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All Hummer PCM (Powertrain Control Module) Hummer ECM (Engine Control Module) & Hummer ECU (Electronic Control Unit)from Flagship One,Inc. are precisely programmed and flashed to meet your vehicle's specific requirements.

Our Hummer PCM, Hummer ECM and Hummer ECU units that are labeled plug & play will not require any additional programming.

    Here is a list of all of the Hummer PCM, Hummer ECM and Hummer Control Modules that we have in stock and are ready to ship:
  • Hummer H1 PCM | Hummer H1 ECM | Hummer H1 ECU
  • Hummer H2 PCM | Hummer H2 ECM | Hummer H2 ECU
  • Hummer H3 PCM | Hummer H3 ECM | Hummer H3 ECU