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Installation Procedure

WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: PCM & Engine Compartment
    GM863127Courtesy of GENERAL MOTORS CORP.
  1. Install the PCM to the PCM mounting bracket ensuring that the mounting tabs are engaged.
  2. Secure the spring latch to the PCM.
    3. Fig 2: PCM Harness Connectors
    GM863125Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  3. Connect the PCM connectors to the PCM.

    Tighten:  Tighten the PCM connector end fasteners to 8 N.m (71 lb in).

    4. Fig 3: PCM Cover
    GM863123Courtesy of GENERAL MOTORS CORP.
  4. Install the PCM cover to the PCM mounting bracket, ensuring the mounting tabs on the PCM mounting bracket are engaged into the mounting holes in the PCM cover.
  5. If a new PCM is being installed, program the PCM. Refer to Control Module References .
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