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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 Coolant Pump Hose Replacement >> Installation Procedure

Installation Procedure

  1. GM5835565Courtesy of GENERAL MOTORS COMPANY

    Drive Motor Control Module Coolant Pump Hose (2) - Install

  2. Retainer (1) - Engage
  3. CAUTION:

    Refer to Fastener Caution

  4. Generator Control Module Coolant Pump Bracket Bolt (3) - Install and tighten - Fastener Specifications 
  5. GM5864761Courtesy of GENERAL MOTORS COMPANY

    Drive Motor Control Module Coolant Pump Hose (1) @ Hybrid/Electric Vehicle Electronics Coolant Pump - Install

  6. Drive Motor Control Module Coolant Pump Hose (1) @ Hybrid/Electric Vehicle Propulsion System Coolant Control Valve 1 - Install
  7. Retainer (2) - Engage [2x]
  8. Fill the cooling system to the proper level. Drive Motor Battery Cooling System Draining and Filling 
  9. Inspect for coolant leaks.
  10. GM5787366Courtesy of GENERAL MOTORS COMPANY

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