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Home >> Chevrolet >> 2017 >> Volt Premier >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Cooling Systems >> Hybrid/EV System Heating And Cooling >> Repair Instructions >> Drive Motor Generator Control Module Cooling Outlet Hose Replacement (Underbody Line to Traction Power Inverter Module Inlet) >> Removal Procedure

Removal Procedure

WARNING:

Before conducting any repair to this high voltage cooling system, it is necessary to determine/verify whether no high-voltage system faults exist. If high-voltage faults exist, follow published DTC diagnostics/repair procedures prior to performing any cooling system repairs. Failure to correct High Voltage Faults before working on the high voltage cooling system could result in personal injury or death.

WARNING:

Do not use a service jack in locations other than those specified to lift this vehicle. Lifting the vehicle with a jack in those other locations could cause the vehicle to slip off the jack and roll; this could cause injury or death.

  1. Turn the Vehicle Power Off, remove all keyless entry transmitters from the vehicle and secure in a place outside the vehicle.
  2. Drain the cooling system. Drive Motor Generator Power Inverter Module Cooling System Draining and Filling 
  3. Fig 1: Electrical Connector
    GM4091178Courtesy of GENERAL MOTORS COMPANY
  4. Disconnect Electrical Connector(1, 2)
  5. Fig 2: Clamp And Coolant Hose
    GM4091179Courtesy of GENERAL MOTORS COMPANY
  6. Loosen Clamp (2) BO-38185  pliers
  7. Remove Coolant Hose (1)
  8. Fig 3: Drive Motor Generator Control Module Cooling Outlet Hose And Bolts
    GM4091180Courtesy of GENERAL MOTORS COMPANY
  9. Remove Drive Motor Generator Control Module Cooling Outlet Hose Bolt (1)
  10. Remove Seal (2) and DISCARD
  11. Raise and support the vehicle. Lifting and Jacking the Vehicle
  12. Remove Front Wheelhouse Liner Replacement (Left Side)Front Wheelhouse Liner Replacement (Right Side) - Remove
  13. Fig 4: Coolant Hose And Clamp
    GM4091181Courtesy of GENERAL MOTORS COMPANY
  14. Loosen Clamp (2)
  15. Remove Drive Motor Generator Control Module Cooling Outlet Hose (1)