rather than dealbreakers. …
Electrical quirks: SAM module, window regulators, steering damper
Mercedes-Benz G55/G63 AMG (W463 2004-2018) · mechanical