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Installation Procedure

    Fig 1: Coolant Fitting Fasteners
    GM2548143Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    It is possible to install the coolant fittings 180° out of position. Ensure the larger alignment tab is facing downwards.

  1. Install NEW coolant tube seals (3) and the coolant fittings (2).
  2. Tighten the coolant tube fasteners to 3 N.m (27 lb in).
    3. Fig 2: Power Inverter Fasteners And Drive Motor Power Inverter Control Module
    GM2393833Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  3. Install the drive motor power inverter control module (2) and tighten the fasteners (1) to 9 N.m (80 lb in).
    4. Fig 3: Locating 300 Volt Cable Fasteners
    GM2393735Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Start the 300-Volt cable fasteners by hand.

  4. Install the 300-Volt cables with NEW seals and tighten the fasteners (1) to 9 N.m (80 lb in).
    5. Fig 4: Phase Cable Fasteners And Cables
    GM2393733Courtesy of GENERAL MOTORS COMPANY
  5. With NEW connector housing and fastener seals, install the three-phase cables and tighten the fasteners (1) to 9 N.m (80 lb in).
    6. Fig 5: High Voltage Interlock Loop Connector Fasteners
    GM2415000Courtesy of GENERAL MOTORS COMPANY
  6. Install the high voltage interlock loop connector fasteners (1) and tighten to 6 N.m (53 lb in).
    7. Fig 6: Motor Generator Power Inverter Module Connectors
    GM2546640Courtesy of GENERAL MOTORS COMPANY
  7. Connect the coolant pipes to the power inverter module. Refer to Drive Motor Power Inverter Module Cooling Inlet Hose Replacement , and. Drive Motor Generator Control Module Radiator Outlet Hose Replacement .
  8. Fill the cooling system. Refer to Drive Motor Generator Power Inverter Module Cooling System Draining and Filling .
  9. Install the ground strap fasteners (2) and tighten to 9 N.m(80 lb in).
  10. Connect the electrical connectors (1).
  11. Install the power inverter module cover. Refer to Drive Motor Generator Power Inverter Module Cover Replacement .
  12. Enable the high voltage system. Refer to High Voltage Enabling .
  13. For control module programming and setup procedures, refer to Control Module References .
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