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All Hyundai PCM (Powertrain Management Module) Hyundai ECM (Engine Control Module) & Hyundai ECU (Electronic Control Unit) from Flagship A single, Inc. are precisely programmed and flashed to meet your auto's particular prerequisites. Our Hyundai PCM, Hyundai ECM and Hyundai ECU models which might be labeled plug & Engage in will never have to 2005 hyundai elantra engine have any extra programming. All of our control models are OEM, that means you will get your vehicles first module. Be at liberty to chat with one of our brokers with regards to any ECU testing or ECU repair.