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Home >> GMC >> 2022 >> Hummer EV >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Cooling Systems >> Hybrid/EV System Heating And Cooling System >> Repair Instructions >> Drive Motor Control Module Radiator Outlet Hose Replacement >> Removal Procedure

Removal Procedure

  1. Turn vehicle power OFF and remove all keyless entry transmitters from the vehicle and secure in a place outside the vehicle.
  2. GM5787366Courtesy of GENERAL MOTORS COMPANY

    Front Trim Finish Compartment (2) - Remove - Front Trim Finish Compartment Removal and Installation

  3. Drain the drive motor battery cooling system. Drive Motor Battery Cooling System Draining and Filling 
  4. GM5787359Courtesy of GENERAL MOTORS COMPANY

    Radiator Outlet Hose Clip (1) @ Engine Cooler Fan - Remove

  5. GM5787362Courtesy of GENERAL MOTORS COMPANY

    Retainer (1) - Release

  6. Drive Motor Control Module Radiator Outlet Hose (2) @ Engine Radiator - Remove
  7. GM5788010Courtesy of GENERAL MOTORS COMPANY

    Retainer (2) - Release [2x]

  8. Drive Motor Control Module Radiator Outlet Hose (1) @ Hybrid/EV Propulsion System Coolant Control Valve 1 - Remove [2x]
  9. Disconnect and reposition harness as necessary.
  10. GM5788040Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Some components not shown for graphic clarity.

    Retainer (1) - Release [2x]

  11. Drive Motor Control Module Radiator Outlet Hose (2) @ Hybrid/EV Propulsion System Coolant Control Valve 1 - Remove
  12. Drive Motor Control Module Radiator Outlet Hose (2) @ Hybrid/Electric Vehicle Battery Coolant Pump - Remove
  13. Drive Motor Control Module Radiator Outlet Hose (2) - Remove
  14. GM5905105Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector (1) @ Drive Motor Battery Coolant Level Sensor - Disconnect and reposition

  15. GM5905110Courtesy of GENERAL MOTORS COMPANY

    Clip (1) - Remove

  16. Drive Motor Battery Coolant Level Sensor (2) - Remove