The AMP Research replacement OBD‑II module for 2018–2019 Dodge Ram is a repair component for PowerStep running boards that restores plug‑and‑play harness functionality. Supplied to fix intermittent operation caused by a faulty module, it includes the parts needed to replace the OBD‑II module in the AMP Research harness and returns the system to proper operation.
AMP Research OBD II Module 18-19 Dodge Ram Only