FixVault

Removal Procedure

    WARNING:

    Always perform the High Voltage Disabling procedure prior to servicing any High Voltage component or connection. Personal Protection Equipment (PPE) and proper procedures must be followed.

    The High Voltage Disabling procedure includes the following steps:

    • Identify how to disable high voltage.
    • Identify how to test for the presence of high voltage.
    • Identify condition under which high voltage is always present and personal protection equipment (PPE) and proper procedures must be followed.

    Before working on any high voltage system, be sure to wear the following Personal Protection Equipment:

    • Safety glasses with appropriate side shields when within 15 meters (50 feet) of the vehicle, either indoors or outdoors.
    • Certified and up-to-date Class "0" Insulation gloves rated at 1000V with leather protectors.
      • Visually and functionally inspect the gloves before use.
      • Wear the Insulation gloves with leather protectors at all times when working with the high voltage battery assembly, whether the system is energized or not.

    Failure to follow the procedures may result in serious injury or death.

  1. Remove the drive motor battery. Refer to Drive Motor Battery Replacement and Shipping Preparation .
  2. Remove the drive motor battery cover. Refer to Drive Motor Battery Cover Replacement .
  3. Fig 1: Identifying Connectors, Retainer Clips And Drive Motor Battery High Voltage Contactor Cover
    GM3707863Courtesy of GENERAL MOTORS COMPANY
  4. Unclip the connectors (3), from the retainer clips (1), on top of the drive motor battery high voltage contactor cover (2).
  5. Fig 2: Identifying Current Sensor
    GM3796348Courtesy of GENERAL MOTORS COMPANY
  6. Detach the current sensor (1) from the drive motor battery high voltage contactor cover.
  7. Fig 3: Identifying Retaining Tabs And Drive Motor Battery High Voltage Contactor Cover
    GM3707867Courtesy of GENERAL MOTORS COMPANY
  8. Using an appropriate tool, release the retaining tabs (1) and remove the drive motor battery high voltage contactor cover (2).
  9. Fig 4: Identifying Battery Heater Fuse And Fuse Holder
    GM3712074Courtesy of GENERAL MOTORS COMPANY
  10. Remove the battery heater fuse (1) from the fuse holder (2).