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Home >> Cadillac >> 2018 >> CT6 Plug-In >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Cooling Systems >> Hybrid/EV System Heating And Cooling System >> Repair Instructions >> Generator Control Module Coolant Tank Hose Replacement >> Removal Procedure

Removal Procedure

  1. Disable the high voltage system. High Voltage Disabling
  2. Drain the power electronics and auxiliary radiator cooling system. Power Electronics and Auxiliary Radiator Drain and Fill (LTG HP9) 
  3. GM4485384Courtesy of GENERAL MOTORS COMPANY

    Generator Control Module Coolant/Air Separator (1) - Remove - Generator Control Module Coolant/Air Separator Replacement 

  4. GM4485292Courtesy of GENERAL MOTORS COMPANY

    Generator Control Module Coolant Tank Hose Retainer (1)@Generator Control Module Coolant Tank Hose (2) - Disengage

  5. Generator Control Module Coolant Tank Hose (2)@Heater Inlet Pipe Connector - Remove
  6. Generator Control Module Coolant Tank Hose (2) - Remove