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Home >> GMC >> 2002 >> C3500 HD 6.5 F, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 6.5L >> Repair Instructions >> Powertrain Control Module (PCM) Replacement >> Installation Procedure
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Installation Procedure

  1. Install the PCM mounting hardware.
  2. Install the connectors to the PCM.
  3. Install the PCM in the passenger compartment behind glove box.
  4. Install the negative battery cables.

    The malfunction indicator lamp (MIL), antilock and brake lamps will continue to be enabled until the PCM is programmed. Once the programming is complete, the lamps will turn OFF and normal operation will occur.

  5. Refer to Powertrain Control Module (PCM) Programming .
    Fig 1: Powertrain Control Module (PCM) & Connectors
    G01599434Courtesy of GENERAL MOTORS CORP.