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The AMP Research Smart Series Door Status Module is a direct-fit replacement for PowerStep systems on 2020–2022 Ford F-350 Super Duty models. It restores door-status sensing for Smart Series PowerSteps and is specific to the vehicle make, model and PowerStep series, providing a factory-compatible component to correct intermittent step operation.
AMP Research 20-22 Ford F-350 Super Duty Smart Series DSM
